PydanticAI Tutorial — Type-Safe AI Agents the FastAPI Way
Build type-safe AI agents with PydanticAI 1.88.0: TestModel without an API key, output_type and @agent.tool wiring, multi-provider switching, all run hands-on.
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pydantic-ai
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Python AI Agent Libraries: Pydantic vs Instructor vs Smolagents
Pydantic AI vs Instructor vs Smolagents, benchmarked with real code: structured output, agent design, production readiness, and cost for your 2026 pick.