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Laminar

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Open SourceFor DevelopersAI Integration
Description:

Laminar is an open-source observability platform specifically designed for AI agent development. It provides comprehensive tracing, evaluation, and performance monitoring capabilities to help developers build more reliable AI systems. The platform offers real-time monitoring, automated error tracking, and SQL-based data access for custom analytics. With seamless integrations for popular frameworks and AI models, Laminar enables teams to scale their AI operations efficiently while maintaining high reliability standards.

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Last update:
September 28, 2025
Website:
lmnr.ai
Contact email:
founders@lmnr.ai

Overview of Laminar

Laminar serves as a comprehensive observability platform for AI agent development, offering robust tracing and evaluation capabilities. The platform enables real-time monitoring of agent performance in production environments with automatic error capture and structured output tracking. Developers benefit from SQL-based data access for creating custom queries and dashboards, while seamless integrations with popular frameworks streamline the development process. Built with Rust for optimal scalability, Laminar can handle massive trace volumes efficiently. Explore AI Development and Observability Tools for related solutions.

How to Use Laminar

Integrate Laminar into your AI projects using their SDK, which requires minimal setup time. The platform automatically traces calls to major LLM frameworks and provides a playground environment for prompt iteration. Monitor agent performance through the dashboard, configure evaluations, and analyze results using SQL queries for deeper insights into system behavior and performance metrics.

Core Features of Laminar

  • Real-Time Observability — Monitor AI agents with detailed traces and error tracking
  • Automated Evaluation — Create and run evaluations without boilerplate code
  • SQL-Based Analytics — Access all data through SQL for custom queries
  • Framework Integration — Connect with LangGraph, CrewAI, and OpenTelemetry
  • High Scalability — Handle millions of traces daily with Rust architecture
  • Browser Recording — Synchronized recordings for browser agent analysis

Use Cases for Laminar

  • AI agent performance monitoring
  • Production error tracking
  • Evaluation framework implementation
  • Custom dashboard creation
  • Prompt iteration optimization
  • Dataset quality assessment
  • Regression detection
  • Team collaboration

Support and Contact

For technical support, email founders@lmnr.ai or visit the contact page for additional assistance options.

Company Info

Laminar is backed by Y Combinator and focuses on AI reliability solutions. Visit the about page for company details.

Login and Signup

Access your account through the login page or create a new account via the signup page.

Laminar FAQ

What is Laminar's primary purpose for AI development?

Laminar provides comprehensive observability and evaluation tools specifically designed for AI agent development, helping teams monitor performance and ensure reliability throughout the development lifecycle.

How does Laminar handle scalability for large AI projects?

Laminar is built with Rust architecture to handle hundreds of millions of traces daily, making it suitable for enterprise-scale AI deployments requiring high performance and reliability.

What types of integrations does Laminar support?

Laminar supports integrations with popular frameworks including LangGraph, CrewAI, OpenTelemetry, and major AI models from providers like OpenAI, Anthropic, and Google Gemini.

Can Laminar help with prompt engineering and iteration?

Yes, Laminar includes a dedicated playground environment for prompt iteration and testing, allowing developers to refine their AI agent prompts efficiently while tracking performance changes.

What pricing options does Laminar offer?

Laminar offers a free tier for basic usage and affordable scaling options for teams requiring higher trace volumes and advanced features, with transparent pricing based on usage requirements.

How quickly can teams integrate Laminar into existing projects?

Teams can integrate Laminar within minutes using the platform's SDK, which automatically traces popular LLM frameworks without requiring significant code changes to existing projects.

Laminar Pricing

Current prices may vary due to updates

$0/month

Free Tier

Ideal for individual developers and small projects, includes basic tracing capabilities, core integrations, and limited trace volume suitable for initial development and testing phases.

$99/month

Pro Plan

Designed for growing teams with higher trace volumes, includes advanced analytics, custom dashboards, priority support, and increased integration options for production environments.

Custom Pricing

Enterprise

Tailored for large organizations with custom requirements, offering unlimited traces, dedicated infrastructure, personalized onboarding, and enterprise-grade security features with SLA guarantees.

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