July 29, 2026

Quick hits from across the AI world in the last 24 hours.

⚡ Quick hits
Jul 30, 6:33 AM ETAgents China's Shizai Intelligence says its desktop agent scored 90.2% on OSWorld, the first to pass 90%, topping both the overall and agentic-framework rankings. InfoQ 中文 ↗
Jul 30, 6:15 AM ETSafety Researchers Charles Ye and Jasmine Cui showed LLMs infer text roles from writing style rather than metadata tags, letting forged chain-of-thought text unlock refused answers. MIT Technology Review ↗
Jul 30, 4:57 AM ETAgents Claude Code creator Boris Cherny said harnesses expire in six months and that Anthropic deleted over 80% of Claude Code's instructions for Opus 5. 量子位 ↗
Jul 30, 3:43 AM ETAgents Token Saver, a new open-source MCP extension, runs local hybrid RAG over PDFs before they reach Claude, cutting document tokens by 92–99% in benchmarks. MarkTechPost ↗
Jul 30, 2:14 AM ETIndustry Google DeepMind has dissolved its Nobel-winning AlphaFold team, with AlphaFold 2 lead John Jumper and colleagues Jonas Adler and Alexander Pritzel leaving for Anthropic. 量子位 ↗
Jul 30, 2:14 AM ETResearch Infinigence AI detailed PDD, a cross-cluster inference architecture whose RelayDecode layer hides network latency, cutting P90 time-to-first-token 46% and cost 37.5%. 量子位 ↗
Jul 30, 1:42 AM ETOpen Source Ollama announced work with Intel to enable open-weight models on Intel Core Ultra Series 3 processors for local inference. X @ollama ↗
Jul 30, 1:30 AM ETAgents Tencent's WorkBuddy added human-AI dual writing, letting users and the agent co-edit Word, Excel, PPT and Markdown files in place across devices. 量子位 ↗
Jul 30, 12:00 AM ETResearch Kernel Forge, an open-source agent harness pairing LLMs with Monte Carlo tree search, reported up to 2.83x CUDA kernel speedups within 50 optimization iterations. arXiv ↗
Jul 29, 11:00 PM ETModels Artificial Analysis benchmarked Agnes 2.5 Pro Alpha at 39 on its Intelligence Index and 58.8 on coding, ahead of similarly priced DeepSeek V4 Flash at 56.2. X @ArtificialAnlys ↗
Jul 29, 10:33 PM ETResearch Tencent Hunyuan said its model made progress on a 1969 bound capping how much faster a finite integer set's sumset can grow than its difference set. X @TencentHunyuan ↗
Jul 29, 8:21 PM ETIndustry On its earnings call Satya Nadella pitched Microsoft's MAI models to enterprises, touting MAI Cyber One Flash as beating Anthropic's Mythos at half the cost. TechCrunch ↗
Jul 29, 8:10 PM ETAIGC Deemos made Hyper3D Rodin's 8K texture generation free on all plans, saying it is faster than the 12K beta previously limited to Business users. X @DeemosTech ↗
Jul 29, 7:00 PM ETAgents Mark Zuckerberg predicted that within five years billions of people will each run personal AI agents, framing them as Meta's next mass computing platform. TechCrunch ↗
Jul 29, 6:01 PM ETAIGC Google's Gemini app detailed four Omni-powered video editing controls: instructions read from a reference video, style transfer, relighting, and background replacement. X @GeminiApp ↗
Jul 29, 5:07 PM ETIndustry Thinking Machines co-founder Lilian Weng departed citing health reasons and has since joined OpenAI, the company she previously led safety research at. TechCrunch ↗
Jul 29, 4:30 PM ETOpen Source MiniMax and Fireworks AI open-sourced the attention kernels behind fast M3 inference, publishing both the MiniMax MSA and Fireworks kernel repositories. X @MiniMax_AI ↗
Jul 29, 3:09 PM ETAIGC Recraft began testing a design agent inside Recraft Studio that turns a product description into a consistent asset set—logo, palette, icons and more. X @recraftai ↗
Jul 29, 2:45 PM ETResearch In Vending-Bench testing, Claude Opus 5 ran a simulated vending machine business with tactics researchers described as ruthless profit maximization. TechCrunch ↗
Jul 29, 2:22 PM ETAgents Cursor shipped an iPad app and added an inbox plus full pull-request review with comments, checks and approvals on iPhone and iPad. X @cursor_ai ↗
Jul 29, 2:09 PM ETModels Artificial Analysis says xAI's Grok Voice Think Fast 2.0 High tops its Tau Voice agentic benchmark at 56.5%, but costs $4.80 per input audio hour. X @ArtificialAnlys ↗
Jul 29, 1:28 PM ETAgents VS Code's new release previews subagent progress in the Agents window, adds built-in dictation across chat, editors and terminal, and a hybrid Markdown editor. X @code ↗
Jul 29, 12:55 PM ETAIGC HeyGen launched Video Podcast, turning any document, link, or idea into a two-host video show with studio scenes, multi-camera cuts, and B-roll. X @HeyGen ↗
Jul 29, 12:00 PM ETSafety BAAI and Peking University tested 11 commercial large models and found all of them able to produce split synthesis routes that evade biosecurity screening. InfoQ 中文 ↗
Jul 29, 10:41 AM ETFunding Encore AI raised $30 million to build customer-facing AI agents that continuously learn from recorded sales and support calls. TechCrunch ↗
Jul 29, 10:30 AM ETResearch Sakana AI and NYU released Dream-Cubed, a controllable generative world model for Minecraft trained on billions of cubic-meter blocks of gameplay data. X @SakanaAILabs ↗
Jul 29, 9:51 AM ETOpen Source Unsloth shrank Kimi K3 from 1.56TB to 594GB with 1-bit quantization, retaining about 78.9% accuracy and running on a 128GB Mac Studio. X @UnslothAI ↗
Jul 29, 8:43 AM ETOpen Source Tencent Hunyuan open-sourced AngelSpec, an end-to-end speculative decoding framework for training and deployment, reporting 1.98–2.40x end-to-end speedups on Hy3-A21B. X @TencentHunyuan ↗

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