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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

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Use case

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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 competes with
LangSmith
vs
Helicone

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 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
LangSmith
Helicone
Category
LLM Infrastructure
LLM Infrastructure
Type
SaaS
OSS
Free Tier
✓ Yes
✓ Yes
Plans
Plus: $39/mo
Pro: Usage-based
Stars
—
⭐ 2,500
Health
—
●80 — Active
Trajectory
— not enough data
— not enough data
Synced
—
today

LangSmith

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

Helicone

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

LangSmith Website ↗
Helicone Website ↗GitHub ↗

Shared Connections (1)

Langfuse

Only LangSmith (8)

CursorLangGraphLangChainPydanticAIHeliconeBraintrustWeights & BiasesAgentOps

Only Helicone (7)

LiteLLMLangSmithArize PhoenixOpenAI APIAnthropic APITraceloopLogfire
See full comparison in Explore →