Spark X2.5
#120 in Frontier-SpraakmodelleIflytek · siet 2026-09-07 · 2× · tolest 27. Okt. 2026
18
Momentum
Spark X2.5 is a large language model from iFLYTEK, officially released on September 7, 2026. It uses a Mixture-of-Experts architecture with 293B parameters (30B activated) and, according to sources, supports a 256K context window; it is offered via API on iFLYTEK's MaaS platform. The sources found do not publish cloud-model benchmark values. Note: the open-weight edge models Spark-X2.5-4B and -1.7B (Apache-2.0, 1M context) are separate variants and not included here.
Momentum-Verloop
30.07.28.10.
Features
| Context Window (Tokens) | 256K (256,000 tokens) |
| Multimodality | Text only (input and output) |
| Platform | Hosted API via iFLYTEK MaaS platform (maas.xfyun.cn) |
| Price per 1M Tokens | Input CNY 1.6, cache hit CNY 0.24, output CNY 6 (at launch) |
| Release Date | September 7, 2026 |