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123 tools · 10 stacks
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AI tools are all over the place. This is the full landscape — 123 tools across 12 categories, mapped and connected. Ready to narrow it down? Build your stack →

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?
React Flow mini map
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These tools integrates with
Langfuse
vs
LangChain

Choose Langfuse when…

  • •You want open-source LLM observability
  • •Self-hosting your tracing stack is important
  • •You need cost tracking across models and users

Choose LangChain when…

  • •You want a broad, flexible LLM orchestration toolkit
  • •You need integrations with many tools and data sources
  • •You're prototyping or exploring LLM app patterns
Field
Langfuse
LangChain
Category
LLM Infrastructure
Pipelines & RAG
Type
OSS
OSS
Free Tier
✓ Yes
✓ Yes
Plans
Cloud: $59/mo
—
Stars
⭐ 7,000
⭐ 93,000

Langfuse

Open-source platform for tracing, evaluations, and prompt management. Self-hostable alternative to LangSmith with clean UX.

LangChain

Most widely used framework for building LLM applications. Chains, agents, RAG pipelines, and deep integrations with 300+ tools.

Langfuse Website ↗GitHub ↗
LangChain Website ↗GitHub ↗

Shared Connections (11)

OpenHandsCrewAIAutoGenLangGraphLlamaIndexLiteLLMPortKeyLangSmithRAGASOpenAI APIVercel AI SDK

Only Langfuse (16)

CursorClaude CodeLangChainDifyMastraAgnoDeepEvalHelicone

Only LangChain (13)

Semantic KernelQdrantChromaPineconeWeaviatepgvectorLangfuseAnthropic API
See full comparison in Explore →