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open-swe[bot]
2025-07-30 18:35:29 +00:00
parent 7bdd9c9a30
commit 43816e5a1b
1 changed files with 5 additions and 3 deletions
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libs/prebuilt/langgraph/prebuilt/chat_agent_executor.py
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@@ -285,12 +285,13 @@ def create_react_agent(
- **Static model**: A chat model instance (e.g., `ChatOpenAI()`) or
string identifier (e.g., `"openai:gpt-4"`)
- **Dynamic model**: A callable with signature
`(state, runtime) -> BaseChatModel` that returns different models
`(state, runtime) -> LanguageModelLike` that returns different models
based on runtime context
Dynamic functions receive graph state and runtime, enabling
context-dependent model selection. Must return a `BaseChatModel`
instance. For tool calling, bind tools using `.bind_tools()`.
context-dependent model selection. Must return a `LanguageModelLike`
instance (e.g., `BaseChatModel` or result of `model.bind_tools()`).
For tool calling, bind tools using `.bind_tools()`.
Bound tools must be a subset of the `tools` parameter.
Dynamic model example:
@@ -953,3 +954,4 @@ __all__ = [
"AgentStateWithStructuredResponsePydantic",
]