OpenAI has updated GPT-5.5 Instant, making ChatGPT's default model more conversational, better at advice, and easier to talk to during everyday interactions. The Latest Tech News, Delivered to Your In ...
When what OpenAI describes as hundreds of millions of people opened ChatGPT in late May 2026, something had changed under the hood. OpenAI swapped the default model from GPT-5.3 Instant to GPT-5.5 ...
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OpenAI launches GPT-5.5 Instant today — it hallucinates 52% less and pulls from your past conversations
OpenAI released GPT-5.5 Instant on May 1, 2026, billing it as a faster, more accurate version of its flagship model. The company says the new variant hallucinates 52 percent less than its predecessor ...
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