AI News for April 24, 2026 — 7min.ai

[NEWS] OpenAI releases GPT-5.5, claiming 'new class of intelligence' at 2x API price: OpenAI released GPT-5.5, billing it as its smartest model yet for agentic tasks like coding, research, and cross-tool workflows.
[NEWS] DeepSeek releases V4 open-source flagship, with 1.6T-parameter Pro variant: DeepSeek released preview versions of its long-awaited V4 model, its most powerful yet.
[NEWS] Anthropic postmortem confirms Claude Code quality regressed, blames three product-layer bugs: Anthropic published a technical postmortem confirming that Claude Code did degrade over the past month and identifying three separate product-layer changes as the cause.
[NEWS] Mythos breach traced to Mercor hack: attackers guessed model location with no exploit: Bloomberg revealed how unauthorized users gained access to Anthropic's Mythos Preview: they combined data from a prior breach of AI training startup Mercor with inside knowledge from a third-party contractor to guess the model's online location.
[NEWS] Meta officially confirms 8,000 layoffs and closes 6,000 open roles, with 16-week severance: Meta told employees it will proceed with roughly 8,000 layoffs on May 20, about 10% of its 78,000-person workforce, and simultaneously close 6,000 open roles.
[NEWS] Project Prometheus officially closes $10B round, cementing $38B valuation: Project Prometheus, Jeff Bezos's physical AI lab, closed its $10 billion funding round at a $38 billion valuation.
[NEWS] White House accuses China of 'industrial-scale' distillation of US AI models: The Trump administration announced measures to stop Chinese developers from distilling US frontier AI models to build cheaper rivals.
[NEWS] Microsoft offers voluntary retirement to ~8,750 longtime US staff in first-ever buyout: Microsoft opened a voluntary retirement program to roughly 7% of its 125,000 US employees, about 8,750 people, the first time in its 50-year history it has done so at this scale.
[NEWS] xAI explored three-way AI coding coalition with Cursor and Mistral to challenge Anthropic: xAI held discussions about a potential three-way partnership pairing Cursor's developer application layer with Mistral's open-source frontier models and xAI's Colossus supercomputer.
[NEWS] Intel stock jumps 22% after Q1 beat and strong AI forecast tops estimates: Intel shares surged 22% after hours after Q1 revenue grew 7% year-over-year to $13.6 billion, far above the 2% decline analysts expected.

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