On September 1, ZiyuanSpark, a wholly-owned subsidiary of iFLYTEK, officially launched and open-sourced two large end side models, the Spark X2.5-4B and the Spark X2.5-1.7B. Starfire X2.5-4B and 1.7B natively support up to 1 million token context windows.

On September 1, ZiyuanSpark, a wholly-owned subsidiary of iFLYTEK, officially launched and open-sourced two large end side models, the Spark X2.5-4B and the Spark X2.5-1.7B. Starfire X2.5-4B and 1.7B natively support up to 1 million token context windows.