Pydantic AI vs LangGraph

A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.

Pydantic AI Type-safe Python agent framework built by the Pydantic team Visit LangGraph Open-source graph framework for durable, stateful AI agents Visit
RECATOOLS Score 8.2 / 10 8.3 / 10
Capability 8 8.5
Value for money 8.5 8
Ease of use 7.5 6
ASEAN readiness 6.5 6.5
API quality 8.5 8.5
Pricing Open Source Freemium
Free tier
Paid from
Has API
Open source
Free to use
Users
Founded
Maker
Verdict

Pydantic AI is the agent framework built by the team whose validation library already sits inside the OpenAI, Anthropic and Google SDKs, and that pedigree shows: structured output validation and dependency-injected testi...

LangGraph has genuine production mileage that most agent frameworks can only cite in a blog post: Klarna's customer-support assistant runs on it at 85 million users, Replit Agent's multi-step app-building flow is built o...

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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.