harness/mcp-server

Harness’ official MCP Server

Latest release v3.2.36 · 27 Oct 2026

2 files for Codex, OpenCode and Claude Code: mcp-server AGENTS.md, mcp-server CLAUDE.md — 2,205 tokens loaded in every session.

Open on GitHub

111Stars on the repository

2Files it configures its agents with

2,205Tokens loaded in every session

3Agents configured

Instructions

mcp-server AGENTS.md AGENTS.md A 2,200 tok
mcp-server CLAUDE.md CLAUDE.md A 5 tok

These files are harness/mcp-server's own configuration — they tell Codex, OpenCode and Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.