Codex Router

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Apps & Tools

External-model router for Codex and DeepSeek Harness with Kimi and Grok support.

by0xMarioNawfal

Open source

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Description

A credential-isolating local router that allows users to integrate external AI models—including Anthropic, Kimi, DeepSeek, and Grok—directly into the Codex App and CLI. The integration merges external entries into Codex's native catalog, enabling routed models to appear in the standard picker alongside native GPT models. It includes a background service, gateway, and provider credential management.

Descriptions, tags, and model credits may be AI-generated or inferred from public sources and can be incomplete or wrong. Learn more.

Details

Why this is interesting: Powerful utility for bridging frontier models into specialized dev environments like Codex, showing significant…
Attributed to: 0xMarioNawfal@RoundtableSpace
Built with: Grok 4.6 GPT-5.6 Sol
Links: View tweet
Tags: #router #codex #developer-tools #proxy

Discovered: X
First posted: X · Aug 15, 2026
Listed: Added 12d ago
Build: Strong
Models: Strong

Prompt

Install the router from this public repository:
https://github.com/duolahypercho/codex-router

Follow AGENTS.md. Preserve my existing Codex models, profiles, settings, and
ChatGPT login. Use only the provider authentication I choose, safely migrate
only recognized older versions, run the Codex doctor, and leave the final app
restart to me. Never ask me to paste a token or API key into chat.

Source

Codex Router

Description

Timeline

Codex Router

Description

Timeline