Muse Spark 1.1 vs o3
Muse Spark 1.1 
o3 Verdict
- Muse Spark 1.1 leads on quality: 65.0 vs 60.4.
- Muse Spark 1.1 is stronger in coding, composite, human preference, instruction following, knowledge, long context, maths, multimodal, reasoning.
- o3 is stronger in agents & tools.
- Muse Spark 1.1 is 1.8× cheaper ($2.00 vs $3.50 per 1M blended).
- Muse Spark 1.1 streams 1.9× faster (194 vs 101 tokens per second).
| Metric | Muse Spark 1.1 | o3 |
|---|---|---|
| BenchLeader Index | 65.0 | 60.4 |
| Agents & tools score | 62.7 | 70.3 |
| Coding score | 68.1 | 62.0 |
| Composite score | 72.3 | 54.5 |
| Human preference score | 66.3 | 62.4 |
| Instruction following score | 77.8 | 69.8 |
| Knowledge score | 73.2 | 57.9 |
| Long context score | 65.4 | 63.8 |
| Maths score | 52.2 | – |
| Multimodal score | 65.0 | 57.9 |
| Reasoning score | 69.2 | 61.6 |
| Blended price $/M | $2.00 | $3.50 |
| Output speed | 194 tok/s | 101 tok/s |
| Time to first answer | 2.6 s | 7.7 s |
| Context window | 1.0M | 200k |
| SimpleQA Verified | 57.8% | – |
| SciCode | 58.2% | – |
| APEX-Agents | 41.9% | – |
| ProofBench | 39.0% | – |
| Epoch Capabilities Index | 154.6 | 146.9 |
| LMArena Text | 1492 | 1431 |
| LMArena Hard Prompts | 1511 | 1441 |
| LMArena Coding | 1531 | 1460 |
| LMArena WebDev | 1541 | – |
| LMArena Vision | 1293 | 1214 |
| LMArena Agent | -2.6 | – |
| AA Intelligence Index | 34.3 | 20.2 |
| IFBench | – | 71.4% |
| AA-LCR | 77.7% | 74.7% |
| MMMU-Pro | – | 70.1% |
| AA-Omniscience | 28.1 | -15.6 |
| Terminal-Bench Hard | – | 37.1% |
| GPQA Diamond (AA) | 89.8% | 82.7% |
| Humanity's Last Exam (AA) | 46.2% | 20.1% |
| SciCode (AA) | 58.8% | – |
| τ²-Bench Telecom (AA) | – | 80.7% |
| SWE-Bench Pro | 61.5% | – |
| MCP Atlas | 88.1% | – |
| MultiChallenge | 75.3% | – |
| PRBench Finance | 55.0% | 47.7% |
| PRBench Legal | 57.0% | 48.6% |
| MultiNRC | 65.6% | – |
| EQ-Bench 4 | 1260 | – |
| MMMU (validation) | – | 82.9% |
| MMMU-Pro (official) | – | 76.4% |
| Kagi LLM Benchmark | – | 67.6% |
| Aider Polyglot | – | 81.3% |
| SWE-bench Verified (bash only) | – | 58.4% |
| SWE-bench Verified (any scaffold) | – | 58.4% |
| BFCL Overall | – | 63.0% |
Data as of 2026-09-10. Best configuration of each model; every score links to its source on the model pages.
Muse Spark 1.1 vs o3: questions
- Is Muse Spark 1.1 better than o3?
- Muse Spark 1.1 leads on quality: 65.0 vs 60.4. The BenchLeader Index combines every independent quality benchmark; Muse Spark 1.1 is ahead overall as of 2026-09-10, but check the category scores for your use.
- Is Muse Spark 1.1 better than o3 for coding?
- Muse Spark 1.1 scores higher in coding (68 vs 62 on the category index, where 50 is average).
- Is Muse Spark 1.1 better than o3 for agentic tasks?
- o3 scores higher in agentic tasks (70 vs 63 on the category index, where 50 is average).
- Which is cheaper, Muse Spark 1.1 or o3?
- Muse Spark 1.1 is cheaper: $2.00 against $3.50 per million tokens, blended at three input tokens per output token.
- Which is faster, Muse Spark 1.1 or o3?
- Muse Spark 1.1 streams faster: 194 against 101 output tokens per second.
- Which has the larger context window?
- Muse Spark 1.1 accepts more context: 1.0M against 200k tokens.