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 ...

The company announced in a blog post on Tuesday that ChatGPT 5.5 Instant has begun rolling out to all users as the new ...

OpenAI’s GPT-5.5 Instant is now ChatGPT’s default model, promising fewer hallucinations, shorter answers, better memory controls, and clearer chats.

OpenAI has introduced three new realtime voice AI models, which are designed to help developers create smarter and more natural voice-based applications. The new models focus on live conversations, ...

The new model, GPT-5.5 Instant, will also use fewer ‘gratuitous’ emoji. is a senior reporter covering technology, gaming, and more. He joined The Verge in 2019 after nearly two years at Techmeme.

GPT-5.5 Instant replaces the older default model with upgrades in reasoning, personalisation, and transparency features.

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. logos of OpenAI There’s interesting news coming from Sam Altman’s empire, a firm known for ...

The GPT 5.5 Instant also comes with ability to draw context from past chats, files, and Gmail. It also offers improved performance across mathematical calculations, logical reasoning, and multimedia ...

OpenAI has quietly delivered one of the most noticeable upgrades to ChatGPT in recent memory. As of May 5, 2026, GPT-5.5 Instant is now the default model for all logged-in ChatGPT users worldwide, ...