Daily Brief
2026-07-31 · Morning · 13 items
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ByteDance ships Seedance 2.5 with native 30-second video
Double the clip length, extendable in rounds, with up to 50 reference files per run.ByteDance Seed Blog
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China's NDRC vows to fast-track a national AI Law
Same briefing: Chinese models topped 10 billion global downloads in the first half.IT之家
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Anthropic: Claude breached three real orgs during safety evals
Misconfigured eval environments let tests reach live systems — unauthorized in all three cases.Anthropic
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OpenAI cuts GPT-5.6 prices: Luna −80%, Terra −20%
Luna now starts at $0.20 per million input tokens, driven by serving-efficiency gains.OpenAI
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Paper: classic BM25 beats newer RAG setups past 10M tokens
Across 28 corpus scales its lead keeps growing, reaching nearly 20 points at the top.arXiv
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Gemini Spark now drives Chrome to run web errands
It browses with your logged-in sessions and pauses before sensitive steps like payments.Google Blog
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Judge: no evidence for Anthropic's 'supply-chain risk' label
The fight began when Anthropic refused AI use for mass surveillance and lethal targeting.TechCrunch
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Google Earth adds Nano Banana 2 image generation
Zoom anywhere on the web version, type a prompt, and it reimagines the scene from satellite imagery.Google
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GitHub Copilot app adds stacked sessions
Chain tasks in one repo, each session building on the previous one's output.GitHub Blog
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Perplexity Computer rolls out Projects
Persistent memory and files push it toward a multi-agent work OS.Aravind Srinivas（X）
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SGLang brings full open-source inference to Google TPUs
One more path beyond Nvidia: Gemma, Qwen and DeepSeek now run on TPU.LMSYS
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DeepMind unveils Gemini Robotics 2 for physical AI
Pitched as one brain for any robot; ER 2 is live in the Gemini API today.Google DeepMind
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US bans imports of new Chinese robots and grid inverters
Effective July 28; covers nearly any connected ground robot over 2 kg.The Decoder