小鹏Digital (@RocM301) “OpenAI 曝光 GPT-5.6，内部代号 iris-alpha，传闻 6 月就要发。它最猛的是 150 万 tok” — TopicDigg

GPT-5.6 Leaks : Coming in June - OpenAI researchers hinted that the model behind a recent major math breakthrough is already being used internally as a daily driver for debugging and technical work - Internal testing tags iris-alpha, ember-alpha, and beacon-alpha were spotted during development, potentially pointing toward multiple GPT-5.6 variants being tested - GPT-5.6 seems heavily focused on stronger multi-step reasoning, better agentic workflows, and improved frontend generation capabilities - Canary testing references are already appearing in developer environments, the same quiet rollout pattern seen before GPT-5.5 launched - Current leaks point toward two models arriving: GPT-5.6 and GPT-5.6 Pro - GPT-5.6, Sonnet 4.8, and Gemini 3.5 Pro are all expected in June, next month is looking like an AI festival