0 vs 3 benchmarks won
DeepSeek DeepSeek-V4-Flash | Meta Muse Spark | |
|---|---|---|
| Overview | ||
| Company | DeepSeek | Meta |
| Release date | Apr 24 2026 | Apr 8 2026 |
| Model type | — | — |
| Open source | Yes | No |
| Specifications | ||
Parameters | — | — |
Context window | — | — |
| Benchmarks | ||
Science reasoning GPQA Diamond | 88.1% | 89.5% |
Software engineering SWE-Bench Verified | — | 77.4% |
Multimodal understanding MMMU | — | 80.4% |
| Timeline | ||
| Release gap | Muse Spark shipped 16 days before DeepSeek-V4-Flash | |
Muse Spark leads DeepSeek-V4-Flash on 3 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Muse Spark shipped 16 days before DeepSeek-V4-Flash, so benchmark comparisons should account for the intervening progress.
DeepSeek-V4-Flash is an open-source / open-weight model; Muse Spark is proprietary.
On GPQA Diamond, Muse Spark scores 89.5%, 1.4 points above DeepSeek-V4-Flash at 88.1%.