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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?
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These tools competes with
Langfuse
vs
Helicone

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 Helicone when…

  • •You want one-line LLM observability setup
  • •Caching LLM responses to cut costs matters
  • •You're an early-stage startup optimizing quickly
Field
Langfuse
Helicone
Category
LLM Infrastructure
LLM Infrastructure
Type
OSS
OSS
Free Tier
✓ Yes
✓ Yes
Plans
Cloud: $59/mo
Pro: Usage-based
Stars
⭐ 7,000
⭐ 2,500

Langfuse

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

Helicone

Open-source LLM observability platform. One-line integration to log every LLM request, track costs, and debug slow or failing calls.

Langfuse Website ↗GitHub ↗
Helicone Website ↗GitHub ↗

Shared Connections (6)

LiteLLMLangSmithOpenAI APIArize PhoenixTraceloopLogfire

Only Langfuse (21)

CursorClaude CodeOpenHandsCrewAIAutoGenLangGraphLangChainLlamaIndex

Only Helicone (2)

LangfuseAnthropic API
See full comparison in Explore →