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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
LangSmith
vs
PydanticAI

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

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
Field
LangSmith
PydanticAI
Category
LLM Infrastructure
Agent Frameworks
Type
SaaS
OSS
Free Tier
✓ Yes
✓ Yes
Plans
Plus: $39/mo
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Stars
—
⭐ 7,000
Health
—
●80 — Active
Trajectory
— not enough data
— not enough data
Synced
—
7 days ago

LangSmith

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

PydanticAI

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

LangSmith Website ↗
PydanticAI Website ↗GitHub ↗

Only LangSmith (9)

CursorLangGraphLangChainPydanticAILangfuseHeliconeBraintrustWeights & Biases

Only PydanticAI (4)

OpenAI APIAnthropic APILangSmithLogfire
See full comparison in Explore →