Weibo’s new open source AI model VibeThinker-1.5B outperforms DeepSeek-R1 on a $7,800 post-training budget

Another day in late 2025, another impressive achievement from a Chinese open source artificial intelligence company. The AI ​​arm of Chinese social networking company Weibo recently released the open source VibeThinker-1.5B. It is a 1.5 billion parameter large language model (LLM) that is a tweaked version of rival Chinese technology company Alibaba’s Qwen2.5-Math-1.5B. Now, researchers…

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Strategy’s share of Bitcoin government bonds drops to 60% as rivals grow

Michael Saylor’s strategy saw its dominance among corporate Bitcoin holders decline in October as purchases slowed and more companies added cryptocurrencies to their coffers. According to a report by BitcoinTreasuries.NET, the company still ranks as the largest Bitcoin (BTC) holder with 640,808 BTC as of October 31st, but its share of total corporate assets has…

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Understanding the nuances of human-like intelligence | Massachusetts Institute of Technology News

What can we learn about human intelligence by studying how machines “think”? If we can better understand the artificial intelligence systems that are becoming a more important part of our daily lives, can we better understand ourselves? These questions may be deeply philosophical, but for Philippe Isola, finding the answers is as much a calculation…

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Square now allows merchants to accept Bitcoin payments

Payment processor Square has launched a Bitcoin payment feature for merchants, allowing them to opt-in to accept Bitcoin at checkout through their point-of-sale system. Jack Dorsey, co-founder of Block, which owns Square, said in an X post on Monday that the new feature will allow merchants using Square to accept Bitcoin-to-Bitcoin, Bitcoin-to-fiat, fiat-to-Bitcoin, and fiat-to-fiat…

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Meta returns to open source AI with omnilingual ASR model that can natively transcribe over 1,600 languages

Meta has released a new multilingual automatic speech recognition (ASR) system that supports over 1,600 languages. This dwarfs OpenAI’s open source Whisper model, which only supports 99 languages. This architecture also allows developers to extend their support to thousands more. Through a feature called zero-shot in-context learning, users can provide several example audio-text pairs in…

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Everything you need to know about LLM metrics

In this article, learn how to evaluate large language models using practical metrics, reliable benchmarks, and repeatable workflows that balance quality, safety, and cost. Topics covered include: Automate and easily check text quality and similarity metrics. When to use benchmarks, human reviews, LLMs as judges, and verifiers. Safety/bias testing and process level (inference) evaluation. Let’s…

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