The TypeScript AI agent framework. ⚡ Assistants, RAG, observability. Supports any LLM: GPT-4, Claude, Gemini, Llama.

AI Observability & Evaluation

Python SDK for AI agent monitoring, LLM cost tracking, benchmarking, and more. Integrates with most LLMs and agent frameworks including OpenAI Agents SDK, CrewAI, Langchain, Autogen, AG2, and CamelAI

The easiest tool for fine-tuning LLM models, synthetic data generation, and collaborating on datasets.

Laminar - open-source all-in-one platform for engineering AI products. Crate data flywheel for you AI app. Traces, Evals, Datasets, Labels. YC S24.

🥤 RAGLite is a Python toolkit for Retrieval-Augmented Generation (RAG) with PostgreSQL or SQLite

Test your LLM-powered apps with TypeScript. No API key required.

[NeurIPS 2024] Official code for HourVideo: 1-Hour Video Language Understanding

Vivaria is METR's tool for running evaluations and conducting agent elicitation research.

Evalica, your favourite evaluation toolkit

A library for evaluating Retrieval-Augmented Generation (RAG) systems (The traditional ways).

Benchmarking Large Language Models for FHIR

Go Artificial Intelligence (GAI) helps you work with foundational models, large language models, and other AI models.

An implementation of the Anthropic's paper and essay on "A statistical approach to model evaluations"

Root Signals Python SDK

Code release for "CURIE: Evaluating LLMs On Multitask Scientific Long Context Understanding and Reasoning", ICLR 2025

Our curated collection of templates. Use these patterns to set up your AI projects for evaluation with Openlayer.

MCP for Root Signals Evaluation Platform

AI Agents play The Mind card game