The new GPT-5.5 Instant model will replace GPT-3.5 Instant as the default model for ChatGPT ...

Four weeks after its initial release, OpenAI has shipped a new version of its GPT-5.5 Instant AI model to address some issues.

OpenAI released its latest model, GPT-5.5, on April 23, just a week after Anthropic introduced Claude Opus 4.7. As the two leading models from the two leading AI labs, we wanted to see how the new ...

On Tuesday, OpenAI announced GPT-4, a large multimodal model that can accept text and image inputs while returning text output that “exhibits human-level performance on various professional and ...

ChatGPT just got a quieter but significant upgrade, and most users will feel it before they even notice it. OpenAI rolled out GPT-5.5 Instant on Tuesday as the new default model for all ChatGPT users ...

OpenAI just dropped GPT‑5.1, and it’s already rolling out to ChatGPT Plus subscribers in two new modes: Instant and Thinking. The Instant chat feature is a quick-thinking assistant offering faster ...

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

Forbes contributors publish independent expert analyses and insights. Dr. Lance B. Eliot is a world-renowned AI scientist and consultant. A new form of AI safeguard consists of transferring a ...

If you thought ChatGPT was just a search engine replacement, OpenAI's May 2026 updates prove you were wrong. With the launch of GPT-5.5, a revamped File Library, and a new self-serve advertising ...

GPT-5 is still very fresh, but it still somehow feels like it’s been around for a while — all because of the uproar that followed the launch. Many ChatGPT users had something to say about it, and ...

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 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, ...