New LLM Plugin Hijacks Codex CLI Credentials
Simon Willison released llm-openai-via-codex 0.1a0, a plugin that hijacks Codex CLI credentials to make OpenAI API calls through LLM. The tool was announced on April 23, 2026, and is described in Willison's post about GPT-5.5. Willison also offers a $10/month sponsored email digest covering monthly LLM developments.
Key facts
- Plugin name: llm-openai-via-codex 0.1a0
- Hijacks Codex CLI credentials for API calls via LLM
- Described in Simon Willison's post about GPT-5.5
- Released on 23rd April 2026
- Sponsorship available for $10/month for curated email digest
Entities
Institutions
- Simon Willison