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Guidance for custom models in the Codex app v1.0.0

Use this resource to run a custom model in the Codex app through the codex-router proxy

New

  • 554 downloads
  • 150 likes
  • 179 saves

Free

Install with the CLI

In a terminal, from the folder you want:

npx --yes palatekit@latest install custom-model-tool-routing

With no option, the skill goes to ~/.agents/skills/; add --agent claude-code (or codex, cursor…) to target an agent.

First time: connect the CLI with

npx --yes palatekit@latest login

This skill is for a non-OpenAI model routed through the codex-router proxy. It explains how to call the app’s tools under their flattened names (codex_app__, mcp__) and which companion skill to read before thread, browser or computer work. You get an agent that knows a turn with no tool call ends the task.

Mostly picked by

Updated November 2, 2026

Card for the “Guidance for custom models in the Codex app” skill

Details

Generates with
Your agent's model
Licence
MIT

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What you get

  • SKILL.md: tool usage rules and which skill to read before each kind of work
  • SKILL.md: what to do when a tool rejects its arguments or a session seems to stop

Good fit for

  • Your session runs a non-OpenAI model in the Codex app
  • Tool names such as codex_app__ or mcp__ appear in the tool list

Not for

    Tags

    • codex
    • proxy
    • custom model
    • tools

    About

    You say

    “Open a thread in the Codex app to review this folder, then summarize the result for me.”

    Card for the “Guidance for custom models in the Codex app” skill

    Skill published by practicalswan under the MIT license, delivered in its original version.

    Show more

    How to use it

    1. Install the skill in your agent's skills folder
    2. Ask your agent to run a custom model in the Codex app through the codex-router proxy
    3. Review and adjust the result

    Content preview

    Files

    • CHANGELOG.md3 KB
    • LICENSE1 KB
    • NOTICE-PALATEKIT.md0.5 KB
    • SKILL.md7 KB

    Origin and licence

    Listed unmodified

    Author
    practicalswan
    Source
    github.com/practicalswan/agent-skills/tree/6cf63517700aa9ba0b80e711a93837e3bea13d0a/codex-router
    Licence
    MIT

    Notice

    « codex-router » (practicalswan, MIT) livré dans sa version d'origine : fiche en français et en anglais par PalateKit.

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