# This file was auto-generated by Fern from our API Definition.

import typing

import pydantic
from ..core.pydantic_utilities import IS_PYDANTIC_V2, UniversalBaseModel


class UsageEventItem(UniversalBaseModel):
    """
    Single usage event in the paginated list.
    """

    id: str
    created_at: str = pydantic.Field()
    """
    ISO 8601 timestamp
    """

    model: str
    api_key_id: typing.Optional[str] = None
    api_key_name: typing.Optional[str] = None
    priority: typing.Optional[str] = None
    total_cost_chf: float
    input_synapses: float
    output_synapses: float
    total_synapses: float
    flowplate_flow_id: typing.Optional[str] = None
    flowplate_source: typing.Optional[str] = None
    auth_method: str

    if IS_PYDANTIC_V2:
        model_config: typing.ClassVar[pydantic.ConfigDict] = pydantic.ConfigDict(extra="allow", frozen=True)  # type: ignore # Pydantic v2
    else:

        class Config:
            frozen = True
            smart_union = True
            extra = pydantic.Extra.allow
