# File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.

from typing import Optional
from typing_extensions import Literal

from .model import Model
from .._models import BaseModel

__all__ = ["Completion"]


class Completion(BaseModel):
    id: str
    """Unique object identifier.

    The format and length of IDs may change over time.
    """

    completion: str
    """The resulting completion up to and excluding the stop sequences."""

    model: Model
    """
    The model that will complete your prompt.\n\nSee
    [models](https://docs.anthropic.com/en/docs/models-overview) for additional
    details and options.
    """

    stop_reason: Optional[str] = None
    """The reason that we stopped.

    This may be one the following values:

    - `"stop_sequence"`: we reached a stop sequence — either provided by you via the
      `stop_sequences` parameter, or a stop sequence built into the model
    - `"max_tokens"`: we exceeded `max_tokens_to_sample` or the model's maximum
    """

    type: Literal["completion"]
    """Object type.

    For Text Completions, this is always `"completion"`.
    """