DeepSeek dropped V4 Pro and V4 Flash, undercutting US labs on price by roughly 5x. OpenAI fired back with GPT-5.5, reclaiming benchmark crowns from Claude. Meta confirms 8,000 layoffs on May 20, and Google plans to invest up to $40B in Anthropic.
- DeepSeek releases its new flagship models V4 Pro and V4 Flash in preview, saying V4 Pro trails the performance of state-of-the-art models by about 3 to 6 months (Bloomberg)
- Simon Willison's comparison chart of DeepSeek V4 pricing vs. US frontier models (Simon Willison)
- OpenAI says "GPT-5.5 matches GPT-5.4 per-token latency in real-world serving", performs "at a much higher level of intelligence", and is more capable for Codex (OpenAI)
- Meta plans to cut 10% of its employees, or ~8,000 jobs, on May 20 and won't fill 6,000 open roles, trying to boost efficiency and offset its heavy AI spending (Bloomberg)
- Google plans to invest up to $40B in Anthropic: $10B now at a $350B valuation, with another $30B if Anthropic hits performance targets (Bloomberg)
Weekend Longreads Suggestions
- A look at the AI nonprofit METR, maker of maybe the most important AI benchmark, whose time-horizon metrics are used by researchers and Wall Street to track AI development (NYT)
- The Infinite Machine Olto e-bike review: a more elegant solution for trips too long to walk but too short to drive (The Verge)
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