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

import typing

import pydantic
import typing_extensions
from ..core.pydantic_utilities import IS_PYDANTIC_V2, UniversalBaseModel
from ..core.serialization import FieldMetadata
from .non_negative_float import NonNegativeFloat


class PrivatePricingTier(UniversalBaseModel):
    """
    Pricing tier for volume-based pricing (per 1000 tokens)
    """

    from_: typing_extensions.Annotated[int, FieldMetadata(alias="from")] = pydantic.Field(alias="from")
    """
    Token count threshold where this pricing tier begins (e.g., 200000 for 200k tokens)
    """

    cost_per_token: NonNegativeFloat

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

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