OpenAI's newest model matches GPT-5.4's speed while outperforming it on nearly every benchmark. It's rolling out to paid ChatGPT users today.

CVE-2026-33626 exploited within 13 hours of disclosure, enabling SSRF-based cloud credential theft and internal scanning.

OpenAI is capping off a busy week of announcements with the release of GPT-5.5, its latest model upgrade for ChatGPT and Codex. The company calls its new model “a new class of i ...

Cybercriminals are tricking AI into leaking your data, executing code, and sending you to malicious sites. Here's how.