Gemini 4 Carbon vs Muse Wonder
Gemini 4 Carbon leads Muse Wonder on coding, 86.6 to 71.8 on the Vibe Coding Index, and Gemini 4 Carbon costs 2.0x less per output token ($10.00 vs $20.00 per million). Updated November 14, 2026; 48 benchmarks have a result for both.
Gemini 4 Carbon or Muse Wonder: which to pick
Pick Gemini 4 Carbon for coding: it scores 86.6 on the Vibe Coding Index against 71.8 for Muse Wonder.
Pick Muse Wonder for work measured by Design Arena: spreadsheets or Harvey's Legal Agent Benchmark (Vals AI), where it leads.
- Shared results
- 48
- Gemini 4 Carbon only
- 25
- Muse Wonder only
- 32
- Like-for-like categories
- 8 of 9
Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.
Which one for your work
Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.
Coding
Vibe Coding Index, six public coding benchmarks
Gemini 4 Carbon
Gemini 4 Carbon scores 86.6 against 71.8.
4 and 3 benchmarks behind the scores
Intelligence
AA Intelligence Index
Gemini 4 Carbon
Gemini 4 Carbon leads, 60.0 against 43.6.
Same board, both measured
Web design
Design Arena: websites
Muse Wonder
Muse Wonder leads, 1378 against 1319.
Same board, both measured
General
Vals Index
Gemini 4 Carbon
Gemini 4 Carbon leads, 70.5% against 64.9%.
Same board, both measured
Long documents
Listed context window
No call
Both take 1.05M tokens.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Gemini 4 Carbon
Gemini 4 Carbon $0.0070, Muse Wonder $0.014 per turn.
List prices
At a glance
- Coding index
- Gemini 4 Carbon 86.6 from 4 benchmarks, Muse Wonder 71.8 from 3 benchmarks.
- Widest category
- Math, 21.0 points apart on average over 2 shared benchmarks.
- Widest single gap
- Vending-Bench 2: Gemini 4 Carbon $16,484 against Muse Wonder $9,432, 41.0 points apart on a 0 to 100 scale.
- Output price
- Gemini 4 Carbon $10.00 against Muse Wonder $20.00 per million output tokens, 2.0x apart.
- Context window
- Both take 1.05M tokens.
Benchmark by benchmark
First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.
| Category | Gemini 4 Carbon | Bars | Muse Wonder | Ties |
|---|---|---|---|---|
| Coding | 10 | 0 | ||
| Intelligence | 2 | 0 | ||
| Agentic work | 3 | 2 | ||
| Reasoning | 5 | 0 | ||
| Math | 2 | 0 | ||
| Knowledge | 5 | 0 | ||
| Web design | 1 | 4 | ||
| General | 12 | 2 | ||
| All shared boards | 40 | 8 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index100
| Benchmark | Gemini 4 Carbon | Muse Wonder | Leader |
|---|---|---|---|
| LiveBench coding | 91.0% | Not measured | Only Gemini 4 Carbon measured |
| LMArena WebDev | 1768 | 1647 | Gemini 4 Carbon |
| Terminal-Bench 4 (Vals AI) | 63.1% | 49.5% | Gemini 4 Carbon |
| Vibe Code Bench (Vals AI) | 89.1% | 83.1% | Gemini 4 Carbon |
| Code migration (Vals AI) | Not measured | 62.5% | Only Muse Wonder measured |
| IOI (Vals AI) | Not measured | 66.9% | Only Muse Wonder measured |
| SWE-bench Multimodal (Vals AI) | Not measured | 45.6% | Only Muse Wonder measured |
| Vibe Code Bench 1-100 (Vals AI) | Not measured | 26.6% | Only Muse Wonder measured |
| CyberBench (Vals AI) | Not measured | 80.4% | Only Muse Wonder measured |
| SciCode | Not measured | 60.3% | Only Muse Wonder measured |
| Terminal-Bench 4.0 (Artificial Analysis run) | 65.2% | 52.0% | Gemini 4 Carbon |
| FrontierCode 2.0 | 40.6% | 27.9% | Gemini 4 Carbon |
| FrontierSWE | 61.2% | Not measured | Only Gemini 4 Carbon measured |
| ALE-Bench | 2374.7 | Not measured | Only Gemini 4 Carbon measured |
| LMArena Text: coding | 1564 | 1516 | Gemini 4 Carbon |
| LMArena Text: software and IT | 1552 | 1520 | Gemini 4 Carbon |
| LMArena WebDev: React | 1792 | 1650 | Gemini 4 Carbon |
| LMArena WebDev: HTML | 1770 | 1661 | Gemini 4 Carbon |
| GameBench 2 | Not measured | 77.8 | Only Muse Wonder measured |
| Terminal-Bench 4.0 | Not measured | 47.0% | Only Muse Wonder measured |
| CursorBench 4.0 | 60.4% | 50.4% | Gemini 4 Carbon |
| ProgramBench | Not measured | 5.5% | Only Muse Wonder measured |
| Neither model has a result on the other 30 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
| Benchmark | Gemini 4 Carbon | Muse Wonder | Leader |
|---|---|---|---|
| AA Intelligence Index | 60.0 | 43.6 | Gemini 4 Carbon |
| Epoch Capabilities Index | 169.8 | 161.7 | Gemini 4 Carbon |
Agentic workLike-for-likePublic boards, shown as published, kept out of the index32
| Benchmark | Gemini 4 Carbon | Muse Wonder | Leader |
|---|---|---|---|
| Design Arena: agents building mobile apps | 1284 | Not measured | Only Gemini 4 Carbon measured |
| Design Arena: HTML slides | Not measured | 1127 | Only Muse Wonder measured |
| Design Arena: PowerPoint slides | Not measured | 1029 | Only Muse Wonder measured |
| Design Arena: spreadsheets | 1224 | 1248 | Muse Wonder |
| LiveBench research | 92.5% | Not measured | Only Gemini 4 Carbon measured |
| LiveBench browser | 80.0% | Not measured | Only Gemini 4 Carbon measured |
| LiveBench long agentic | 72.7% | Not measured | Only Gemini 4 Carbon measured |
| Finance Agent (Vals AI) | Not measured | 56.6% | Only Muse Wonder measured |
| Tax Agent Bench (Vals AI) | 51.8% | 36.3% | Gemini 4 Carbon |
| Legal Research Bench (Vals AI) | 55.8% | 50.5% | Gemini 4 Carbon |
| Harvey's Legal Agent Benchmark (Vals AI) | 17.5% | 23.8% | Muse Wonder |
| Excel Modeling Benchmark (Vals AI) | Not measured | 67.1% | Only Muse Wonder measured |
| BioMysteryBench (Vals AI) | Not measured | 67.0% | Only Muse Wonder measured |
| Terminal-Bench-Science (Vals AI) | Not measured | 22.9% | Only Muse Wonder measured |
| Vals Science Index | Not measured | 39.1% | Only Muse Wonder measured |
| CUA-bench (Vals AI) | Not measured | 7.2% | Only Muse Wonder measured |
| APEX-Agents | 84.2% | Not measured | Only Gemini 4 Carbon measured |
| PostTrainBench | Not measured | 24.2% | Only Muse Wonder measured |
| Vending-Bench 2 | $16,484 | $9,432 | Gemini 4 Carbon |
| Neither model has a result on the other 25 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index50
| Benchmark | Gemini 4 Carbon | Muse Wonder | Leader |
|---|---|---|---|
| LiveBench reasoning | 90.6% | Not measured | Only Gemini 4 Carbon measured |
| MysteryMechanism (Vals AI) | Not measured | 27.5% | Only Muse Wonder measured |
| Humanity's Last Exam (Artificial Analysis run) | Not measured | 50.1% | Only Muse Wonder measured |
| HLE-Diamond (Artificial Analysis run) | 69.1% | 39.0% | Gemini 4 Carbon |
| CritPt v2, hard subset (Artificial Analysis run) | 69.0% | 51.0% | Gemini 4 Carbon |
| GPQA Diamond (Epoch AI run) | 96.5% | Not measured | Only Gemini 4 Carbon measured |
| ARC-AGI | 98.5% | Not measured | Only Gemini 4 Carbon measured |
| ARC-AGI-2 | 94.2% | Not measured | Only Gemini 4 Carbon measured |
| SimpleBench | 92.6% | Not measured | Only Gemini 4 Carbon measured |
| Chess puzzles | 78.0% | Not measured | Only Gemini 4 Carbon measured |
| Mystery game puzzles | 73.0% | Not measured | Only Gemini 4 Carbon measured |
| EBR-bench | 87.6% | Not measured | Only Gemini 4 Carbon measured |
| LMArena Text: hard prompts | 1551 | 1514 | Gemini 4 Carbon |
| LMArena Text: expert | 1582 | 1514 | Gemini 4 Carbon |
| LMArena Text: hard prompts in English | 1545 | 1519 | Gemini 4 Carbon |
| Neither model has a result on the other 11 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index20
| Benchmark | Gemini 4 Carbon | Muse Wonder | Leader |
|---|---|---|---|
| OTIS Mock AIME | 100.0% | Not measured | Only Gemini 4 Carbon measured |
| FrontierMath, tiers 1 to 3 | 90.5% | Not measured | Only Gemini 4 Carbon measured |
| FrontierMath, tier 4 | 95.1% | Not measured | Only Gemini 4 Carbon measured |
| ProofBench | Not measured | 84.0% | Only Muse Wonder measured |
| LMArena Text: math | Not measured | 1478 | Only Muse Wonder measured |
| LMArena Text: mathematical work | 1538 | 1490 | Gemini 4 Carbon |
| MathArena | 85.4% | 51.3% | Gemini 4 Carbon |
| Neither model has a result on the other 7 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index50
| Benchmark | Gemini 4 Carbon | Muse Wonder | Leader |
|---|---|---|---|
| AA-Omniscience | 53.5 | 25.1 | Gemini 4 Carbon |
| SimpleQA Verified | 77.7% | Not measured | Only Gemini 4 Carbon measured |
| LMArena Text: science | 1535 | 1511 | Gemini 4 Carbon |
| LMArena Text: medicine and healthcare | 1525 | 1506 | Gemini 4 Carbon |
| LMArena Text: legal and government | 1542 | 1520 | Gemini 4 Carbon |
| LMArena Text: business and finance | 1520 | 1490 | Gemini 4 Carbon |
| FACTS Benchmark Suite | 78.4% | Not measured | Only Gemini 4 Carbon measured |
| PRBench Legal | 53.3% | Not measured | Only Gemini 4 Carbon measured |
| Neither model has a result on the other 13 boards here | |||
Web designLike-for-likePublic boards, shown as published, kept out of the index14
| Benchmark | Gemini 4 Carbon | Muse Wonder | Leader |
|---|---|---|---|
| Design Arena: websites | 1319 | 1378 | Muse Wonder |
| Design Arena: UI components | 1357 | 1365 | Muse Wonder |
| Design Arena: game dev | 1326 | 1414 | Muse Wonder |
| Design Arena: data viz | Not measured | 1289 | Only Muse Wonder measured |
| Design Arena: 3D | 1434 | 1431 | Gemini 4 Carbon |
| Design Arena: all code categories | 1348 | 1392 | Muse Wonder |
| LiveBench design | 80.2% | Not measured | Only Gemini 4 Carbon measured |
| Neither model has a result on the other 2 boards here | |||
GeneralLike-for-likePublic boards, shown as published, kept out of the index122
| Benchmark | Gemini 4 Carbon | Muse Wonder | Leader |
|---|---|---|---|
| Vals Index | 70.5% | 64.9% | Gemini 4 Carbon |
| LiveBench data analysis | 86.5% | Not measured | Only Gemini 4 Carbon measured |
| Public Benefits Bench (Vals AI) | Not measured | 70.2% | Only Muse Wonder measured |
| Long context reasoning (AA-LCR) | 79.3% | 80.7% | Muse Wonder |
| GDPval-AA | 1733 | 1770 | Muse Wonder |
| DTBench | Not measured | 95.2% | Only Muse Wonder measured |
| LMCA | Not measured | 56.8% | Only Muse Wonder measured |
| Furniture assembly | 77.5% | Not measured | Only Gemini 4 Carbon measured |
| LMArena Text | 1538 | 1503 | Gemini 4 Carbon |
| LMArena Text: instruction following | 1539 | 1494 | Gemini 4 Carbon |
| LMArena Text: creative writing | 1533 | 1493 | Gemini 4 Carbon |
| LMArena Text: English | 1530 | 1509 | Gemini 4 Carbon |
| LMArena Text: non-English | 1534 | 1491 | Gemini 4 Carbon |
| LMArena Text: Chinese | 1613 | 1536 | Gemini 4 Carbon |
| LMArena Text: Japanese | Not measured | 1519 | Only Muse Wonder measured |
| LMArena Text: Korean | Not measured | 1476 | Only Muse Wonder measured |
| LMArena Text: French | Not measured | 1512 | Only Muse Wonder measured |
| LMArena Text: Spanish | Not measured | 1477 | Only Muse Wonder measured |
| LMArena Text: Russian | 1560 | 1514 | Gemini 4 Carbon |
| LMArena Text: Polish | Not measured | 1537 | Only Muse Wonder measured |
| LMArena Text: multi-turn | 1569 | 1514 | Gemini 4 Carbon |
| LMArena Text: longer queries | 1549 | 1497 | Gemini 4 Carbon |
| LMArena Text: writing and language | 1542 | 1496 | Gemini 4 Carbon |
| LMArena Text: entertainment and media | 1527 | 1485 | Gemini 4 Carbon |
| EQ-Bench 4 | Not measured | 1325 | Only Muse Wonder measured |
| Neither model has a result on the other 24 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Gemini 4 Carbon | Muse Wonder | Leader |
|---|---|---|---|
| Neither model has a result on 5 boards here | |||
What each workload costs
Three fixed token mixes at each model's listed price, so per-token rates become a bill.
Chat turn
1K input + 500 output tokens
Gemini 4 Carbon costs less
Repository review
50K input + 3K output tokens
Gemini 4 Carbon costs less
Agent loop
200K input + 10K output tokens
Gemini 4 Carbon costs less
Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.
Specification differences
The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.
| Specification | Google Gemini 4 Carbon | Meta Muse Wonder |
|---|---|---|
| Maker | Meta | |
| Weights | No public weights listed | No public weights listed |
| Released | November 10, 2026 | October 12, 2026 |
| Context window | 1.05M | 1.05M |
| Input $/Mtok | $2.00 | $4.00 |
| Output $/Mtok | $10.00 | $20.00 |
| Coding index | 86.6 | 71.8 |
| Independent measurements behind it | 4 | 3 |
| Cost per solved task | Not computable | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Gemini 4 Carbon better than Muse Wonder for coding?
Pick Gemini 4 Carbon for coding: it scores 86.6 on the Vibe Coding Index against 71.8 for Muse Wonder. Pick Muse Wonder for work measured by Design Arena: spreadsheets or Harvey's Legal Agent Benchmark (Vals AI), where it leads.
Which is cheaper, Gemini 4 Carbon or Muse Wonder?
Gemini 4 Carbon costs $2.00 per million input tokens and $10.00 per million output tokens; Muse Wonder costs $4.00 and $20.00. Cost per solved task is known for neither of them.
Which has the bigger context window, Gemini 4 Carbon or Muse Wonder?
Neither: both take 1.05M tokens.
How many benchmarks is the Gemini 4 Carbon vs Muse Wonder comparison based on?
48 benchmarks have a result for both models as of November 14, 2026. Gemini 4 Carbon's coding index rests on 4 independent benchmarks and Muse Wonder's on 3. Where only one model has a result, the page says so instead of naming a winner.