Laminar
Free tierOpen-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 — Developer Documentation Highlights
Deployment options:
- Cloud (SaaS): Managed hosting with a freemium model.
- Self-hosted: Deploy via Docker, Helm, or Kubernetes on your own infrastructure. Enterprise plan includes on-premise support.
API & programmatic access:
- Laminar exposes an API for programmatic interaction with traces, spans, and platform features.
- MCP (Model Context Protocol) and CLI interfaces allow coding agents to query trace data using SQL directly.
Tracing & instrumentation:
- Instrument AI agent workflows to capture full span-level traces, including inputs, outputs, and attributes.
- Full-text search is available across all captured span data.
- Browser session recording is supported for browser-based agent frameworks (Playwright, Stagehand, Browser Use).
Failure detection:
- The Signals feature automatically identifies agent failures without requiring pre-defined rules or manual threshold configuration.
Integrations (SDK & framework support):
Claude Agent SDK · OpenAI Agents SDK · Mastra · Pydantic AI · Vercel AI SDK · LangChain · OpenHands SDK · Browser Use · Stagehand · Playwright · Anthropic SDK · OpenAI SDK · LiteLLM · DeepAgents · OpenCode SDK · Gemini API · Slack
Security & compliance:
- HIPAA & SOC 2 Type II compliant.
- Built-in PII redaction.
Pricing tiers:
| Plan | Price | Data | Retention | Projects | Seats |
|---|---|---|---|---|---|
| Free | $0/mo | 1 GB | 7 days | 1 | 1 |
| Starter | $30/mo | 3 GB | 30 days | Unlimited | Unlimited |
| Pro | $150/mo | 10 GB | 6 months | Unlimited | Unlimited |
| Enterprise | Custom | Custom | Custom | Unlimited | Unlimited |
Alternatives
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