Teaching Codex to Paint: A Stateful Image-Editing Skill Built on Gemini's Interactions API and MCP
Article summary
Quick briefing — cleaned from the original RSS feed
TL;DR: nb2lite-skill-codex wraps Google's gemini-3.1-flash-lite-image model (NB2Lite) in a tiny FastMCP server and packages it as a Codex skill. You type "generate an image of a cyberpunk kitchen" into Codex, and it just... does it. Then you say "add a neon RAMEN sign" and it edits the same image without re-prompting the whole scene. Oh, and the cover image of this article? Generated by the thing the article is about — dogfooding all the way down. More on that at the end. Background: why…
1Key Takeaways
- TL;DR: nb2lite-skill-codex wraps Google's gemini-3.1-flash-lite-image model (NB2Lite) in a tiny FastMCP server and packages it as a Codex skill.
- You type "generate an image of a cyberpunk kitchen" into Codex, and it just...
- Then you say "add a neon RAMEN sign" and it edits the same image without re-prompting the whole scene.
- Oh, and the cover image of this article?
2AIWedia Score
9.3/10
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3Why it matters
Coding AI shifts how fast software ships and how much human review each change needs. DEV — AI reports that tL;DR: nb2lite-skill-codex wraps Google's gemini-3.1-flash-lite-image model (NB2Lite) in a tiny FastMCP server and packages it as a Codex skill.
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