[SMM Flash] iFlytek Spark X2.6 Released: 293B-A30B, Million Tokens

Published: Oct 23, 2026 10:10 (GMT+8)

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iFLYTEK released Spark X2.6 at the 1024 Developer Festival on 10-22, claiming it was trained entirely on domestic computing power. The model is a 293B-A30B MoE supporting a context window of one million tokens, and the X2.6-4B on-device model was open-sourced at the same time. The Feixing-2 cluster with 10,000 cards took 4.5 months to train a 2,000B-scale model, reduced to 1.2 months; inference efficiency improved by 4.5x, and the KVCache hit rate rose from 63% to 95.7%.

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