Run Long Horizon Computer Use Agent Loops With Longhorizon Harness
ASecurity
Use LongHorizon-Harness to keep Claude Code, Codex, DeepSeek Harness, or custom agent backends working through long GUI and CLI tasks with verified state, role separation, checkpoints, and recovery loops.
Installs into .claude/skills of the current project.
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---
name: "Run long-horizon computer-use agent loops with LongHorizon-Harness"
slug: "run-long-horizon-computer-use-agent-loops-with-longhorizon-harness"
description: "Use LongHorizon-Harness to keep Claude Code, Codex, DeepSeek Harness, or custom agent backends working through long GUI and CLI tasks with verified state, role separation, checkpoints, and recovery loops."
github_stars: 714
verification: "security_reviewed"
source: "https://github.com/AMAP-ML/LongHorizon-Harness"
author: "AMAP-ML"
publisher_type: "organization"
category: "Developer Tools"
framework: "Multi-Framework"
tool_ecosystem:
github_repo: "AMAP-ML/LongHorizon-Harness"
github_stars: 714
---
# Run long-horizon computer-use agent loops with LongHorizon-Harness
Use LongHorizon-Harness to keep Claude Code, Codex, DeepSeek Harness, or custom agent backends working through long GUI and CLI tasks with verified state, role separation, checkpoints, and recovery loops.
## Prerequisites
Python >= 3.10; uv or pip; one agent runtime on PATH such as codex, claude, or dsh; Node.js 20+ for computer-use plugins when GUI tasks are needed
## Installation
Install or set up from the source-backed instructions:
uv tool install lh-harness # or: pip install lh-harness cd /path/to/your/project lh-harness init lh-harness web --workspace-root . # or: lh-harness run --task "Inspect the current directory and summarize its files." --agent codex
- Source: https://github.com/AMAP-ML/LongHorizon-Harness
## Documentation
- https://lh-harness.pages.dev
## Source
- [Agent Skill Exchange](https://agentskillexchange.com/skills/run-long-horizon-computer-use-agent-loops-with-longhorizon-harness/)