Open Source Tools for Frontier AI Research and Evaluation

Meridian Labs is a 501(c)(3) non-profit building open source tools which help organizations make empirically grounded assessments of the capabilities, opportunities, and risks of frontier models.

Inspect AI

Open-source framework for systematic evaluation of large language models, built by the UK AI Safety Institute with Meridian Labs as contributors.

Inspect Scout

In-depth analysis of AI agent transcripts with high-performance parallel scanning and rich visualization of results.

Inspect Flow

Workflow orchestration for Inspect AI that enables running evaluations at scale with repeatability and maintainability.

Inspect VSCode

Visual Studio Code extension for productive use of Inspect AI with an integrated log viewer, task browser, and debugging tools.

Inspect SWE

Makes software engineering agents like Claude Code and Codex CLI available as standard Inspect Agents for evaluation.

Inspect Viz

Data visualization library for creating high-quality interactive visualizations from Inspect AI evaluation results.