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

ChatGPT subscribers can now run OpenClaw's AI agents via GPT-5.4 for $23/mo. Anthropic blocked Claude. OpenAI and Anthropic made opposite bets on the same product.

OpenAI has launched GPT-5.5 Instant as the new default ChatGPT model, offering reduced hallucinations in critical fields like ...

OpenAI makes GPT‑5.5 Instant ChatGPT’s default, cutting hallucinations and boosting personalization with memory sources.

May 7 (Reuters) - OpenAI introduced three audio models for its developer platform on Thursday, aiming to make voice-based ...

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There's big news out of Silicon Valley, as OpenAI unveils its ChatGPT Agent – an AI that can autonomously complete complex, multi-step tasks using its own virtual computer to browse the web, run code, ...

OnenAI rolls out GPT 5.5 Instant on Tuesday as a default for Plus and Pro users on the web. The company said the new model will have fewer hallucinated claims and will now show where its responses are ...

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 ...

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

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, ...

OpenAI released GPT-5.5 Instant as ChatGPT’s new default model with fewer hallucinations and improved reasoning.