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Harness Chooser

Pick the harness that matches how you actually work.

If You Already Use A Specific Host

Use that host first. ORCA should adapt to it instead of forcing a fake neutral path.

If You Do Not Know Yet

Start with the simplest host you can already access, then add more only if your workflow needs them.

Decision Guide

If you want the current repo-native ORCA path:

  • start with Codex

If you are already on Claude Code:

  • use the Claude Code host guide

If you are running a controller/executor setup:

  • read the Codex, Claude Code, and controller docs

If you need a generic fallback: