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Pydantic AI + FastAPI structured agent API

pydantic-aiintermediate30 min

Pydantic AI + FastAPI structured agent API

Production-grade streaming AI agent APIs with persistent conversation history and structured LLM interactions.

Prerequisites

→Python 3.10+
→pip/uv install pydantic-ai fastapi uvicorn logfire
→LLM API key (OpenAI)
→basic async Python knowledge.

Tools used

Further reading

https://ai.pydantic.dev/examples/chat-app/

Related Concepts

Agent OrchestrationConcept Tool UseConcept Function CallingConcept Agent RuntimeConcept

Browse full Lexicon →

Difficulty

intermediate

Time Estimate

30 min

Tools

pydantic-ai

Related Terms

Agent Orchestration Tool Use Function Calling Agent Runtime

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