Pydantic AI

Type-safe agent framework from the Pydantic team.

What is Pydantic AI?

Type-safe agent framework from the Pydantic team. Validation-first, model-agnostic, and built for production reliability.

Key Features

Pydantic models = your tool schemas (validation included)
Model-agnostic — works with Anthropic, OpenAI, Gemini, Groq, Ollama
Streaming + structured output as first-class concerns
Dependency-injection style for agent tools
Graph-based agent orchestration baked in
Mypy- and IDE-friendly thanks to Pydantic types

FAQ

Why Pydantic AI vs LangChain? +

Pydantic AI is smaller, type-safer, and more opinionated about validation. LangChain has more integrations and ecosystem. Teams that already live in Pydantic-typed Python tend to prefer Pydantic AI for the IDE feedback alone.

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