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EvalsFreemium

LangSmith

Agent and LLM observability platform from the LangChain team.

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About the tool

Agent and LLM observability platform from the LangChain team.

LangSmith provides step-by-step tracing of agent execution with native support for LangChain, LangGraph, and OpenTelemetry. It includes offline and online evaluation with LLM-as-judge and code-based evaluators, plus dashboards for latency, cost, and response quality in production.

Pricing
Freemium
Category
Evals
Maker
Not publicly supplied
Provenance
Indexed by PageVerified from public information

For the maker

Featured placement starts as soon as payment confirms. Outbound links are marked sponsored while featured.

Feature for 7 days · $39Feature for 30 days · $99

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