composio@composio14h ago

Here's how all 6 harnesses compared on task success rate: Codex, Hermes Agent, and Command Code tied for the lead at 21/29. Claude Code was one task behind, while OpenCode and Pi Agent finished at 19/29. The spread was about 7 percentage points. Only 3 tasks produced different results across harnesses: 18 passed across the board, and 8 tasks also failed across all harnesses.