Techmeme
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OpenAI says it found widespread task issues in SWE-Bench Pro, estimates ~30% of tasks are broken, and retracts its earlier recommendation to adopt the benchmark (OpenAI)
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Meta announces its first data center in Canada, a 1GW facility in Alberta that will cost the company about $9B and take two to three years to construct (Jonathan Vanian/CNBC)
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Grok 4.5 is available in Grok Build, in Cursor, and from the SpaceXAI console, but not in the EU; it costs $2 per 1M input tokens and $6 per 1M output tokens (Axios)
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SpaceXAI launches Grok 4.5, its first model built in partnership with Cursor, designed to "handle difficult, long-running" legal, finance, and coding tasks (Carmen Arroyo/Bloomberg)
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OpenAI rolls out two versions of GPT-Live: GPT-Live-1, powering ChatGPT Voice for Go, Plus, and Pro users, and GPT-Live-1 mini, the default for free users (Sabrina Ortiz/The Deep View)
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OpenAI launches GPT-Live, a new generation of voice models built on a full-duplex architecture, meaning they can listen and speak at the same time (OpenAI)
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Prime Intellect, which helps companies build their own AI agents by offering computing power and specialized tools, raised a $130M Series A at a $1B valuation (Marina Temkin/TechCrunch)
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Arkenstone Defense, which is building software to handle back-office work for defense tech startups, emerges from stealth with a $35M seed led by J2 Ventures (Barratt Dewey/Tectonic Defense)
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China's Nexchip Semiconductor says it aims to raise around $890.37M in its Hong Kong share sale by offering 216.2M shares at ~$4.12/share, the top of its range (Rajasik Mukherjee/Reuters)
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Israeli startup Alta, which develops an AI agent platform for marketing, sales, and business development teams, raised a $25M Series A led by IN Venture (Meir Orbach/CTech)
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GM-backed Chinese autonomous driving company Momenta saw a muted trading debut in its Hong Kong IPO, up 2.8% to value the company at ~$9B, after raising $751M (Jiahui Huang/Wall Street Journal)
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Sources: China plans to let some of its biggest AI companies buy a small number of Nvidia's H200 chips to offset a domestic computing shortage in recent months (Qianer Liu/The Information)
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Mistral launches Robostral Navigate, a hardware-agnostic robotics navigation model trained via simulation that uses a single camera and basic language prompts (Benoit Berthelot/Bloomberg)
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Crypto VC firm Paradigm raised $1.2B, its fourth fund, to invest in areas outside of crypto, like AI and robotics; Paradigm had $11.9B in AUM at the end of 2025 (Rebecca Torrence/Bloomberg)
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Nvidia lost ~$1T in market value in less than two months, dropping 16% from its May all-time-high, trading at 18x forward earnings, its lowest level since 2019 (Bloomberg)