Laminar

Laminar is an open-source platform where you can trace your LLM app, run evaluations, label production data and use it to improve your prompts. Laminar is fast, reliable and offers best-in-class DX. It’s written in Rust and built on top of a modern tech stack.

Laminar is an open-source, all-in-one platform designed to streamline the development and monitoring of AI products, particularly those using large language models (LLMs). It enables users to trace LLM applications, conduct evaluations, label production data, and refine prompts for better performance. Built with Rust and a modern tech stack, Laminar is fast, reliable, and offers exceptional developer experience (DX). Users praise its robust tracing capabilities, which provide deep visibility into application execution, and its responsive support team. With just two lines of code, developers can integrate tracing into their workflows, making it a versatile tool for maintaining high accuracy and efficiency in LLM-based projects. Trusted by CTOs and engineering teams, Laminar stands out as a performant and dependable solution for AI product development.