Gemini 3.8 Flash vs Muse Spark 1.2
Gemini 3.8 Flash 
Muse Spark 1.2 Verdict
- Gemini 3.8 Flash (medium) and Muse Spark 1.2 are level on quality (63.5 vs 62.6).
- Gemini 3.8 Flash (medium) is stronger in composite, knowledge, long context, multimodal.
- Muse Spark 1.2 is stronger in coding, maths, reasoning.
- Gemini 3.8 Flash (medium) is 1.3× cheaper ($1.50 vs $2.00 per 1M blended).
| Metric | Gemini 3.8 Flash (medium) | Muse Spark 1.2 |
|---|---|---|
| BenchLeader Index | 63.5 | 62.6 |
| Coding score | 63.6 | 66.5 |
| Composite score | 79.4 | 79.1 |
| Knowledge score | 77.6 | 76.9 |
| Long context score | 68.7 | 66.0 |
| Multimodal score | 68.9 | – |
| Maths score | – | 54.3 |
| Reasoning score | – | 70.2 |
| Blended price $/M | $1.50 | $2.00 |
| Output speed | 273 tok/s | 219 tok/s |
| Time to first answer | 13.8 s | 23.7 s |
| Context window | 1M | 1.0M |
| SimpleBench | – | 74.5% |
| SciCode | 54.4% | – |
| ProofBench | – | 43.0% |
| Epoch Capabilities Index | – | 155.5 |
| AA Intelligence Index | 40 | 39.8 |
| AA-LCR | 84.0% | 79.0% |
| MMMU-Pro | 84.2% | – |
| AA-Omniscience | 28.6 | 27.2 |
| GPQA Diamond (AA) | 93.5% | 90.4% |
| Humanity's Last Exam (AA) | 42.1% | 45.5% |
| SciCode (AA) | 55.1% | 57.4% |
| IOI | – | 49.5% |
Data as of 2026-09-09. Best configuration of each model; every score links to its source on the model pages.