Favicon of harnessy

harnessy Skill

AI Agent SkillCode & Developer ToolsPythonOpen source

harnessy is a Python AI agent skill for Codex with uvx/pip. The agent harness for you

How to use harnessy Skill

Install or run

uv tool install --force "git+https://github.com/Flow-Research/harnessy.git#subdirectory=jarvis-cli"
jarvis --help

Compatible clients

Codex

What is harnessy Skill?

harnessy is a Python AI agent skill for Codex with uvx/pip. The agent harness for you This profile combines repository metadata with install, compatibility, and usage signals so developers can quickly decide whether it fits their agent workflow before opening the source repository.

Trust signal
85/100
Maintenance signal
80/100
Adoption signal
36/100

Automated repository signals based on public metadata such as recency, license, installation evidence, and adoption. These are not a security audit or endorsement.

Key capabilities

  • Reusable instructions support
  • Includes SKILL.md support
  • Shell commands support
  • Browser use support
  • Document generation support
  • Anthropic provider support
  • package.json config support

Available tools

Read

Technical details

Install or run harnessy using uvx/pip. Check Flow-Research/harnessy for the latest setup command.

uvx/pipCodexSSE
  • Built for Python
  • Built for Node.js
  • Install or run with uvx/pip
  • Works with Codex
  • Uses SSE transport
  • Network access

Requirements and access

PythonNode.jsAGPL-3.0 licenseNetwork accessNetwork access

Security and permissions

Review permissions before connecting any MCP server to an agent. Pay special attention to whether it can read local files, write data, call external services, or perform destructive actions.

Destructive actionsWrite actionsNetwork accessCan write or update dataMay support destructive actionsCheck project documentation authenticationSelf-hosted

When to use harnessy Skill

  • Use it for reusing agent instructions, scripts, and references.
  • Use it for agent skills workflows.
  • Use it for coding workflows.
  • Use it for data workflows.
  • Use it for codex users.

Built with

PythonNode.jsuvx/pipCodexSSE

Explore related resources

Frequently asked questions

What is harnessy?

harnessy is a Python AI agent skill for Codex with uvx/pip. The agent harness for you

Who is harnessy best for?

harnessy is best for reusing agent instructions, scripts, and references, agent skills workflows, coding workflows, data workflows, codex users.

How do I install harnessy?

Install or run harnessy using uvx/pip. Check harnessy for the latest setup command.

Is harnessy actively maintained?

harnessy may need a closer maintenance check before production use.

Share:

Similar to harnessy