0xNatoshi/jev-codex-router

Per-turn model & reasoning routing for Codex, driven by Jev (TypeSafe System One): picks the model, thinking depth and speed mode for every turn.

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Contributing? See CONTRIBUTING.md, SECURITY.md, and the release checklist. [](https://github.com/0xNatoshi/jev-codex-router/actions/workflows/ci.yml) Per-call model routing for Codex, driven by Jev (TypeSafe System One). Jev chooses a model and thinking effort together for each model call, including continuations after tools. Every route uses standard speed. The objective is sufficient capability for the next decision with no unnecessary quota consumption. Historical simulation: ≈ −60 % vs full Astra on 237 turns under the old policy. This is not measured Codex quota saved, nor evidence for the current policy — protocol and limitations in BACKTEST.md. Installing with an AI agent? Hand it AGENTS.md. This repository is a self-contained monorepo. It embeds the maintained Codex Router fork under router/ and connects Jev through its generic-provider and curated-model extension points. No second Git checkout, submodule, or hidden source clone is required. The imported fork and its provenance are documented in ROUTERFORK.md. relayed verbatim, so tool calls, reasoning and…

0xNatoshi/jev-codex-router on GitHub A short preview, not the full document.

Read the full README ↗ · Preview checked 2026-09-24T12:33:34.447Z

Inside the original README — Document outline
  1. Jev Codex Router
  2. How it works
  3. Routing policy
  4. Quota fallback — only while native usage is exhausted
  5. Measuring what it served
  6. Ask surface (POST /ask)
  7. Repository layout
  8. Quickstart
  9. Operations
  10. Notes & quirks
  11. Security
  12. Status

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Documentation belongs to its respective authors. Reported project/model license: MIT. A listing is not a grant of reuse or training rights. Confirm the document’s own terms at the source.

What this repository does

Per-turn model & reasoning routing for Codex, driven by Jev (TypeSafe System One): picks the model, thinking depth and speed mode for every turn.

Repository facts

Owner
0xNatoshi
Primary language
JavaScript
Stars
266
Forks
31
Open issues + pull requests
1
License
MIT
Archived
No
Default branch
main
Created
2026-09-17T04:14:19.000Z
Last push
2026-09-22T07:08:08.000Z

Topics and intended use

Owner-supplied topics: ai, codex, jev, llm, macos, routing, typesafe

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Source: GitHub. Metadata observed 2026-09-24T12:03:36.034Z. Daily imports are snapshots, not real-time monitoring.

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