The announcement of GPT-5.5-Cyber follows Anthropic’s debut of its own Mythos AI, which the company said has already uncovered thousands of cyber vulnerabilities.

SAN FRANCISCO — Amazon moved quickly Tuesday to capitalize on OpenAI's new relationship status with Microsoft, launching a preview of OpenAI's models on its Bedrock platform less than 24 hours after the ChatGPT maker was freed from its previously exclusive cloud arrangement.

OpenAI's generative AI models are becoming available on Amazon's cloud a day after the AI company revamped its relationship with longtime partner Microsoft.

Sam Altman suggested it would be released more widely than a rival offering from Anthropic. Some are suggesting it’s because OpenAI has more computing power.

By Deborah Mary Sophia and Greg Bensinger April 28 (Reuters) - OpenAI is now offering its latest AI models and its Codex coding agent on Amazon's cloud services platform, the companies said on Tuesday,

OpenAI is preparing to launch a new frontier cybersecurity model, GPT-5.5-Cyber. CEO Sam Altman said the model will not be available to the general public, but will be first rolled out to a select group of trusted “cyber defenders” in order for institutions to shore up their cyberdefenses.

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New ChatGPT Images 2.0 claims a step up in thinking capabilities, detailed instruction following, and improved rendering of non-Latin scripts.

ChatGPT Images 2: Why OpenAI Built a New Image Model After Killing Sora

OpenAI’s vision of AGI is at the centre of the allegations levelled against the company by Elon Musk in his ongoing lawsuit.

Amazon announced what it called a “major expansion” of its partnership with ChatGPT maker OpenAI on Tuesday, a day after the artificial intelligence company said it was loosening its ties to longtime