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Core
Harness
The loop that drives one agent session on a model. Not the ADE that hosts several sessions, and not the managed platform that hides the model.
- In:
- CLI and TUI agents, in-editor harnesses, Copilot-style session drivers.
- Out:
- Cursor, Windsurf, Claude Desktop, Devin, Cowork, the model, the chat product.
As principal
In kits
As principal
Kits that mark this tool the one they run for this function.
| # | Tool | Kits | Principal | ± kits |
|---|---|---|---|---|
| 1 | Pi A harness for running agents in parallel. |
