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Laminar

Free tier

Open-source observability platform purpose-built for AI agents

Free tier available·All audiences·API available·Open source

Key strengths

Automatic agent failure detection without pre-defined rules (Signals)Open-source with Apache 2.0 license and self-hosting via Docker/Helm/Kubernetes20x cheaper storage via trace compressionFull-text search across all span inputs, outputs, and attributesMCP and CLI access for coding agents to query traces with SQLBrowser session recording for browser agentsSlack integration for failure alerts and investigationHIPAA & SOC 2 Type II compliance with PII redaction
Free tier + paid plans · from $30 USD/mo
Founded 2024
Self-hostable

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Laminar — Technical Use Cases

1. End-to-end agent trace debugging Instrument multi-step AI agent pipelines using native SDKs (OpenAI Agents SDK, Claude Agent SDK, LangChain, Pydantic AI, etc.) to capture full span-level traces. Use full-text search across inputs, outputs, and attributes to pinpoint exactly where and why an agent failed.

2. Automatic failure detection at scale Use Laminar's Signals feature to automatically surface agent failures across production workloads — no need to pre-define rules or manually configure thresholds. Ideal for teams running high-volume, non-deterministic agent workflows.

3. Browser agent observability For agents built on Playwright, Stagehand, or Browser Use, Laminar captures full browser session recordings alongside trace data, enabling visual replay of agent behavior during failure investigation.

4. SQL-based trace querying for coding agents Leverage MCP and CLI interfaces to allow coding agents (e.g., OpenCode SDK, OpenHands SDK) to query trace data directly using SQL — enabling agent-driven debugging and self-healing workflows.

5. Cost-efficient observability at scale Reduce observability storage costs by up to 20× through Laminar's built-in trace compression — critical for teams generating large volumes of agent trace data.

6. Compliance-grade deployments Self-host via Docker, Helm, or Kubernetes for full data control. HIPAA & SOC 2 Type II compliance with PII redaction makes Laminar suitable for regulated industries handling sensitive data.

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