Grok 4.5 can run inside Codex through a local proxy, with no xAI API key
socialwithaayan · x · 2026-07-27
Grok 4.5 can reportedly run inside Codex through a local proxy
The post claims Grok 4.5 can be used inside Codex without an xAI API key or metered billing.
- Users sign in to xAI via their X account OAuth
- A small local proxy called opencodex translates Codex’s Responses API to the model’s interface
- With X Premium, the author says subscription access is enough
Related event: Grok 4.5 Integrates with Codex Without xAI API Key(3 posts)→
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