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laminar

Laminar is an open-source platform for tracing, evaluating, and labeling LLM and agent pipelines with a TypeScript/Python SDK and a self-hostable backend.

Score
98.6243 signals
Evidence
3,218 stars · 229 forks · 1 mention
Last commit
as last read from GitHub; most reads are from 2 Sep 2026 or later
Listed

Install

No one-command install. Set it up from its source.

Alternatives · Observability

  1. langsmith1,043 stars · 288 forks98.005

What it is

Laminar is an open-source platform for tracing, evaluating, and labeling LLM and agent pipelines with a TypeScript/Python SDK and a self-hostable backend.

When to use it

Use Laminar when you need LLM/agent observability, tracing, or monitoring in your pipeline.

Notes

Listed from Armory's observability-tools list.