// Build agent apps
pydantic-aiv2.54.0
How Python does AI. Agents, realtime voice, image generation, embeddings. Every model, every interface, typed end to end.
Open source Maintained For developers
IN ONE PARAGRAPH
pydantic-ai is how Python does AI. Agents, realtime voice, image generation, embeddings. Every model, every interface, typed end to end.
Good for: Developers and teams who want to build agent apps.
01How to start
- 1Read the official quick-start (link above).
- 2Install from the official package registry:
pip install pydantic-ai - 3Try it on a small example before wiring it into a project.
02Alternatives & comparison
Compare side by side → haystack Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems. ★ 27k ag2 AG2 (formerly AutoGen): The Open-Source AgentOS.Join us at: https://discord.gg/sNGSwQME3x ★ 5.0k openai-agents-python A lightweight, powerful framework for multi-agent workflows ★ 30k deer-flow An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours. ★ 84k deepagents The batteries-included agent harness. ★ 30k