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207 tools · 25 stacks

AI tools are all over the place. This is the full landscape — 207 tools across 17 categories, mapped and connected. Ready to narrow it down? Build your stack →

Team size

Budget

Use case

Stage

Cluster

Stack Layers
What are you building and how is it defined?
How do you write and ship code?
How does your AI think and act?
Which models and infrastructure power it?
How do you build, observe, and extend it?
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
LLM Infrastructure
Type
OSS
SaaS
Free Tier
✓ Yes
✓ Yes
Plans
—
Plus: $39/mo
Stars
⭐ 7,000
—
Health
●80 — Active
—
Trajectory
— not enough data
— not enough data
Synced
7 days ago
—

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 →