AI Plugin IndexKosyak Evm MCP Server vs Harness
Kosyak Evm MCP Server and Harness are both ai and llm tools MCP servers. Harness scores higher (95 vs 65 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.
| Kosyak Evm MCP Server | Harness | |
|---|---|---|
| Score | 65 / 100 | 95 / 100 |
| What it does | MCP server for EVM blockchains — 62 tools, 10 prompts, 86 networks (plus any chain ID) | Start Claude Code and Codex agents the person can watch, wait for them and read their answers. |
| Publisher | Verified: npm:kosyak-evm-mcp-server | Verified: harness.autonomous.ai |
| Grades | Licence A, Quality C | Maintenance A, Licence A, Quality A |
| npm downloads a week | 48 | 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 Kosyak Evm MCP Server | Install Harness |
Questions
Is Kosyak Evm MCP Server or Harness more popular?
Harness has more GitHub stars: 1,320.
Can I use Kosyak Evm MCP Server 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.