Repository: pydantic/pydantic-ai
File: pydantic_ai_slim/pydantic_ai/profiles/openai.py (Python)

Code before:
@dataclass(kw_only=True)
class OpenAIModelProfile(ModelProfile):
    """Profile for models used with `OpenAIChatModel`.

    ALL FIELDS MUST BE `openai_` PREFIXED SO YOU CAN MERGE THEM WITH OTHER MODELS.
    """

    openai_chat_custom_reasoning_field: str | None = None
    """Non-standard field name used by some providers for model reasoning content in Chat Completions API responses.

    Plenty of providers use custom field names for reasoning content. Ollama and newer versions of vLLM use `reasoning`,
    while DeepSeek, older vLLM and some others use `reasoning_content`.

    Notice that the reasoning field configured here is currently limited to `str` type content.

    If `openai_chat_send_back_thinking_parts` is set to `'custom_field'`, this field must be set to a non-None value."""

    openai_chat_send_back_thinking_parts: Literal['thinking_tags', 'custom_field', False] = 'thinking_tags'
    """Whether the model includes reasoning content in requests.

    This can be:
    * `'thinking_tags'` (default): The reasoning content is included in the main `content` field, enclosed within thinking tags.
    * `'custom_field'`: The reasoning content is included in a separate field specified by `openai_chat_custom_reasoning_field`.
    * `False`: No reasoning content is sent in the request.

    Defaults to `'thinking_tags'` for compatibility reasons."""

    openai_supports_strict_tool_definition: bool = True
    """This can be set by a provider or user if the OpenAI-"compatible" API doesn't support strict tool definitions."""

    openai_supports_sampling_settings: bool = True
    """Turn off to don't send sampling settings like `temperature` and `top_p` to models that don't support them, like OpenAI's o-series reasoning models."""

    openai_unsupported_model_settings: Sequence[str] = ()
    """A list of model settings that are not supported by this model."""

    # Some OpenAI-compatible providers (e.g. MoonshotAI) currently do **not** accept
    # `tool_choice="required"`.  This flag lets the calling model know whether it's
    # safe to pass that value along.  Default is `True` to preserve existing
    # behaviour for OpenAI itself and most providers.
    openai_supports_tool_choice_required: bool = True
    """Whether the provider accepts the value ``tool_choice='required'`` in the request payload."""

    openai_system_prompt_role: OpenAISystemPromptRole | None = None
    """The role to use for the system prompt message. If not provided, defaults to `'system'`."""

    openai_chat_supports_web_search: bool = False
    """Whether the model supports web search in Chat Completions API."""

    openai_supports_encrypted_reasoning_content: bool = False
    """Whether the model supports including encrypted reasoning content in the response."""

Review comment (suggestion):
```suggestion
    Defaults to `'thinking_tags'` for backward compatibility reasons."""
```

Code after:
@dataclass(kw_only=True)
class OpenAIModelProfile(ModelProfile):
    """Profile for models used with `OpenAIChatModel`.

    ALL FIELDS MUST BE `openai_` PREFIXED SO YOU CAN MERGE THEM WITH OTHER MODELS.
    """

    openai_chat_thinking_field: str | None = None
    """Non-standard field name used by some providers for model thinking content in Chat Completions API responses.

    Plenty of providers use custom field names for thinking content. Ollama and newer versions of vLLM use `reasoning`,
    while DeepSeek, older vLLM and some others use `reasoning_content`.

    Notice that the thinking field configured here is currently limited to `str` type content.

    If `openai_chat_send_back_thinking_parts` is set to `'field'`, this field must be set to a non-None value."""

    openai_chat_send_back_thinking_parts: Literal['tags', 'field', False] = 'tags'
    """Whether the model includes thinking content in requests.

    This can be:
    * `'tags'` (default): The thinking content is included in the main `content` field, enclosed within thinking tags as
    specified in `thinking_tags` profile option.
    * `'field'`: The thinking content is included in a separate field specified by `openai_chat_thinking_field`.
    * `False`: No thinking content is sent in the request.

    Defaults to `'thinking_tags'` for backward compatibility reasons."""

    openai_supports_strict_tool_definition: bool = True
    """This can be set by a provider or user if the OpenAI-"compatible" API doesn't support strict tool definitions."""

    openai_supports_sampling_settings: bool = True
    """Turn off to don't send sampling settings like `temperature` and `top_p` to models that don't support them, like OpenAI's o-series reasoning models."""

    openai_unsupported_model_settings: Sequence[str] = ()
    """A list of model settings that are not supported by this model."""

    # Some OpenAI-compatible providers (e.g. MoonshotAI) currently do **not** accept
    # `tool_choice="required"`.  This flag lets the calling model know whether it's
    # safe to pass that value along.  Default is `True` to preserve existing
    # behaviour for OpenAI itself and most providers.
    openai_supports_tool_choice_required: bool = True
    """Whether the provider accepts the value ``tool_choice='required'`` in the request payload."""

    openai_system_prompt_role: OpenAISystemPromptRole | None = None
    """The role to use for the system prompt message. If not provided, defaults to `'system'`."""

    openai_chat_supports_web_search: bool = False
    """Whether the model supports web search in Chat Completions API."""

    openai_supports_encrypted_reasoning_content: bool = False