Universal Agent Harness from Happy that works with any subscription
Latest release v0.4.114 — Happy Agent v0.4.114 · 5 Nov 2026
3 files for Claude Code, Codex and OpenCode: release-agent, happy-agent AGENTS.md, happy-agent CLAUDE.md — 6,508 tokens loaded in every session.
AGENTS.md A 6,505 tok CLAUDE.md A 3 tok .agent/skills/release-agent/SKILL.md A 55 tok These files are slopus/happy-agent's own configuration — they tell Claude Code, Codex and OpenCode 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.