API Reference¶

Complete API documentation for pydantic-ai-middleware.

Core Classes¶

AgentMiddleware - Base middleware class
MiddlewareAgent - Agent wrapper with middleware
MiddlewareChain - Composable middleware sequences
ConditionalMiddleware - Conditional middleware routing
PipelineSpec - Pipeline spec builder/exporter
MiddlewareToolset - Toolset wrapper for tool interception

Decorators¶

Exceptions¶

Quick Import¶

Python

from pydantic_ai_middleware import (
    # Core
    AgentMiddleware,
    MiddlewareAgent,
    MiddlewareChain,
    ConditionalMiddleware,
    PipelineSpec,
    MiddlewareToolset,
    # Decorators
    before_run,
    after_run,
    before_model_request,
    before_tool_call,
    after_tool_call,
    on_error,
    # Exceptions
    MiddlewareError,
    InputBlocked,
    ToolBlocked,
    OutputBlocked,
)