Before Model • AI Agent SDK

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This function is defined in the middleware module.

Decorator to mark a function as a before_model hook.

The function receives a ModelRequest and should return a (possibly modified) ModelRequest.

Signature

def before_model(func: BeforeModelFn) -> BeforeModelFn

Parameters

Returns

Usage

@before_model
    def add_context(request):
        request.messages.append({"role": "system", "content": "Extra"})
        return request

Source