Claude Haiku 5.5 is here, with Anthropic calling it the "cheapest, fastest, and most capable small model" it's ever released. Massive jumps over both its predecessor, and it beats OpenAI's comparable GPT-6 Luna across a variety of benchmarks. Pricing starts at $0.10 per million
@therundownai
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AI news roundup: OpenAI papers, Mistral Le Chonk, GPT-6 Astra
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Top stories in AI today: – OpenAI’s math explosion continues with 700+ papers
– Mistral's 'Le Chonk' joins the West’s open-modelsurge
– Let OpenAI’s GPT-6 Astra compare websites for you
– Brett Adcock's Hark launches a proactive AI assistant -
OpenAI releases 722 math papers from internal model
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The AI math avalanche continues. OpenAI just released 722 math papers from an unreleased internal model, which it says solve or advance hundreds of open problems. The model was handed roughly 4,000 problems, averaging about three hours of ChatGPT Pro-level compute per result.
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NASA and IBM build open AI model to find lunar ice
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Some craters at the Moon's poles never see sunlight, and they've stayed cold enough to hold ice for billions of years.
— The Rundown AI (@TheRundownAI) 6 octobre 2026
NASA and IBM just built an open AI model to help find it: pic.twitter.com/VWMCh4iOpiSome craters at the Moon's poles never see sunlight, and they've stayed cold enough to hold ice for billions of years. NASA and IBM just built an open AI model to help find it:
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Hark Pro proactive personal AI assistant launches
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Figure AI founder Brett Adcock's Hark just launched Hark Pro, a proactive personal AI assistant.
— The Rundown AI (@TheRundownAI) 6 octobre 2026
The interface was led by the ex-Apple designer who unveiled the iPhone Air.
Free on web and mobile, with hardware coming in 2027:pic.twitter.com/w4w4x8kXdQFigure AI founder Brett Adcock's Hark just launched Hark Pro, a proactive personal AI assistant. The interface was led by the ex-Apple designer who unveiled the iPhone Air. Free on web and mobile, with hardware coming in 2027:
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Mistral launches 1T-parameter Large 4 open model
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The best model name in AI is here: Mistral's 1T- parameter Large 4, officially nicknamed "Le Chonk." Mistral says it's also the strongest open model in the West. A few numbers: – Real-world coding (DeepSWE): 61.7%, vs. 44.4% for Reflection's Beam release from yesterday
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Reflection launches Beam, first open-weight AI model
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A new U.S challenger has emerged in the open-weight AI ecosystem with Reflection's first model launch, Beam:
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OpenAI to watermark ChatGPT and Codex text in EU
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OpenAI said it will embed an invisible watermark in ChatGPT and Codex text across the EU within weeks, under the EU AI Act. "In our testing, watermarking hasn’t affected how capable or fast our models are, or how their responses read." OpenAI also said swapping out words with
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60 Minutes airs AI clone of its own reporter
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60 Minutes just put an AI clone of its own reporter on air.@runwayml built it to open Sunday's segment on whether AI will take over jobs, and went behind-the-scenes on how it was created: pic.twitter.com/wMRpcQV2C0
— The Rundown AI (@TheRundownAI) 5 octobre 202660 Minutes just put an AI clone of its own reporter on air. @runwayml built it to open Sunday's segment on whether AI will take over jobs, and went behind-the-scenes on how it was created:
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AI news roundup: OpenAI safety lead quits, model selection, Claude alignment
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Top stories in AI today: – OpenAI's safety report lead quits over 'broken' culture
– The Rundown Roundtable: Our AI use cases
– AI 101: How to decide between different models
– Anthropic seeks religious wisdom for raising Claude