Laminar

Laminar is an open-source observability platform built specifically for long-running AI agents and agentic applications. It enables developers to trace, debug, and analyze agent behavior in depth, making it easier to understand, diagnose, and resolve agent failures. Features include one-line tracing integrations with popular AI SDKs, a unique agent debugger, session replay for browser agents, large-scale signal extraction from agent traces, and platform-wide SQL querying for analytics and correlations. Designed for teams building and iterating on AI agents in production or advanced prototyping.