1.5 Million Tokens of Context! OpenAI's Unannounced New Flagship GPT-5.6 Accidentally Exposed
Developers unexpectedly discovered OpenAI's unannounced GPT-5.6 model, codenamed 'iris-alpha,' expected for release in June. Its key breakthrough is a 1.5 million token ultra-long context window, a 43% improvement over GPT-5.5, setting a new record.....