OpenAI launches GPT-6 Sol and Luna with sharply lower API prices

The new models reach ChatGPT Work, Codex and the API, with Luna priced at $0.10 per million input tokens.

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Primary source: ChatGPT on X

Why it matters

OpenAI is pushing GPT-6 into high-volume agent workloads where token costs, caching and model routing decide whether products can operate profitably.

A close-up view of a computer screen displaying two distinct, glowing digital patterns representing advanced models, with hands typing in the foreground.

OpenAI launched GPT-6 Sol and GPT-6 Luna on September 22nd, extending its newest model family into the lower-cost coding and agent workloads that account for sustained, high-volume usage.

https://x.com/ChatGPT/status/2102462020339613966

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