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TLDRocket 7 September 2026

AI’s day-to-day momentum is showing up less in flashy demos and more in the boring machinery: models you can ship, permissions you can trust, and software that plugs into real systems. IFM (MBZUAI’s Institute of Foundation Models) released K2 Horizon, a set of six Apache 2.0 open models ranging from 0.9B to 375B-A23B, trained on roughly 20 trillion tokens. The release also comes with a rare kind of accountability artifact: IFM says an audit of its own benchmark runs removed 24 trials across 10 tasks, nudging reported accuracy from 70.2% down to 66.9%. In other words, the paper trail is part of the product now.

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