Model comparison
Seed 2.0 Pro vs Muse Spark
Muse Spark is the stronger model overall, scoring 50.6 to 43.2 on the Noometry Index.
Last verified . 17 shared benchmarks.
ByteDance Seed
MetaSummary
- They share 17 benchmarks with published results for both. Seed 2.0 Pro scores higher in 0 categories and Muse Spark in 9 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Muse Spark leads 65.7 to 40.2.
Side by side
| Seed 2.0 Pro | Muse Spark | |
|---|---|---|
| Provider | ByteDance Seed | Meta |
| Noometry Index | 43.2 | 50.6 |
| Released | 2026-02-14 | 2026-04-08 |
| Weights | Proprietary | Proprietary |
| Context window | 256K | — |
| Max output | 128K | — |
| Input $ / M tokens | $0.50 | — |
| Output $ / M tokens | $3 | — |
| Results tracked | 20 | 27 |
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Category by category
Coding Muse Spark leads
Seed 2.0 Pro: 43.5 (#86), Muse Spark: 46.2 (#69)
| Benchmark | Seed 2.0 Pro | Muse Spark |
|---|---|---|
| LMArena Coding | 1472 | 1481 |
| SciCode | — | 51.5% |
Reasoning Muse Spark leads
Seed 2.0 Pro: 24.1 (#165), Muse Spark: 35.9 (#67)
| Benchmark | Seed 2.0 Pro | Muse Spark |
|---|---|---|
| LMArena Hard Prompts | 1453 | 1474 |
| NYT Connections (extended) | 28.4% | — |
| CritPt | — | 11.3% |
| Thematic Generalization | 57.1% | — |
| Epoch Capabilities Index | — | 152.04 |
Math Muse Spark leads
Seed 2.0 Pro: 39.3 (#108), Muse Spark: 47.8 (#66)
| Benchmark | Seed 2.0 Pro | Muse Spark |
|---|---|---|
| LMArena Math | 1439 | 1455 |
| OTIS Mock AIME 2024-2025 | — | 88.9% |
| ProofBench | — | 17% |
| FrontierMath (Feb 2025 set) | — | 39% |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge Muse Spark leads
Seed 2.0 Pro: 40.2 (#122), Muse Spark: 65.7 (#13)
| Benchmark | Seed 2.0 Pro | Muse Spark |
|---|---|---|
| LMArena Expert | 1440 | 1457 |
| GPQA Diamond | — | 89.8% |
| Humanity's Last Exam | — | 40.6% |
Multimodal Muse Spark leads
Seed 2.0 Pro: 41.5 (#35), Muse Spark: 43.4 (#24)
| Benchmark | Seed 2.0 Pro | Muse Spark |
|---|---|---|
| LMArena Vision | 1274 | 1306 |
| LMArena Document | — | 1444 |
Multilingual Muse Spark leads
Seed 2.0 Pro: 54.5 (#39), Muse Spark: 56.1 (#24)
| Benchmark | Seed 2.0 Pro | Muse Spark |
|---|---|---|
| LMArena Non-English | 1441 | 1464 |
| LMArena Chinese | 1489 | 1509 |
| LMArena French | 1471 | 1497 |
| LMArena German | 1442 | 1497 |
| LMArena Korean | 1411 | 1459 |
| LMArena Russian | 1449 | 1466 |
| LMArena Spanish | 1460 | 1472 |
| LMArena Japanese | 1408 | — |
Instruction Following Muse Spark leads
Seed 2.0 Pro: 74.5 (#91), Muse Spark: 75.9 (#51)
| Benchmark | Seed 2.0 Pro | Muse Spark |
|---|---|---|
| LMArena Instruction Following | 1414 | 1442 |
Long Context Too close to call
Seed 2.0 Pro: 43.6 (#90), Muse Spark: 44.4 (#69)
| Benchmark | Seed 2.0 Pro | Muse Spark |
|---|---|---|
| LMArena Longer Query | 1428 | 1451 |
Writing & Preference Muse Spark leads
Seed 2.0 Pro: 62.9 (#69), Muse Spark: 66.0 (#39)
| Benchmark | Seed 2.0 Pro | Muse Spark |
|---|---|---|
| LMArena Text | 1448 | 1474 |
| LMArena Creative Writing | 1406 | 1459 |
| LMArena Multi-Turn | 1441 | 1477 |
Frequently asked questions
Is Seed 2.0 Pro better than Muse Spark?
Muse Spark is the stronger model overall, scoring 50.6 to 43.2 on the Noometry Index.
Is Seed 2.0 Pro or Muse Spark better for coding?
Muse Spark scores higher on coding benchmarks: 46.2 versus 43.5 in the Noometry coding category.
How many benchmarks do Seed 2.0 Pro and Muse Spark share?
17 benchmarks have published results for both models. Seed 2.0 Pro has 20 scored results on Noometry and Muse Spark has 27.