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Ai2’s new small AI model outperforms similarly-sized models from Google, Meta


'Tis the week for small AI models, it seems. On Thursday, Ai2, the nonprofit AI research institute, released Olmo 2 1B, a 1-billion-parameter model that

There’s been a raft of small model launches over the past few days, from Microsoft’s Phi 4 reasoning family to Qwen’s 2.5 Omni 3B. On a benchmark measuring arithmetic reasoning, GSM8K, Olmo 2 1B scores better than Google’s Gemma 3 1B, Meta’s Llama 3.2 1B, and Alibaba’s Qwen 2.5 1.5B. Like all AI models, it can produce “problematic outputs” including harmful and “sensitive” content, the organization says, as well as factually inaccurate statements.

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