Pro model · OpenAI · updated 2026-09-26

GPT-6 Luna Pro

Frontier generalist for hard builds and analysis. API id: openai/gpt-6-luna-pro

OpenAI's frontier generalist: strong everywhere, exceptional at following complex build instructions.

Best for

Full builds from a paragraph of intent, careful analysis, and tasks where instruction-following matters more than raw speed.

Pick it in the Web Agent or Chat picker, or pass openai/gpt-6-luna-pro to /api/agent.php. Needs Pro or your own key.