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Hackmyagent vs Harness

Hackmyagent and Harness are both ai and llm tools MCP servers. Harness scores higher (95 vs 86 out of 100). Harness has more GitHub stars (1.3k), and Harness was updated more recently (3 days ago). The table compares them side by side.

HackmyagentHarness
Score86 / 10095 / 100
What it doesFind it. Break it. Fix it. The hacker's toolkit for AI agents.Start Claude Code and Codex agents the person can watch, wait for them and read their answers.
PublisherVerified: npm:hackmyagentVerified: harness.autonomous.ai
GradesMaintenance A, Licence A, Quality BMaintenance A, Licence A, Quality A
npm downloads a week3,836Not on npm
RunsLocalLocal
Works withClaude Code, Claude Desktop, Cursor, Codex, Gemini CLI, VS Code, WindsurfClaude Code, Claude Desktop, Cursor, Codex, Gemini CLI, VS Code, Windsurf
GitHub stars841,320
Last commit18 Oct 202619 Oct 2026
LicenceApache-2.0MIT
Listed since20 Oct 202619 Oct 2026
Install HackmyagentInstall Harness

Questions

Is Hackmyagent or Harness more popular?

Harness has more GitHub stars: 1,320.

Can I use Hackmyagent and Harness together?

Yes. AI assistants can load several MCP servers at once. Install both and the assistant picks the right one for each task.