Across 25 shared benchmarks, DeepSeek-V4-Flash scores higher on 1 and Muse Spark 1.3 on 24. The widest gap is OmniScience Non-Hallucination, where Muse Spark 1.3 scores 68.5 against 15.6. DeepSeek-V4-Flash is the cheaper of the two on tracked API pricing ($0.44 against $1.25 per million input tokens).
Best tracked score per model per benchmark (default configuration; source-attributed). ↓ marks lower-is-better metrics. Open either model for its full surface, provenance and pricing. Quoted rates are the price-setter row we currently track for each model — its direct or vendor-official listing where one exists (deepseek-official, meta-official), otherwise the lowest tracked offer.