Agent Debugging & Replay

Laminar

Open-source observability for long-running AI agents that captures LLM calls, tool use and browser actions for step-level debugging and replay.

Website ↗ GitHub ↗
CategoryAgent Debugging & Replay
Open sourceYes
Self-hostableYes
Pricing modelfreemium
Pricing notesOSS self-host (Docker) free; cloud free tier + paid plans
Framework integrationsopenai-sdk, anthropic, langchain, browser-use, playwright
Funding / ownershipYC S24; $3M seed (Mar 2026)

Pricing/feature source: https://laminar.sh