AI Plugin IndexCoseat MCP vs Harness
Coseat MCP and Harness are both ai and llm tools MCP servers. Harness scores higher (95 vs 76 out of 100). Harness has more GitHub stars (1.3k), and Harness was updated more recently (4 days ago). The table compares them side by side.
| Coseat MCP | Harness | |
|---|---|---|
| Score | 76 / 100 | 95 / 100 |
| What it does | Coseat MCP server: let an AI agent work in a Coseat session — read the page and act, inside the scope you set, with every outward action waiting for your OK. | Start Claude Code and Codex agents the person can watch, wait for them and read their answers. |
| Publisher | Verified: npm:@coseat | Verified: harness.autonomous.ai |
| Grades | Licence A, Quality C | Maintenance A, Licence A, Quality A |
| npm downloads a week | 418 | Not on npm |
| Runs | Local | Local |
| Works with | Claude Code, Claude Desktop, Cursor, Codex, Gemini CLI, VS Code, Windsurf | Claude Code, Claude Desktop, Cursor, Codex, Gemini CLI, VS Code, Windsurf |
| GitHub stars | 0 | 1,320 |
| Last commit | 19 Oct 2026 | |
| Licence | MIT | MIT |
| Listed since | 20 Oct 2026 | 19 Oct 2026 |
| Install Coseat MCP | Install Harness |
Questions
Is Coseat MCP or Harness more popular?
Harness has more GitHub stars: 1,320.
Can I use Coseat MCP 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.