From Here: a prototype that lets GPT-6 Luna branch a reply from any cursor position

csvoss · x · 2026-11-12

Developer nickarner built a prototype called From Here: instead of asking an AI to rewrite an entire reply, you keep the opening you like, place your cursor anywhere, and let GPT-6 Luna continue from there.

Everything before the cursor stays untouched, and you can tweak a few words first to explore where the reply could have gone. It requires an OpenAI API key to try.

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