supports_model_override() — langchain Function Reference

Architecture documentation for the supports_model_override() function in chat_models.py from the langchain codebase.

Function python LangChainCore LanguageModelBase

Entity Profile

LangChainCore→ LanguageModelBase→ supports_model_override() — langchain Function Reference

Dependency Diagram

graph TD
  5a7ab394_45ca_72ce_2bea_bc9732328970["supports_model_override()"]
  93a85b25_a139_159d_bcf5_03a6e2ed4dd3["ChatModelTests"]
  5a7ab394_45ca_72ce_2bea_bc9732328970 -->|defined in| 93a85b25_a139_159d_bcf5_03a6e2ed4dd3
  style 5a7ab394_45ca_72ce_2bea_bc9732328970 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/standard-tests/langchain_tests/unit_tests/chat_models.py lines 254–264

    def supports_model_override(self) -> bool:
        """Whether the model supports overriding the model name at runtime.

        Defaults to `True`.

        If `True`, the model accepts a `model` kwarg in `invoke()`, `stream()`,
        etc. that overrides the model specified at initialization.

        This enables dynamic model selection without creating new instances.
        """
        return True