switchboard: a cache-aware decision router for Claude Code and Codex

Model-agnostic router that takes prompt cache into account when Jev picks the model per turn; other System One models planned.

Notes

Repository; no figures.

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Destinations

Try a walkthrough

• Connect Jev to your app →

  Set up the Python SDK, make a typed routing decision and keep the result under your application's control.

• Route the next step of an agent →

  Let Jev choose a proposed next step, then apply an explicit allow, review or fallback policy before any tool runs.

Verification levels

Report a problem →

Filed under

• #routing
• #claude-code
• #codex
• #cache

In collections

• Coding workflows →