OpenAI’s September 2026 launch of GPT-6 Astra as its flagship large language model has anchored trader expectations for GPT-7, with no official preview, naming, or development signals for a successor emerging in the following weeks. Historical release gaps have shortened from roughly 29 months between GPT-5 and GPT-6 to just over a year, yet analysts note that whole-number jumps typically require at least six months of post-release stabilization, pushing credible timelines into the second half of 2027. Competitive pressure from models like Claude Opus 5 and Gemini Omni variants continues to influence OpenAI’s cadence, while compute partnerships and internal benchmarks remain the key swing factors. Market-implied odds reflect this steady progression, with limited near-term catalysts expected before potential roadmap updates at future developer events.