---
title: "Discussion on \"\"How to Use OpenAI Codex with Any Model: Claude Opus 4.8, Grok 4.5, Kimi K3, GLM-5.2\"\" | Hashnode"
description: "Discussion on \"\"How to Use OpenAI Codex with Any Model: Claude Opus 4.8, Grok 4.5, Kimi K3, GLM-5.2\"\". \"Run Claude Opus 4.8, Grok 4.5, Kimi K3, Qwen 3.7 inside Codex ， and switch model per task instead of committing to one default.\""
url: "https://hashnode.com/posts/how-to-use-openai-codex-with-any-model-claude-opus-4-8-grok-4-5-kimi-k3-glm-5-2/6a60826e3ea46ad1ba228671"
---

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# ["How to Use OpenAI Codex with Any Model: Claude Opus 4.8, Grok 4.5, Kimi K3, GLM-5.2"](https://ethanlinxh.hashnode.dev/how-to-use-openai-codex-with-any-model-claude-opus-4-8-grok-4-5-kimi-k3-glm-5-2?utm_source=hashnode&utm_medium=feed)

"Run Claude Opus 4.8, Grok 4.5, Kimi K3, Qwen 3.7 inside Codex ， and switch model per task instead of committing to one default."

Jul 22 · 20 min read · ethanlinxh.hashnode.dev  
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