OpenAI’s recent model cadence, with GPT-6 Astra launching in September 2026 followed by rapid GPT-6.1 Sol, Terra, and specialized variants like GPT-6 Cyber in November, drives market-implied odds toward a second-half 2027 GPT-7 release. The company continues iterating on the GPT-6 family for capabilities in coding, computer use, multimodal reasoning, and cybersecurity rather than advancing to the next integer model. Historical gaps between flagship releases have shortened from roughly 29 months (GPT-4 to GPT-5) to 13 months (GPT-5 to GPT-6), yet no official GPT-7 previews, training announcements, or internal codenames have surfaced in credible reporting. Traders weigh competitive pressure from other large language model labs against OpenAI’s emphasis on safety evaluations and incremental updates. Key upcoming catalysts include potential developer conferences or earnings commentary that could clarify 2027 timelines.