utils.py

import json
import time
import uuid
from enum import Enum
from typing import Any, Dict, List, Literal, Mapping, Optional, Tuple, Union

from aiohttp import FormData
from openai._models import BaseModel as OpenAIObject
from openai.types.audio.transcription_create_params import FileTypes  # type: ignore
from openai.types.chat.chat_completion import ChatCompletion
from openai.types.completion_usage import (
    CompletionTokensDetails,
    CompletionUsage,
    PromptTokensDetails,
)
from openai.types.moderation import (
    Categories,
    CategoryAppliedInputTypes,
    CategoryScores,
)
from openai.types.moderation_create_response import Moderation, ModerationCreateResponse
from pydantic import BaseModel, ConfigDict, Field, PrivateAttr, model_validator
from typing_extensions import Callable, Dict, Required, TypedDict, override

import litellm

from ..litellm_core_utils.core_helpers import map_finish_reason
from .guardrails import GuardrailEventHooks
from .llms.openai import (
    Batch,
    ChatCompletionAnnotation,
    ChatCompletionRedactedThinkingBlock,
    ChatCompletionThinkingBlock,
    ChatCompletionToolCallChunk,
    ChatCompletionUsageBlock,
    FileSearchTool,
    OpenAIChatCompletionChunk,
    OpenAIFileObject,
    OpenAIRealtimeStreamList,
    WebSearchOptions,
)
from .rerank import RerankResponse


def _generate_id():  # private helper function
    return "chatcmpl-" + str(uuid.uuid4())


class LiteLLMPydanticObjectBase(BaseModel):
    """
    Implements default functions, all pydantic objects should have.
    """

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump(**kwargs)  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict(**kwargs)

    def fields_set(self):
        try:
            return self.model_fields_set  # noqa
        except Exception:
            # if using pydantic v1
            return self.__fields_set__

    model_config = ConfigDict(protected_namespaces=())


class LiteLLMCommonStrings(Enum):
    redacted_by_litellm = "redacted by litellm. 'litellm.turn_off_message_logging=True'"
    llm_provider_not_provided = "Unmapped LLM provider for this endpoint. You passed model={model}, custom_llm_provider={custom_llm_provider}. Check supported provider and route: https://docs.litellm.ai/docs/providers"


SupportedCacheControls = ["ttl", "s-maxage", "no-cache", "no-store"]


class CostPerToken(TypedDict):
    input_cost_per_token: float
    output_cost_per_token: float


class ProviderField(TypedDict):
    field_name: str
    field_type: Literal["string"]
    field_description: str
    field_value: str


class ProviderSpecificModelInfo(TypedDict, total=False):
    supports_system_messages: Optional[bool]
    supports_response_schema: Optional[bool]
    supports_vision: Optional[bool]
    supports_function_calling: Optional[bool]
    supports_tool_choice: Optional[bool]
    supports_assistant_prefill: Optional[bool]
    supports_prompt_caching: Optional[bool]
    supports_audio_input: Optional[bool]
    supports_embedding_image_input: Optional[bool]
    supports_audio_output: Optional[bool]
    supports_pdf_input: Optional[bool]
    supports_native_streaming: Optional[bool]
    supports_parallel_function_calling: Optional[bool]
    supports_web_search: Optional[bool]
    supports_reasoning: Optional[bool]


class SearchContextCostPerQuery(TypedDict, total=False):
    search_context_size_low: float
    search_context_size_medium: float
    search_context_size_high: float


class ModelInfoBase(ProviderSpecificModelInfo, total=False):
    key: Required[str]  # the key in litellm.model_cost which is returned

    max_tokens: Required[Optional[int]]
    max_input_tokens: Required[Optional[int]]
    max_output_tokens: Required[Optional[int]]
    input_cost_per_token: Required[float]
    cache_creation_input_token_cost: Optional[float]
    cache_read_input_token_cost: Optional[float]
    input_cost_per_character: Optional[float]  # only for vertex ai models
    input_cost_per_audio_token: Optional[float]
    input_cost_per_token_above_128k_tokens: Optional[float]  # only for vertex ai models
    input_cost_per_token_above_200k_tokens: Optional[
        float
    ]  # only for vertex ai gemini-2.5-pro models
    input_cost_per_character_above_128k_tokens: Optional[
        float
    ]  # only for vertex ai models
    input_cost_per_query: Optional[float]  # only for rerank models
    input_cost_per_image: Optional[float]  # only for vertex ai models
    input_cost_per_audio_per_second: Optional[float]  # only for vertex ai models
    input_cost_per_video_per_second: Optional[float]  # only for vertex ai models
    input_cost_per_second: Optional[float]  # for OpenAI Speech models
    input_cost_per_token_batches: Optional[float]
    output_cost_per_token_batches: Optional[float]
    output_cost_per_token: Required[float]
    output_cost_per_token_thinking: Optional[
        float
    ]  # only for vertex ai gemini-2.5-flash models
    output_cost_per_character: Optional[float]  # only for vertex ai models
    output_cost_per_audio_token: Optional[float]
    output_cost_per_token_above_128k_tokens: Optional[
        float
    ]  # only for vertex ai models
    output_cost_per_token_above_200k_tokens: Optional[
        float
    ]  # only for vertex ai gemini-2.5-pro models
    output_cost_per_character_above_128k_tokens: Optional[
        float
    ]  # only for vertex ai models
    output_cost_per_image: Optional[float]
    output_vector_size: Optional[int]
    output_cost_per_reasoning_token: Optional[float]
    output_cost_per_video_per_second: Optional[float]  # only for vertex ai models
    output_cost_per_audio_per_second: Optional[float]  # only for vertex ai models
    output_cost_per_second: Optional[float]  # for OpenAI Speech models
    search_context_cost_per_query: Optional[
        SearchContextCostPerQuery
    ]  # Cost for using web search tool

    litellm_provider: Required[str]
    mode: Required[
        Literal[
            "completion", "embedding", "image_generation", "chat", "audio_transcription"
        ]
    ]
    tpm: Optional[int]
    rpm: Optional[int]


class ModelInfo(ModelInfoBase, total=False):
    """
    Model info for a given model, this is information found in litellm.model_prices_and_context_window.json
    """

    supported_openai_params: Required[Optional[List[str]]]


class GenericStreamingChunk(TypedDict, total=False):
    text: Required[str]
    tool_use: Optional[ChatCompletionToolCallChunk]
    is_finished: Required[bool]
    finish_reason: Required[str]
    usage: Required[Optional[ChatCompletionUsageBlock]]
    index: int

    # use this dict if you want to return any provider specific fields in the response
    provider_specific_fields: Optional[Dict[str, Any]]


from enum import Enum


class CallTypes(Enum):
    embedding = "embedding"
    aembedding = "aembedding"
    completion = "completion"
    acompletion = "acompletion"
    atext_completion = "atext_completion"
    text_completion = "text_completion"
    image_generation = "image_generation"
    aimage_generation = "aimage_generation"
    moderation = "moderation"
    amoderation = "amoderation"
    atranscription = "atranscription"
    transcription = "transcription"
    aspeech = "aspeech"
    speech = "speech"
    rerank = "rerank"
    arerank = "arerank"
    arealtime = "_arealtime"
    create_batch = "create_batch"
    acreate_batch = "acreate_batch"
    aretrieve_batch = "aretrieve_batch"
    retrieve_batch = "retrieve_batch"
    pass_through = "pass_through_endpoint"
    anthropic_messages = "anthropic_messages"
    get_assistants = "get_assistants"
    aget_assistants = "aget_assistants"
    create_assistants = "create_assistants"
    acreate_assistants = "acreate_assistants"
    delete_assistant = "delete_assistant"
    adelete_assistant = "adelete_assistant"
    acreate_thread = "acreate_thread"
    create_thread = "create_thread"
    aget_thread = "aget_thread"
    get_thread = "get_thread"
    a_add_message = "a_add_message"
    add_message = "add_message"
    aget_messages = "aget_messages"
    get_messages = "get_messages"
    arun_thread = "arun_thread"
    run_thread = "run_thread"
    arun_thread_stream = "arun_thread_stream"
    run_thread_stream = "run_thread_stream"
    afile_retrieve = "afile_retrieve"
    file_retrieve = "file_retrieve"
    afile_delete = "afile_delete"
    file_delete = "file_delete"
    afile_list = "afile_list"
    file_list = "file_list"
    acreate_file = "acreate_file"
    create_file = "create_file"
    afile_content = "afile_content"
    file_content = "file_content"
    create_fine_tuning_job = "create_fine_tuning_job"
    acreate_fine_tuning_job = "acreate_fine_tuning_job"
    acancel_fine_tuning_job = "acancel_fine_tuning_job"
    cancel_fine_tuning_job = "cancel_fine_tuning_job"
    alist_fine_tuning_jobs = "alist_fine_tuning_jobs"
    list_fine_tuning_jobs = "list_fine_tuning_jobs"
    aretrieve_fine_tuning_job = "aretrieve_fine_tuning_job"
    retrieve_fine_tuning_job = "retrieve_fine_tuning_job"
    responses = "responses"
    aresponses = "aresponses"


CallTypesLiteral = Literal[
    "embedding",
    "aembedding",
    "completion",
    "acompletion",
    "atext_completion",
    "text_completion",
    "image_generation",
    "aimage_generation",
    "moderation",
    "amoderation",
    "atranscription",
    "transcription",
    "aspeech",
    "speech",
    "rerank",
    "arerank",
    "_arealtime",
    "create_batch",
    "acreate_batch",
    "pass_through_endpoint",
    "anthropic_messages",
    "aretrieve_batch",
    "retrieve_batch",
]


class PassthroughCallTypes(Enum):
    passthrough_image_generation = "passthrough-image-generation"


class TopLogprob(OpenAIObject):
    token: str
    """The token."""

    bytes: Optional[List[int]] = None
    """A list of integers representing the UTF-8 bytes representation of the token.

    Useful in instances where characters are represented by multiple tokens and
    their byte representations must be combined to generate the correct text
    representation. Can be `null` if there is no bytes representation for the token.
    """

    logprob: float
    """The log probability of this token, if it is within the top 20 most likely
    tokens.

    Otherwise, the value `-9999.0` is used to signify that the token is very
    unlikely.
    """


class ChatCompletionTokenLogprob(OpenAIObject):
    token: str
    """The token."""

    bytes: Optional[List[int]] = None
    """A list of integers representing the UTF-8 bytes representation of the token.

    Useful in instances where characters are represented by multiple tokens and
    their byte representations must be combined to generate the correct text
    representation. Can be `null` if there is no bytes representation for the token.
    """

    logprob: float
    """The log probability of this token, if it is within the top 20 most likely
    tokens.

    Otherwise, the value `-9999.0` is used to signify that the token is very
    unlikely.
    """

    top_logprobs: List[TopLogprob]
    """List of the most likely tokens and their log probability, at this token
    position.

    In rare cases, there may be fewer than the number of requested `top_logprobs`
    returned.
    """

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)


class ChoiceLogprobs(OpenAIObject):
    content: Optional[List[ChatCompletionTokenLogprob]] = None
    """A list of message content tokens with log probability information."""

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)


class FunctionCall(OpenAIObject):
    arguments: str
    name: Optional[str] = None


class Function(OpenAIObject):
    arguments: str
    name: Optional[
        str
    ]  # can be None - openai e.g.: ChoiceDeltaToolCallFunction(arguments='{"', name=None), type=None)

    def __init__(
        self,
        arguments: Optional[Union[Dict, str]] = None,
        name: Optional[str] = None,
        **params,
    ):
        if arguments is None:
            if params.get("parameters", None) is not None and isinstance(
                params["parameters"], dict
            ):
                arguments = json.dumps(params["parameters"])
                params.pop("parameters")
            else:
                arguments = ""
        elif isinstance(arguments, Dict):
            arguments = json.dumps(arguments)
        else:
            arguments = arguments

        name = name

        # Build a dictionary with the structure your BaseModel expects
        data = {"arguments": arguments, "name": name}

        super(Function, self).__init__(**data)

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)


class ChatCompletionDeltaToolCall(OpenAIObject):
    id: Optional[str] = None
    function: Function
    type: Optional[str] = None
    index: int


class HiddenParams(OpenAIObject):
    original_response: Optional[Union[str, Any]] = None
    model_id: Optional[str] = None  # used in Router for individual deployments
    api_base: Optional[str] = None  # returns api base used for making completion call

    model_config = ConfigDict(extra="allow", protected_namespaces=())

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


class ChatCompletionMessageToolCall(OpenAIObject):
    def __init__(
        self,
        function: Union[Dict, Function],
        id: Optional[str] = None,
        type: Optional[str] = None,
        **params,
    ):
        super(ChatCompletionMessageToolCall, self).__init__(**params)
        if isinstance(function, Dict):
            self.function = Function(**function)
        else:
            self.function = function

        if id is not None:
            self.id = id
        else:
            self.id = f"{uuid.uuid4()}"

        if type is not None:
            self.type = type
        else:
            self.type = "function"

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)


from openai.types.chat.chat_completion_audio import ChatCompletionAudio


class ChatCompletionAudioResponse(ChatCompletionAudio):
    def __init__(
        self,
        data: str,
        expires_at: int,
        transcript: str,
        id: Optional[str] = None,
        **params,
    ):
        if id is not None:
            id = id
        else:
            id = f"{uuid.uuid4()}"
        super(ChatCompletionAudioResponse, self).__init__(
            data=data, expires_at=expires_at, transcript=transcript, id=id, **params
        )

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)


"""
Reference:
ChatCompletionMessage(content='This is a test', role='assistant', function_call=None, tool_calls=None))
"""


def add_provider_specific_fields(
    object: BaseModel, provider_specific_fields: Optional[Dict[str, Any]]
):
    if not provider_specific_fields:  # set if provider_specific_fields is not empty
        return
    setattr(object, "provider_specific_fields", provider_specific_fields)


class Message(OpenAIObject):
    content: Optional[str]
    role: Literal["assistant", "user", "system", "tool", "function"]
    tool_calls: Optional[List[ChatCompletionMessageToolCall]]
    function_call: Optional[FunctionCall]
    audio: Optional[ChatCompletionAudioResponse] = None
    reasoning_content: Optional[str] = None
    thinking_blocks: Optional[
        List[Union[ChatCompletionThinkingBlock, ChatCompletionRedactedThinkingBlock]]
    ] = None
    provider_specific_fields: Optional[Dict[str, Any]] = Field(
        default=None, exclude=True
    )
    annotations: Optional[List[ChatCompletionAnnotation]] = None

    def __init__(
        self,
        content: Optional[str] = None,
        role: Literal["assistant"] = "assistant",
        function_call=None,
        tool_calls: Optional[list] = None,
        audio: Optional[ChatCompletionAudioResponse] = None,
        provider_specific_fields: Optional[Dict[str, Any]] = None,
        reasoning_content: Optional[str] = None,
        thinking_blocks: Optional[
            List[
                Union[ChatCompletionThinkingBlock, ChatCompletionRedactedThinkingBlock]
            ]
        ] = None,
        annotations: Optional[List[ChatCompletionAnnotation]] = None,
        **params,
    ):
        init_values: Dict[str, Any] = {
            "content": content,
            "role": role or "assistant",  # handle null input
            "function_call": (
                FunctionCall(**function_call) if function_call is not None else None
            ),
            "tool_calls": (
                [
                    (
                        ChatCompletionMessageToolCall(**tool_call)
                        if isinstance(tool_call, dict)
                        else tool_call
                    )
                    for tool_call in tool_calls
                ]
                if tool_calls is not None and len(tool_calls) > 0
                else None
            ),
        }

        if audio is not None:
            init_values["audio"] = audio

        if thinking_blocks is not None:
            init_values["thinking_blocks"] = thinking_blocks

        if annotations is not None:
            init_values["annotations"] = annotations

        if reasoning_content is not None:
            init_values["reasoning_content"] = reasoning_content

        super(Message, self).__init__(
            **init_values,  # type: ignore
            **params,
        )

        if audio is None:
            # delete audio from self
            # OpenAI compatible APIs like mistral API will raise an error if audio is passed in
            del self.audio

        if annotations is None:
            # ensure default response matches OpenAI spec
            # Some OpenAI compatible APIs raise an error if annotations are passed in
            del self.annotations

        if reasoning_content is None:
            # ensure default response matches OpenAI spec
            del self.reasoning_content

        if thinking_blocks is None:
            # ensure default response matches OpenAI spec
            del self.thinking_blocks

        add_provider_specific_fields(self, provider_specific_fields)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


class Delta(OpenAIObject):
    reasoning_content: Optional[str] = None
    thinking_blocks: Optional[
        List[Union[ChatCompletionThinkingBlock, ChatCompletionRedactedThinkingBlock]]
    ] = None
    provider_specific_fields: Optional[Dict[str, Any]] = Field(default=None)

    def __init__(
        self,
        content=None,
        role=None,
        function_call=None,
        tool_calls=None,
        audio: Optional[ChatCompletionAudioResponse] = None,
        reasoning_content: Optional[str] = None,
        thinking_blocks: Optional[
            List[
                Union[ChatCompletionThinkingBlock, ChatCompletionRedactedThinkingBlock]
            ]
        ] = None,
        annotations: Optional[List[ChatCompletionAnnotation]] = None,
        **params,
    ):
        super(Delta, self).__init__(**params)
        add_provider_specific_fields(self, params.get("provider_specific_fields", {}))
        self.content = content
        self.role = role
        # Set default values and correct types
        self.function_call: Optional[Union[FunctionCall, Any]] = None
        self.tool_calls: Optional[List[Union[ChatCompletionDeltaToolCall, Any]]] = None
        self.audio: Optional[ChatCompletionAudioResponse] = None
        self.annotations: Optional[List[ChatCompletionAnnotation]] = None

        if reasoning_content is not None:
            self.reasoning_content = reasoning_content
        else:
            # ensure default response matches OpenAI spec
            del self.reasoning_content

        if thinking_blocks is not None:
            self.thinking_blocks = thinking_blocks
        else:
            # ensure default response matches OpenAI spec
            del self.thinking_blocks

        # Add annotations to the delta, ensure they are only on Delta if they exist (Match OpenAI spec)
        if annotations is not None:
            self.annotations = annotations
        else:
            del self.annotations

        if function_call is not None and isinstance(function_call, dict):
            self.function_call = FunctionCall(**function_call)
        else:
            self.function_call = function_call
        if tool_calls is not None and isinstance(tool_calls, list):
            self.tool_calls = []
            for tool_call in tool_calls:
                if isinstance(tool_call, dict):
                    if tool_call.get("index", None) is None:
                        tool_call["index"] = 0
                    self.tool_calls.append(ChatCompletionDeltaToolCall(**tool_call))
                elif isinstance(tool_call, ChatCompletionDeltaToolCall):
                    self.tool_calls.append(tool_call)
        else:
            self.tool_calls = tool_calls

        self.audio = audio

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)


class Choices(OpenAIObject):
    def __init__(
        self,
        finish_reason=None,
        index=0,
        message: Optional[Union[Message, dict]] = None,
        logprobs: Optional[Union[ChoiceLogprobs, dict, Any]] = None,
        enhancements=None,
        **params,
    ):
        super(Choices, self).__init__(**params)
        if finish_reason is not None:
            self.finish_reason = map_finish_reason(
                finish_reason
            )  # set finish_reason for all responses
        else:
            self.finish_reason = "stop"
        self.index = index
        if message is None:
            self.message = Message()
        else:
            if isinstance(message, Message):
                self.message = message
            elif isinstance(message, dict):
                self.message = Message(**message)
        if logprobs is not None:
            if isinstance(logprobs, dict):
                self.logprobs = ChoiceLogprobs(**logprobs)
            else:
                self.logprobs = logprobs
        if enhancements is not None:
            self.enhancements = enhancements

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)


class CompletionTokensDetailsWrapper(
    CompletionTokensDetails
):  # wrapper for older openai versions
    text_tokens: Optional[int] = None
    """Text tokens generated by the model."""


class PromptTokensDetailsWrapper(
    PromptTokensDetails
):  # wrapper for older openai versions
    text_tokens: Optional[int] = None
    """Text tokens sent to the model."""

    image_tokens: Optional[int] = None
    """Image tokens sent to the model."""

    character_count: Optional[int] = None
    """Character count sent to the model. Used for Vertex AI multimodal embeddings."""

    image_count: Optional[int] = None
    """Number of images sent to the model. Used for Vertex AI multimodal embeddings."""

    video_length_seconds: Optional[float] = None
    """Length of videos sent to the model. Used for Vertex AI multimodal embeddings."""

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        if self.character_count is None:
            del self.character_count
        if self.image_count is None:
            del self.image_count
        if self.video_length_seconds is None:
            del self.video_length_seconds


class Usage(CompletionUsage):
    _cache_creation_input_tokens: int = PrivateAttr(
        0
    )  # hidden param for prompt caching. Might change, once openai introduces their equivalent.
    _cache_read_input_tokens: int = PrivateAttr(
        0
    )  # hidden param for prompt caching. Might change, once openai introduces their equivalent.

    def __init__(
        self,
        prompt_tokens: Optional[int] = None,
        completion_tokens: Optional[int] = None,
        total_tokens: Optional[int] = None,
        reasoning_tokens: Optional[int] = None,
        prompt_tokens_details: Optional[Union[PromptTokensDetailsWrapper, dict]] = None,
        completion_tokens_details: Optional[
            Union[CompletionTokensDetailsWrapper, dict]
        ] = None,
        **params,
    ):
        # handle reasoning_tokens
        _completion_tokens_details: Optional[CompletionTokensDetailsWrapper] = None
        if reasoning_tokens:
            text_tokens = (
                completion_tokens - reasoning_tokens if completion_tokens else None
            )
            completion_tokens_details = CompletionTokensDetailsWrapper(
                reasoning_tokens=reasoning_tokens, text_tokens=text_tokens
            )

        # Ensure completion_tokens_details is properly handled
        if completion_tokens_details:
            if isinstance(completion_tokens_details, dict):
                _completion_tokens_details = CompletionTokensDetailsWrapper(
                    **completion_tokens_details
                )
            elif isinstance(completion_tokens_details, CompletionTokensDetails):
                _completion_tokens_details = completion_tokens_details

        ## DEEPSEEK MAPPING ##
        if "prompt_cache_hit_tokens" in params and isinstance(
            params["prompt_cache_hit_tokens"], int
        ):
            if prompt_tokens_details is None:
                prompt_tokens_details = PromptTokensDetailsWrapper(
                    cached_tokens=params["prompt_cache_hit_tokens"]
                )

        ## ANTHROPIC MAPPING ##
        if "cache_read_input_tokens" in params and isinstance(
            params["cache_read_input_tokens"], int
        ):
            if prompt_tokens_details is None:
                prompt_tokens_details = PromptTokensDetailsWrapper(
                    cached_tokens=params["cache_read_input_tokens"]
                )

        # handle prompt_tokens_details
        _prompt_tokens_details: Optional[PromptTokensDetailsWrapper] = None
        if prompt_tokens_details:
            if isinstance(prompt_tokens_details, dict):
                _prompt_tokens_details = PromptTokensDetailsWrapper(
                    **prompt_tokens_details
                )
            elif isinstance(prompt_tokens_details, PromptTokensDetails):
                _prompt_tokens_details = prompt_tokens_details

        super().__init__(
            prompt_tokens=prompt_tokens or 0,
            completion_tokens=completion_tokens or 0,
            total_tokens=total_tokens or 0,
            completion_tokens_details=_completion_tokens_details or None,
            prompt_tokens_details=_prompt_tokens_details or None,
        )

        ## ANTHROPIC MAPPING ##
        if "cache_creation_input_tokens" in params and isinstance(
            params["cache_creation_input_tokens"], int
        ):
            self._cache_creation_input_tokens = params["cache_creation_input_tokens"]

        if "cache_read_input_tokens" in params and isinstance(
            params["cache_read_input_tokens"], int
        ):
            self._cache_read_input_tokens = params["cache_read_input_tokens"]

        ## DEEPSEEK MAPPING ##
        if "prompt_cache_hit_tokens" in params and isinstance(
            params["prompt_cache_hit_tokens"], int
        ):
            self._cache_read_input_tokens = params["prompt_cache_hit_tokens"]

        for k, v in params.items():
            setattr(self, k, v)

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)


class StreamingChoices(OpenAIObject):
    def __init__(
        self,
        finish_reason=None,
        index=0,
        delta: Optional[Delta] = None,
        logprobs=None,
        enhancements=None,
        **params,
    ):
        # Fix Perplexity return both delta and message cause OpenWebUI repect text
        # https://github.com/BerriAI/litellm/issues/8455
        params.pop("message", None)
        super(StreamingChoices, self).__init__(**params)
        if finish_reason:
            self.finish_reason = map_finish_reason(finish_reason)
        else:
            self.finish_reason = None
        self.index = index
        if delta is not None:
            if isinstance(delta, Delta):
                self.delta = delta
            elif isinstance(delta, dict):
                self.delta = Delta(**delta)
        else:
            self.delta = Delta()
        if enhancements is not None:
            self.enhancements = enhancements

        if logprobs is not None and isinstance(logprobs, dict):
            self.logprobs = ChoiceLogprobs(**logprobs)
        else:
            self.logprobs = logprobs  # type: ignore

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)


class StreamingChatCompletionChunk(OpenAIChatCompletionChunk):
    def __init__(self, **kwargs):
        new_choices = []
        for choice in kwargs["choices"]:
            new_choice = StreamingChoices(**choice).model_dump()
            new_choices.append(new_choice)
        kwargs["choices"] = new_choices

        super().__init__(**kwargs)


from openai.types.chat import ChatCompletionChunk


class ModelResponseBase(OpenAIObject):
    id: str
    """A unique identifier for the completion."""

    created: int
    """The Unix timestamp (in seconds) of when the completion was created."""

    model: Optional[str] = None
    """The model used for completion."""

    object: str
    """The object type, which is always "text_completion" """

    system_fingerprint: Optional[str] = None
    """This fingerprint represents the backend configuration that the model runs with.

    Can be used in conjunction with the `seed` request parameter to understand when
    backend changes have been made that might impact determinism.
    """

    _hidden_params: dict = {}

    _response_headers: Optional[dict] = None


class ModelResponseStream(ModelResponseBase):
    choices: List[StreamingChoices]
    provider_specific_fields: Optional[Dict[str, Any]] = Field(default=None)

    def __init__(
        self,
        choices: Optional[
            Union[List[StreamingChoices], Union[StreamingChoices, dict, BaseModel]]
        ] = None,
        id: Optional[str] = None,
        created: Optional[int] = None,
        provider_specific_fields: Optional[Dict[str, Any]] = None,
        **kwargs,
    ):
        if choices is not None and isinstance(choices, list):
            new_choices = []
            for choice in choices:
                _new_choice = None
                if isinstance(choice, StreamingChoices):
                    _new_choice = choice
                elif isinstance(choice, dict):
                    _new_choice = StreamingChoices(**choice)
                elif isinstance(choice, BaseModel):
                    _new_choice = StreamingChoices(**choice.model_dump())
                new_choices.append(_new_choice)
            kwargs["choices"] = new_choices
        else:
            kwargs["choices"] = [StreamingChoices()]

        if id is None:
            id = _generate_id()
        else:
            id = id
        if created is None:
            created = int(time.time())
        else:
            created = created

        if (
            "usage" in kwargs
            and kwargs["usage"] is not None
            and isinstance(kwargs["usage"], dict)
        ):
            kwargs["usage"] = Usage(**kwargs["usage"])

        kwargs["id"] = id
        kwargs["created"] = created
        kwargs["object"] = "chat.completion.chunk"
        kwargs["provider_specific_fields"] = provider_specific_fields

        super().__init__(**kwargs)

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


class ModelResponse(ModelResponseBase):
    choices: List[Union[Choices, StreamingChoices]]
    """The list of completion choices the model generated for the input prompt."""

    def __init__(
        self,
        id=None,
        choices=None,
        created=None,
        model=None,
        object=None,
        system_fingerprint=None,
        usage=None,
        stream=None,
        stream_options=None,
        response_ms=None,
        hidden_params=None,
        _response_headers=None,
        **params,
    ) -> None:
        if stream is not None and stream is True:
            object = "chat.completion.chunk"
            if choices is not None and isinstance(choices, list):
                new_choices = []
                for choice in choices:
                    _new_choice = None
                    if isinstance(choice, StreamingChoices):
                        _new_choice = choice
                    elif isinstance(choice, dict):
                        _new_choice = StreamingChoices(**choice)
                    elif isinstance(choice, BaseModel):
                        _new_choice = StreamingChoices(**choice.model_dump())
                    new_choices.append(_new_choice)
                choices = new_choices
            else:
                choices = [StreamingChoices()]
        else:
            object = "chat.completion"
            if choices is not None and isinstance(choices, list):
                new_choices = []
                for choice in choices:
                    if isinstance(choice, Choices):
                        _new_choice = choice  # type: ignore
                    elif isinstance(choice, dict):
                        _new_choice = Choices(**choice)  # type: ignore
                    else:
                        _new_choice = choice
                    new_choices.append(_new_choice)
                choices = new_choices
            else:
                choices = [Choices()]
        if id is None:
            id = _generate_id()
        else:
            id = id
        if created is None:
            created = int(time.time())
        else:
            created = created
        model = model
        if usage is not None:
            if isinstance(usage, dict):
                usage = Usage(**usage)
            else:
                usage = usage
        elif stream is None or stream is False:
            usage = Usage()
        if hidden_params:
            self._hidden_params = hidden_params

        if _response_headers:
            self._response_headers = _response_headers

        init_values = {
            "id": id,
            "choices": choices,
            "created": created,
            "model": model,
            "object": object,
            "system_fingerprint": system_fingerprint,
        }

        if usage is not None:
            init_values["usage"] = usage

        super().__init__(
            **init_values,
            **params,
        )

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


class Embedding(OpenAIObject):
    embedding: Union[list, str] = []
    index: int
    object: Literal["embedding"]

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)


class EmbeddingResponse(OpenAIObject):
    model: Optional[str] = None
    """The model used for embedding."""

    data: List
    """The actual embedding value"""

    object: Literal["list"]
    """The object type, which is always "list" """

    usage: Optional[Usage] = None
    """Usage statistics for the embedding request."""

    _hidden_params: dict = {}
    _response_headers: Optional[Dict] = None
    _response_ms: Optional[float] = None

    def __init__(
        self,
        model: Optional[str] = None,
        usage: Optional[Usage] = None,
        response_ms=None,
        data: Optional[Union[List, List[Embedding]]] = None,
        hidden_params=None,
        _response_headers=None,
        **params,
    ):
        object = "list"
        if response_ms:
            _response_ms = response_ms
        else:
            _response_ms = None
        if data:
            data = data
        else:
            data = []

        if usage:
            usage = usage
        else:
            usage = Usage()

        if _response_headers:
            self._response_headers = _response_headers

        model = model
        super().__init__(model=model, object=object, data=data, usage=usage)  # type: ignore

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


class Logprobs(OpenAIObject):
    text_offset: Optional[List[int]]
    token_logprobs: Optional[List[Union[float, None]]]
    tokens: Optional[List[str]]
    top_logprobs: Optional[List[Union[Dict[str, float], None]]]


class TextChoices(OpenAIObject):
    def __init__(self, finish_reason=None, index=0, text=None, logprobs=None, **params):
        super(TextChoices, self).__init__(**params)
        if finish_reason:
            self.finish_reason = map_finish_reason(finish_reason)
        else:
            self.finish_reason = None
        self.index = index
        if text is not None:
            self.text = text
        else:
            self.text = None
        if logprobs is None:
            self.logprobs = None
        else:
            if isinstance(logprobs, dict):
                self.logprobs = Logprobs(**logprobs)
            else:
                self.logprobs = logprobs

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


class TextCompletionResponse(OpenAIObject):
    """
    {
        "id": response["id"],
        "object": "text_completion",
        "created": response["created"],
        "model": response["model"],
        "choices": [
        {
            "text": response["choices"][0]["message"]["content"],
            "index": response["choices"][0]["index"],
            "logprobs": transformed_logprobs,
            "finish_reason": response["choices"][0]["finish_reason"]
        }
        ],
        "usage": response["usage"]
    }
    """

    id: str
    object: str
    created: int
    model: Optional[str]
    choices: List[TextChoices]
    usage: Optional[Usage]
    _response_ms: Optional[int] = None
    _hidden_params: HiddenParams

    def __init__(
        self,
        id=None,
        choices=None,
        created=None,
        model=None,
        usage=None,
        stream=False,
        response_ms=None,
        object=None,
        **params,
    ):
        if stream:
            object = "text_completion.chunk"
            choices = [TextChoices()]
        else:
            object = "text_completion"
            if choices is not None and isinstance(choices, list):
                new_choices = []
                for choice in choices:
                    _new_choice = None
                    if isinstance(choice, TextChoices):
                        _new_choice = choice
                    elif isinstance(choice, dict):
                        _new_choice = TextChoices(**choice)
                    new_choices.append(_new_choice)
                choices = new_choices
            else:
                choices = [TextChoices()]
        if object is not None:
            object = object
        if id is None:
            id = _generate_id()
        else:
            id = id
        if created is None:
            created = int(time.time())
        else:
            created = created

        model = model
        if usage:
            usage = usage
        else:
            usage = Usage()

        super(TextCompletionResponse, self).__init__(
            id=id,  # type: ignore
            object=object,  # type: ignore
            created=created,  # type: ignore
            model=model,  # type: ignore
            choices=choices,  # type: ignore
            usage=usage,  # type: ignore
            **params,
        )

        if response_ms:
            self._response_ms = response_ms
        else:
            self._response_ms = None
        self._hidden_params = HiddenParams()

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)


from openai.types.images_response import Image as OpenAIImage


class ImageObject(OpenAIImage):
    """
    Represents the url or the content of an image generated by the OpenAI API.

    Attributes:
    b64_json: The base64-encoded JSON of the generated image, if response_format is b64_json.
    url: The URL of the generated image, if response_format is url (default).
    revised_prompt: The prompt that was used to generate the image, if there was any revision to the prompt.

    https://platform.openai.com/docs/api-reference/images/object
    """

    b64_json: Optional[str] = None
    url: Optional[str] = None
    revised_prompt: Optional[str] = None

    def __init__(self, b64_json=None, url=None, revised_prompt=None, **kwargs):
        super().__init__(b64_json=b64_json, url=url, revised_prompt=revised_prompt)  # type: ignore

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


from openai.types.images_response import ImagesResponse as OpenAIImageResponse


class ImageResponse(OpenAIImageResponse):
    _hidden_params: dict = {}
    usage: Usage

    def __init__(
        self,
        created: Optional[int] = None,
        data: Optional[List[ImageObject]] = None,
        response_ms=None,
        usage: Optional[Usage] = None,
        hidden_params: Optional[dict] = None,
    ):
        if response_ms:
            _response_ms = response_ms
        else:
            _response_ms = None
        if data:
            data = data
        else:
            data = []

        if created:
            created = created
        else:
            created = int(time.time())

        _data: List[OpenAIImage] = []
        for d in data:
            if isinstance(d, dict):
                _data.append(ImageObject(**d))
            elif isinstance(d, BaseModel):
                _data.append(ImageObject(**d.model_dump()))
        _usage = usage or Usage(
            prompt_tokens=0,
            completion_tokens=0,
            total_tokens=0,
        )
        super().__init__(created=created, data=_data, usage=_usage)  # type: ignore
        self._hidden_params = hidden_params or {}

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


class TranscriptionResponse(OpenAIObject):
    text: Optional[str] = None

    _hidden_params: dict = {}
    _response_headers: Optional[dict] = None

    def __init__(self, text=None):
        super().__init__(text=text)  # type: ignore

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def __setitem__(self, key, value):
        # Allow dictionary-style assignment of attributes
        setattr(self, key, value)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


class GenericImageParsingChunk(TypedDict):
    type: str
    media_type: str
    data: str


class ResponseFormatChunk(TypedDict, total=False):
    type: Required[Literal["json_object", "text"]]
    response_schema: dict


class LoggedLiteLLMParams(TypedDict, total=False):
    force_timeout: Optional[float]
    custom_llm_provider: Optional[str]
    api_base: Optional[str]
    litellm_call_id: Optional[str]
    model_alias_map: Optional[dict]
    metadata: Optional[dict]
    model_info: Optional[dict]
    proxy_server_request: Optional[dict]
    acompletion: Optional[bool]
    preset_cache_key: Optional[str]
    no_log: Optional[bool]
    input_cost_per_second: Optional[float]
    input_cost_per_token: Optional[float]
    output_cost_per_token: Optional[float]
    output_cost_per_second: Optional[float]
    cooldown_time: Optional[float]


class AdapterCompletionStreamWrapper:
    def __init__(self, completion_stream):
        self.completion_stream = completion_stream

    def __iter__(self):
        return self

    def __aiter__(self):
        return self

    def __next__(self):
        try:
            for chunk in self.completion_stream:
                if chunk == "None" or chunk is None:
                    raise Exception
                return chunk
            raise StopIteration
        except StopIteration:
            raise StopIteration
        except Exception as e:
            print(f"AdapterCompletionStreamWrapper - {e}")  # noqa

    async def __anext__(self):
        try:
            async for chunk in self.completion_stream:
                if chunk == "None" or chunk is None:
                    raise Exception
                return chunk
            raise StopIteration
        except StopIteration:
            raise StopAsyncIteration


class StandardLoggingUserAPIKeyMetadata(TypedDict):
    user_api_key_hash: Optional[str]  # hash of the litellm virtual key used
    user_api_key_alias: Optional[str]
    user_api_key_org_id: Optional[str]
    user_api_key_team_id: Optional[str]
    user_api_key_user_id: Optional[str]
    user_api_key_user_email: Optional[str]
    user_api_key_team_alias: Optional[str]
    user_api_key_end_user_id: Optional[str]


class StandardLoggingMCPToolCall(TypedDict, total=False):
    name: str
    """
    Name of the tool to call
    """
    arguments: dict
    """
    Arguments to pass to the tool
    """
    result: dict
    """
    Result of the tool call
    """

    mcp_server_name: Optional[str]
    """
    Name of the MCP server that the tool call was made to
    """

    mcp_server_logo_url: Optional[str]
    """
    Optional logo URL of the MCP server that the tool call was made to

    (this is to render the logo on the logs page on litellm ui)
    """


class StandardBuiltInToolsParams(TypedDict, total=False):
    """
    Standard built-in OpenAItools parameters

    This is used to calculate the cost of built-in tools, insert any standard built-in tools parameters here

    OpenAI charges users based on the `web_search_options` parameter
    """

    web_search_options: Optional[WebSearchOptions]
    file_search: Optional[FileSearchTool]


class StandardLoggingPromptManagementMetadata(TypedDict):
    prompt_id: str
    prompt_variables: Optional[dict]
    prompt_integration: str


class StandardLoggingMetadata(StandardLoggingUserAPIKeyMetadata):
    """
    Specific metadata k,v pairs logged to integration for easier cost tracking and prompt management
    """

    spend_logs_metadata: Optional[
        dict
    ]  # special param to log k,v pairs to spendlogs for a call
    requester_ip_address: Optional[str]
    requester_metadata: Optional[dict]
    prompt_management_metadata: Optional[StandardLoggingPromptManagementMetadata]
    mcp_tool_call_metadata: Optional[StandardLoggingMCPToolCall]
    applied_guardrails: Optional[List[str]]
    usage_object: Optional[dict]


class StandardLoggingAdditionalHeaders(TypedDict, total=False):
    x_ratelimit_limit_requests: int
    x_ratelimit_limit_tokens: int
    x_ratelimit_remaining_requests: int
    x_ratelimit_remaining_tokens: int


class StandardLoggingHiddenParams(TypedDict):
    model_id: Optional[
        str
    ]  # id of the model in the router, separates multiple models with the same name but different credentials
    cache_key: Optional[str]
    api_base: Optional[str]
    response_cost: Optional[str]
    litellm_overhead_time_ms: Optional[float]
    additional_headers: Optional[StandardLoggingAdditionalHeaders]
    batch_models: Optional[List[str]]
    litellm_model_name: Optional[str]  # the model name sent to the provider by litellm
    usage_object: Optional[dict]


class StandardLoggingModelInformation(TypedDict):
    model_map_key: str
    model_map_value: Optional[ModelInfo]


class StandardLoggingModelCostFailureDebugInformation(TypedDict, total=False):
    """
    Debug information, if cost tracking fails.

    Avoid logging sensitive information like response or optional params
    """

    error_str: Required[str]
    traceback_str: Required[str]
    model: str
    cache_hit: Optional[bool]
    custom_llm_provider: Optional[str]
    base_model: Optional[str]
    call_type: str
    custom_pricing: Optional[bool]


class StandardLoggingPayloadErrorInformation(TypedDict, total=False):
    error_code: Optional[str]
    error_class: Optional[str]
    llm_provider: Optional[str]
    traceback: Optional[str]
    error_message: Optional[str]


class StandardLoggingGuardrailInformation(TypedDict, total=False):
    guardrail_name: Optional[str]
    guardrail_mode: Optional[Union[GuardrailEventHooks, List[GuardrailEventHooks]]]
    guardrail_response: Optional[Union[dict, str]]
    guardrail_status: Literal["success", "failure"]


StandardLoggingPayloadStatus = Literal["success", "failure"]


class StandardLoggingPayload(TypedDict):
    id: str
    trace_id: str  # Trace multiple LLM calls belonging to same overall request (e.g. fallbacks/retries)
    call_type: str
    stream: Optional[bool]
    response_cost: float
    response_cost_failure_debug_info: Optional[
        StandardLoggingModelCostFailureDebugInformation
    ]
    status: StandardLoggingPayloadStatus
    custom_llm_provider: Optional[str]
    total_tokens: int
    prompt_tokens: int
    completion_tokens: int
    startTime: float  # Note: making this camelCase was a mistake, everything should be snake case
    endTime: float
    completionStartTime: float
    response_time: float
    model_map_information: StandardLoggingModelInformation
    model: str
    model_id: Optional[str]
    model_group: Optional[str]
    api_base: str
    metadata: StandardLoggingMetadata
    cache_hit: Optional[bool]
    cache_key: Optional[str]
    saved_cache_cost: float
    request_tags: list
    end_user: Optional[str]
    requester_ip_address: Optional[str]
    messages: Optional[Union[str, list, dict]]
    response: Optional[Union[str, list, dict]]
    error_str: Optional[str]
    error_information: Optional[StandardLoggingPayloadErrorInformation]
    model_parameters: dict
    hidden_params: StandardLoggingHiddenParams
    guardrail_information: Optional[StandardLoggingGuardrailInformation]
    standard_built_in_tools_params: Optional[StandardBuiltInToolsParams]


from typing import AsyncIterator, Iterator


class CustomStreamingDecoder:
    async def aiter_bytes(
        self, iterator: AsyncIterator[bytes]
    ) -> AsyncIterator[
        Optional[Union[GenericStreamingChunk, StreamingChatCompletionChunk]]
    ]:
        raise NotImplementedError

    def iter_bytes(
        self, iterator: Iterator[bytes]
    ) -> Iterator[Optional[Union[GenericStreamingChunk, StreamingChatCompletionChunk]]]:
        raise NotImplementedError


class StandardPassThroughResponseObject(TypedDict):
    response: str


OPENAI_RESPONSE_HEADERS = [
    "x-ratelimit-remaining-requests",
    "x-ratelimit-remaining-tokens",
    "x-ratelimit-limit-requests",
    "x-ratelimit-limit-tokens",
    "x-ratelimit-reset-requests",
    "x-ratelimit-reset-tokens",
]


class StandardCallbackDynamicParams(TypedDict, total=False):
    # Langfuse dynamic params
    langfuse_public_key: Optional[str]
    langfuse_secret: Optional[str]
    langfuse_secret_key: Optional[str]
    langfuse_host: Optional[str]

    # GCS dynamic params
    gcs_bucket_name: Optional[str]
    gcs_path_service_account: Optional[str]

    # Langsmith dynamic params
    langsmith_api_key: Optional[str]
    langsmith_project: Optional[str]
    langsmith_base_url: Optional[str]

    # Humanloop dynamic params
    humanloop_api_key: Optional[str]

    # Arize dynamic params
    arize_api_key: Optional[str]
    arize_space_key: Optional[str]

    # Logging settings
    turn_off_message_logging: Optional[bool]  # when true will not log messages


all_litellm_params = [
    "metadata",
    "litellm_metadata",
    "litellm_trace_id",
    "tags",
    "acompletion",
    "aimg_generation",
    "atext_completion",
    "text_completion",
    "caching",
    "mock_response",
    "mock_timeout",
    "disable_add_transform_inline_image_block",
    "api_key",
    "api_version",
    "prompt_id",
    "provider_specific_header",
    "prompt_variables",
    "api_base",
    "force_timeout",
    "logger_fn",
    "verbose",
    "custom_llm_provider",
    "model_file_id_mapping",
    "litellm_logging_obj",
    "litellm_call_id",
    "use_client",
    "id",
    "fallbacks",
    "azure",
    "headers",
    "model_list",
    "num_retries",
    "context_window_fallback_dict",
    "retry_policy",
    "retry_strategy",
    "roles",
    "final_prompt_value",
    "bos_token",
    "eos_token",
    "request_timeout",
    "complete_response",
    "self",
    "client",
    "rpm",
    "tpm",
    "max_parallel_requests",
    "input_cost_per_token",
    "output_cost_per_token",
    "input_cost_per_second",
    "output_cost_per_second",
    "hf_model_name",
    "model_info",
    "proxy_server_request",
    "preset_cache_key",
    "caching_groups",
    "ttl",
    "cache",
    "no-log",
    "base_model",
    "stream_timeout",
    "supports_system_message",
    "region_name",
    "allowed_model_region",
    "model_config",
    "fastest_response",
    "cooldown_time",
    "cache_key",
    "max_retries",
    "azure_ad_token_provider",
    "tenant_id",
    "client_id",
    "azure_username",
    "azure_password",
    "client_secret",
    "user_continue_message",
    "configurable_clientside_auth_params",
    "weight",
    "ensure_alternating_roles",
    "assistant_continue_message",
    "user_continue_message",
    "fallback_depth",
    "max_fallbacks",
    "max_budget",
    "budget_duration",
    "use_in_pass_through",
    "merge_reasoning_content_in_choices",
    "litellm_credential_name",
    "allowed_openai_params",
] + list(StandardCallbackDynamicParams.__annotations__.keys())


class KeyGenerationConfig(TypedDict, total=False):
    required_params: List[
        str
    ]  # specify params that must be present in the key generation request


class TeamUIKeyGenerationConfig(KeyGenerationConfig):
    allowed_team_member_roles: List[str]


class PersonalUIKeyGenerationConfig(KeyGenerationConfig):
    allowed_user_roles: List[str]


class StandardKeyGenerationConfig(TypedDict, total=False):
    team_key_generation: TeamUIKeyGenerationConfig
    personal_key_generation: PersonalUIKeyGenerationConfig


class BudgetConfig(BaseModel):
    max_budget: Optional[float] = None
    budget_duration: Optional[str] = None
    tpm_limit: Optional[int] = None
    rpm_limit: Optional[int] = None

    def __init__(self, **data: Any) -> None:
        # Map time_period to budget_duration if present
        if "time_period" in data:
            data["budget_duration"] = data.pop("time_period")

        # Map budget_limit to max_budget if present
        if "budget_limit" in data:
            data["max_budget"] = data.pop("budget_limit")

        super().__init__(**data)


GenericBudgetConfigType = Dict[str, BudgetConfig]


class LlmProviders(str, Enum):
    OPENAI = "openai"
    OPENAI_LIKE = "openai_like"  # embedding only
    JINA_AI = "jina_ai"
    XAI = "xai"
    CUSTOM_OPENAI = "custom_openai"
    TEXT_COMPLETION_OPENAI = "text-completion-openai"
    COHERE = "cohere"
    COHERE_CHAT = "cohere_chat"
    CLARIFAI = "clarifai"
    ANTHROPIC = "anthropic"
    ANTHROPIC_TEXT = "anthropic_text"
    REPLICATE = "replicate"
    HUGGINGFACE = "huggingface"
    TOGETHER_AI = "together_ai"
    OPENROUTER = "openrouter"
    VERTEX_AI = "vertex_ai"
    VERTEX_AI_BETA = "vertex_ai_beta"
    GEMINI = "gemini"
    AI21 = "ai21"
    BASETEN = "baseten"
    AZURE = "azure"
    AZURE_TEXT = "azure_text"
    AZURE_AI = "azure_ai"
    SAGEMAKER = "sagemaker"
    SAGEMAKER_CHAT = "sagemaker_chat"
    BEDROCK = "bedrock"
    VLLM = "vllm"
    NLP_CLOUD = "nlp_cloud"
    PETALS = "petals"
    OOBABOOGA = "oobabooga"
    OLLAMA = "ollama"
    OLLAMA_CHAT = "ollama_chat"
    DEEPINFRA = "deepinfra"
    PERPLEXITY = "perplexity"
    MISTRAL = "mistral"
    GROQ = "groq"
    NVIDIA_NIM = "nvidia_nim"
    CEREBRAS = "cerebras"
    AI21_CHAT = "ai21_chat"
    VOLCENGINE = "volcengine"
    CODESTRAL = "codestral"
    TEXT_COMPLETION_CODESTRAL = "text-completion-codestral"
    DEEPSEEK = "deepseek"
    SAMBANOVA = "sambanova"
    MARITALK = "maritalk"
    VOYAGE = "voyage"
    CLOUDFLARE = "cloudflare"
    XINFERENCE = "xinference"
    FIREWORKS_AI = "fireworks_ai"
    FRIENDLIAI = "friendliai"
    WATSONX = "watsonx"
    WATSONX_TEXT = "watsonx_text"
    TRITON = "triton"
    PREDIBASE = "predibase"
    DATABRICKS = "databricks"
    EMPOWER = "empower"
    GITHUB = "github"
    CUSTOM = "custom"
    LITELLM_PROXY = "litellm_proxy"
    HOSTED_VLLM = "hosted_vllm"
    LM_STUDIO = "lm_studio"
    GALADRIEL = "galadriel"
    INFINITY = "infinity"
    DEEPGRAM = "deepgram"
    AIOHTTP_OPENAI = "aiohttp_openai"
    LANGFUSE = "langfuse"
    HUMANLOOP = "humanloop"
    TOPAZ = "topaz"
    ASSEMBLYAI = "assemblyai"
    SNOWFLAKE = "snowflake"


# Create a set of all provider values for quick lookup
LlmProvidersSet = {provider.value for provider in LlmProviders}


class LiteLLMLoggingBaseClass:
    """
    Base class for logging pre and post call

    Meant to simplify type checking for logging obj.
    """

    def pre_call(self, input, api_key, model=None, additional_args={}):
        pass

    def post_call(
        self, original_response, input=None, api_key=None, additional_args={}
    ):
        pass


class CustomHuggingfaceTokenizer(TypedDict):
    identifier: str
    revision: str  # usually 'main'
    auth_token: Optional[str]


class LITELLM_IMAGE_VARIATION_PROVIDERS(Enum):
    """
    Try using an enum for endpoints. This should make it easier to track what provider is supported for what endpoint.
    """

    OPENAI = LlmProviders.OPENAI.value
    TOPAZ = LlmProviders.TOPAZ.value


class HttpHandlerRequestFields(TypedDict, total=False):
    data: dict  # request body
    params: dict  # query params
    files: dict  # file uploads
    content: Any  # raw content


class ProviderSpecificHeader(TypedDict):
    custom_llm_provider: str
    extra_headers: dict


class SelectTokenizerResponse(TypedDict):
    type: Literal["openai_tokenizer", "huggingface_tokenizer"]
    tokenizer: Any


class LiteLLMBatch(Batch):
    _hidden_params: dict = {}
    usage: Optional[Usage] = None

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


class LiteLLMRealtimeStreamLoggingObject(LiteLLMPydanticObjectBase):
    results: OpenAIRealtimeStreamList
    usage: Usage
    _hidden_params: dict = {}

    def __contains__(self, key):
        # Define custom behavior for the 'in' operator
        return hasattr(self, key)

    def get(self, key, default=None):
        # Custom .get() method to access attributes with a default value if the attribute doesn't exist
        return getattr(self, key, default)

    def __getitem__(self, key):
        # Allow dictionary-style access to attributes
        return getattr(self, key)

    def json(self, **kwargs):  # type: ignore
        try:
            return self.model_dump()  # noqa
        except Exception:
            # if using pydantic v1
            return self.dict()


class RawRequestTypedDict(TypedDict, total=False):
    raw_request_api_base: Optional[str]
    raw_request_body: Optional[dict]
    raw_request_headers: Optional[dict]
    error: Optional[str]


class CredentialBase(BaseModel):
    credential_name: str
    credential_info: dict


class CredentialItem(CredentialBase):
    credential_values: dict


class CreateCredentialItem(CredentialBase):
    credential_values: Optional[dict] = None
    model_id: Optional[str] = None

    @model_validator(mode="before")
    @classmethod
    def check_credential_params(cls, values):
        if not values.get("credential_values") and not values.get("model_id"):
            raise ValueError("Either credential_values or model_id must be set")
        return values


class ExtractedFileData(TypedDict):
    """
    TypedDict for storing processed file data

    Attributes:
        filename: Name of the file if provided
        content: The file content in bytes
        content_type: MIME type of the file
        headers: Any additional headers for the file
    """

    filename: Optional[str]
    content: bytes
    content_type: Optional[str]
    headers: Mapping[str, str]


class SpecialEnums(Enum):
    LITELM_MANAGED_FILE_ID_PREFIX = "litellm_proxy"
    LITELLM_MANAGED_FILE_COMPLETE_STR = "litellm_proxy:{};unified_id,{}"


LLMResponseTypes = Union[
    ModelResponse, EmbeddingResponse, ImageResponse, OpenAIFileObject
]