OpenAI’s rapid rollout of the GPT-6 family—GPT-6 Astra in early September 2026, followed by Sol, Luna, and GPT-6.1 Sol variants by late September—has anchored trader expectations that the next whole-number release remains months away. No official GPT-7 announcement, preview, or internal naming has surfaced in company documentation or statements, while historical gaps between major generations have shortened to roughly 13 months. OpenAI executives have indicated that 80–90 percent of research resources now target GPT-7 and later models rather than further GPT-6 refinements, supporting a mid-to-late 2027 window. Key near-term catalysts include additional GPT-6 efficiency updates, DevDay-style events, and competitive releases from other labs that could compress or extend the timeline. Market-implied odds reflect this measured cadence, with meaningful probability concentrated after mid-2027.