AI news — Sep 22, 2026

8 stories, headline tone across 7 companies, and 14 agent releases.

Today's stories

Anthropic releases Opus 5.5 with lower prices and Fable-level performance TechCrunch
Anthropic called it "the strongest-performing model we've tested to date."
Anthropic launches Claude Opus 5.5 with stricter safeguards for cybersecurity The Verge
Anthropic says its new Claude Opus 5.5 model comes with stronger safeguards in the wake of recent rogue AI hacking incidents. In an announcement on…
Trump says the US is officially renaming AI to ‘super intelligence’ The Verge
In a speech Tuesday morning at the UN General Assembly, Donald Trump railed against Iran, "globalists," climate change, and transgender people whil…
Five AI safety sessions every founder should have on their TechCrunch Disrupt 2026 agenda TechCrunch
At TechCrunch Disrupt 2026, five sessions across the AI Stage and Real World AI Stage cover AI safety, featuring leaders from Anthropic, NVIDIA, AW…
Muse, Meta's extraordinarily privileged AI assistant, has a serious 0-day Hacker News
People Training OpenAI's AI Fired for Using AI to Train the AI Hacker News
Meta patches Muse exploit that let attackers control the AI agent The Verge
Meta has issued a patch for its Muse macOS app following the discovery of a zero-day vulnerability that could allow someone to take control of the …
Meta’s Muse is outpacing ChatGPT’s early mobile launch TechCrunch
Meta’s new AI agent Muse has racked up more downloads and daily active users in the U.S. and Canada than ChatGPT did over the same period after its…

The index scores the wording of headlines, not company performance. 0 means mentioned with no scoring term matched.