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235 tools · 33 stacks

AI tools are all over the place. This is the full landscape — 247 tools across 21 categories, mapped and connected. Ready to narrow it down? Build your stack →

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These tools integrates with
PydanticAI
vs
LangSmith

Choose PydanticAI when…

  • •You want type-safe, structured LLM outputs in Python
  • •Pydantic is already central to your Python stack
  • •You need reliable schema validation on LLM responses

Choose LangSmith when…

  • •You're already in the LangChain ecosystem
  • •You want end-to-end tracing for LangChain apps
  • •Dataset management and evals are part of your workflow
Field
PydanticAI
LangSmith
Category
Agent Frameworks
Observability
Type
OSS
SaaS
Free Tier
✓ Yes
✓ Yes
Plans
—
Plus: $39/mo
Stars
⭐ 7,000
—
Health
●95 — Active
—
Trajectory
— not enough data
— not enough data
Synced
today
—

PydanticAI

Agent framework from the Pydantic team leveraging Python's type system. Supports structured outputs, dependency injection, and multi-model backends.

LangSmith

LangChain's observability platform. Trace every LLM call, run evals on datasets, and manage prompts in production.

PydanticAI Website ↗GitHub ↗
LangSmith Website ↗

Only PydanticAI (4)

OpenAI APIAnthropic APILangSmithLogfire

Only LangSmith (9)

CursorLangGraphLangChainPydanticAILangfuseHeliconeBraintrustWeights & Biases
See full comparison in Explore →