These tools competes with

BraintrustvsLangSmith

AI evaluation platform with datasets and prompt mgmt versus LLM tracing, evaluation, and dataset management

Compare interactively in Explore →

Choose Braintrust when…

  • You want eval-first development with a full platform
  • Prompt experiments and dataset management are central
  • You're building eval pipelines alongside your product

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

Side-by-side comparison

Field
Braintrust
LangSmith
Category
LLM Infrastructure
LLM Infrastructure
Type
Commercial
Commercial
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Team: Paid
Plus: $39/mo
GitHub Stars
Health

Braintrust

End-to-end evaluation platform for AI products. Manage datasets, run evals, and track prompt versions across experiments in a clean interface.

LangSmith

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

Shared Connections1 tools both integrate with

Only Braintrust (1)

LangSmith

Only LangSmith (8)

LangGraphLangChainCursorPydanticAIBraintrustHeliconeWeights & BiasesAgentOps

Explore the full AI landscape

See how Braintrust and LangSmith fit into the bigger picture — 207 tools, 452 relationships, all mapped.

Open in Explore →