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Grok 4.7 vs Muse Spark 1.1

Muse Spark 1.1 leads Grok 4.7 on coding, 70.3 to 66.7 on the Vibe Coding Index, and Muse Spark 1.1 costs 1.4x less per output token ($4.25 vs $6.00 per million). Updated October 22, 2026; 68 benchmarks have a result for both.

Replace Grok 4.7 Replace Muse Spark 1.1
Grok 4.7xAI
Coding
66.7
Overall
66.6
Output $/M
$6.00
22
Muse Spark 1.1Meta
Coding
70.3
Overall
67.0
Output $/M
$4.25
46
vs boards won of 68 shared

Grok 4.7 or Muse Spark 1.1: which to pick

Pick Muse Spark 1.1 for coding: it scores 70.3 on the Vibe Coding Index against 66.7 for Grok 4.7, though on 3 benchmarks against 5.

Pick Grok 4.7 for work measured by LMArena WebDev or Vibe Code Bench (Vals AI), where it leads.

Model AGrok 4.7xAI66.7/1005 independent benchmarksNo cost per solved taskModel BMuse Spark 1.1Meta70.3/1003 independent benchmarks$0.43 per solved task
Shared results
68
Grok 4.7 only
31
Muse Spark 1.1 only
28
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.

At a glance

Coding index
Grok 4.7 66.7 from 5 benchmarks, Muse Spark 1.1 70.3 from 3 benchmarks.
Widest category
Agentic work, 14.5 points apart on average over 5 shared benchmarks.
Widest single gap
Vending-Bench 2: Grok 4.7 $10,537 against Muse Spark 1.1 $6,520, 25.1 points apart on a 0 to 100 scale.
Output price
Grok 4.7 $6.00 against Muse Spark 1.1 $4.25 per million output tokens, 1.4x apart.
Context window
Grok 4.7 takes 500K tokens, Muse Spark 1.1 1.05M.

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.

Boards won, where both have a result
CategoryGrok 4.7BarsMuse Spark 1.1Ties
Coding83
Intelligence20
Agentic work41
Reasoning25
Math03
Knowledge06
Web design24
General424
All shared boards2246
CodingLike-for-likeSix of these boards feed the Vibe Coding Index83
Coding benchmarks for Grok 4.7 and Muse Spark 1.1
BenchmarkGrok 4.7Muse Spark 1.1Leader
LiveBench coding84.5%Not measuredOnly Grok 4.7 measured
LMArena WebDev16371542Grok 4.7
AA Coding IndexNot measured71.3Only Muse Spark 1.1 measured
LiveCodeBench (Vals AI)Not measured85.9%Only Muse Spark 1.1 measured
SWE-bench Verified (Vals AI)Not measured82.0%Only Muse Spark 1.1 measured
Terminal-Bench 4 (Vals AI)28.8%Not measuredOnly Grok 4.7 measured
Vibe Code Bench (Vals AI)86.2%72.2%Grok 4.7
Code migration (Vals AI)44.8%31.1%Grok 4.7
ProgramBench (Vals AI)0.5%0.0%Grok 4.7
IOI (Vals AI)57.7%Not measuredOnly Grok 4.7 measured
Terminal-Bench 2.1 (Vals AI)73.4%69.3%Grok 4.7
SWE-bench Multimodal (Vals AI)42.9%Not measuredOnly Grok 4.7 measured
SkillsBench (Vals AI)Not measured59.2%Only Muse Spark 1.1 measured
CyberBench (Vals AI)69.5%Not measuredOnly Grok 4.7 measured
SciCode57.8%58.8%Muse Spark 1.1
FrontierCode47.6%Not measuredOnly Grok 4.7 measured
FrontierSWE29.5%Not measuredOnly Grok 4.7 measured
LMArena Text: coding14321498Muse Spark 1.1
LMArena Text: software and IT14211498Muse Spark 1.1
LMArena WebDev: React16631532Grok 4.7
LMArena WebDev: HTML16271540Grok 4.7
LMArena WebDev: from an image15861540Grok 4.7
Neither model has a result on the other 17 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
Intelligence benchmarks for Grok 4.7 and Muse Spark 1.1
BenchmarkGrok 4.7Muse Spark 1.1Leader
AA Intelligence Index46.433.7Grok 4.7
Epoch Capabilities Index154.4154.1Grok 4.7
Agentic workLike-for-likePublic boards, shown as published, kept out of the index41
Agentic work benchmarks for Grok 4.7 and Muse Spark 1.1
BenchmarkGrok 4.7Muse Spark 1.1Leader
AA Agentic IndexNot measured25.8Only Muse Spark 1.1 measured
Design Arena: agents building web appsNot measured1207Only Muse Spark 1.1 measured
Design Arena: agents building full-stack appsNot measured1199Only Muse Spark 1.1 measured
Design Arena: agents building mobile appsNot measured1175Only Muse Spark 1.1 measured
Design Arena: agents building Android appsNot measured1178Only Muse Spark 1.1 measured
Design Arena: agents building Godot gamesNot measured1103Only Muse Spark 1.1 measured
Design Arena: agents building gamesNot measured1183Only Muse Spark 1.1 measured
Design Arena: HTML slidesNot measured1145Only Muse Spark 1.1 measured
Design Arena: PowerPoint slidesNot measured1134Only Muse Spark 1.1 measured
Design Arena: spreadsheetsNot measured1021Only Muse Spark 1.1 measured
LiveBench research86.4%Not measuredOnly Grok 4.7 measured
LiveBench browser60.0%Not measuredOnly Grok 4.7 measured
LiveBench long agentic50.1%Not measuredOnly Grok 4.7 measured
SREBench (Vals AI)3.8%Not measuredOnly Grok 4.7 measured
Finance Agent (Vals AI)52.3%57.2%Muse Spark 1.1
Tax Agent Bench (Vals AI)34.2%Not measuredOnly Grok 4.7 measured
Legal Research Bench (Vals AI)47.1%38.0%Grok 4.7
Harvey's Legal Agent Benchmark (Vals AI)18.3%Not measuredOnly Grok 4.7 measured
Excel Modeling Benchmark (Vals AI)67.0%56.4%Grok 4.7
BioMysteryBench (Vals AI)69.3%Not measuredOnly Grok 4.7 measured
Terminal-Bench-Science (Vals AI)10.0%Not measuredOnly Grok 4.7 measured
Vals Science Index34.8%Not measuredOnly Grok 4.7 measured
Time Horizon Index (Vals AI)Not measured1.7%Only Muse Spark 1.1 measured
Robo-bench (Vals AI)0.2%Not measuredOnly Grok 4.7 measured
APEX-Agents54.6%31.8%Grok 4.7
Vending-Bench 2$10,537$6,520Grok 4.7
Neither model has a result on the other 15 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index25
Reasoning benchmarks for Grok 4.7 and Muse Spark 1.1
BenchmarkGrok 4.7Muse Spark 1.1Leader
GPQA DiamondNot measured91.2%Only Muse Spark 1.1 measured
LiveBench reasoning82.7%Not measuredOnly Grok 4.7 measured
MysteryMechanism (Vals AI)25.2%Not measuredOnly Grok 4.7 measured
MMMU Pro (Vals AI)Not measured86.6%Only Muse Spark 1.1 measured
GPQA Diamond (Artificial Analysis run)Not measured89.8%Only Muse Spark 1.1 measured
Humanity's Last Exam (Artificial Analysis run)43.1%46.2%Muse Spark 1.1
GPQA Diamond (Epoch AI run)92.7%Not measuredOnly Grok 4.7 measured
ARC-AGI90.2%Not measuredOnly Grok 4.7 measured
ARC-AGI-261.4%Not measuredOnly Grok 4.7 measured
Chess puzzles41.0%34.0%Grok 4.7
Mystery game puzzles29.0%Not measuredOnly Grok 4.7 measured
LMArena Text: hard prompts14151485Muse Spark 1.1
LMArena Text: expert14391478Muse Spark 1.1
LMArena Text: hard prompts in English14271480Muse Spark 1.1
LMArena Vision: diagrams12541305Muse Spark 1.1
LMArena Vision: homework13091287Grok 4.7
Neither model has a result on the other 6 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index03
Math benchmarks for Grok 4.7 and Muse Spark 1.1
BenchmarkGrok 4.7Muse Spark 1.1Leader
OTIS Mock AIME98.1%Not measuredOnly Grok 4.7 measured
FrontierMath, tiers 1 to 353.0%Not measuredOnly Grok 4.7 measured
FrontierMath, tier 417.1%Not measuredOnly Grok 4.7 measured
ProofBench26.0%39.0%Muse Spark 1.1
LMArena Text: math14141482Muse Spark 1.1
LMArena Text: mathematical work14351487Muse Spark 1.1
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index06
Knowledge benchmarks for Grok 4.7 and Muse Spark 1.1
BenchmarkGrok 4.7Muse Spark 1.1Leader
MMLU ProNot measured88.7%Only Muse Spark 1.1 measured
LegalBench (Vals AI)84.4%85.0%Muse Spark 1.1
CorpFin (Vals AI)Not measured71.3%Only Muse Spark 1.1 measured
TaxEval (Vals AI)Not measured79.7%Only Muse Spark 1.1 measured
MortgageTax (Vals AI)Not measured66.1%Only Muse Spark 1.1 measured
MedCode (Vals AI)49.5%Not measuredOnly Grok 4.7 measured
SimpleQA Verified56.0%57.8%Muse Spark 1.1
LMArena Text: science14191484Muse Spark 1.1
LMArena Text: medicine and healthcare13951479Muse Spark 1.1
LMArena Text: legal and government14231481Muse Spark 1.1
LMArena Text: business and finance13891470Muse Spark 1.1
Neither model has a result on the other 7 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index24
Web design benchmarks for Grok 4.7 and Muse Spark 1.1
BenchmarkGrok 4.7Muse Spark 1.1Leader
Design Arena: websites12541270Muse Spark 1.1
Design Arena: UI components12761287Muse Spark 1.1
Design Arena: game dev13141269Grok 4.7
Design Arena: data viz12381267Muse Spark 1.1
Design Arena: 3D12741259Grok 4.7
Design Arena: all code categories12721276Muse Spark 1.1
Design Arena: SVGNot measured1234Only Muse Spark 1.1 measured
Design Arena: ASCII artNot measured1269Only Muse Spark 1.1 measured
LiveBench design78.0%Not measuredOnly Grok 4.7 measured
GeneralLike-for-likePublic boards, shown as published, kept out of the index424
General benchmarks for Grok 4.7 and Muse Spark 1.1
BenchmarkGrok 4.7Muse Spark 1.1Leader
Vals Index58.6%Not measuredOnly Grok 4.7 measured
LiveBench data analysis76.9%Not measuredOnly Grok 4.7 measured
Public Benefits Bench (Vals AI)65.6%61.3%Grok 4.7
SAGE (Vals AI)40.8%45.6%Muse Spark 1.1
MedScribe (Vals AI)89.4%88.9%Grok 4.7
Vals Multimodal IndexNot measured66.7%Only Muse Spark 1.1 measured
Long context reasoning (AA-LCR)80.0%77.7%Grok 4.7
DTBench96.0%94.4%Grok 4.7
LMCA49.4%49.9%Muse Spark 1.1
Surface Evolver BenchNot measured52.5%Only Muse Spark 1.1 measured
Furniture assembly20.8%Not measuredOnly Grok 4.7 measured
LMArena Text13991478Muse Spark 1.1
LMArena Text: instruction following14061457Muse Spark 1.1
LMArena Text: creative writing13811435Muse Spark 1.1
LMArena Vision12311293Muse Spark 1.1
LMArena Text: English14111478Muse Spark 1.1
LMArena Text: non-English13861471Muse Spark 1.1
LMArena Text: Chinese14491515Muse Spark 1.1
LMArena Text: German13661469Muse Spark 1.1
LMArena Text: Japanese13591450Muse Spark 1.1
LMArena Text: Korean13831459Muse Spark 1.1
LMArena Text: French14311492Muse Spark 1.1
LMArena Text: Spanish14061464Muse Spark 1.1
LMArena Text: Russian13991482Muse Spark 1.1
LMArena Text: Polish14201499Muse Spark 1.1
LMArena Text: multi-turn13941484Muse Spark 1.1
LMArena Text: longer queries14161462Muse Spark 1.1
LMArena Text: writing and language13941448Muse Spark 1.1
LMArena Text: entertainment and media13761438Muse Spark 1.1
LMArena Vision: English12291292Muse Spark 1.1
LMArena Vision: Chinese12501348Muse Spark 1.1
LMArena Vision: reading text12411301Muse Spark 1.1
LMArena Vision: humorNot measured1288Only Muse Spark 1.1 measured
LMArena Vision: creative writing12171253Muse Spark 1.1
LMArena DocumentNot measured1465Only Muse Spark 1.1 measured
Neither model has a result on the other 11 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Grok 4.7 and Muse Spark 1.1
BenchmarkGrok 4.7Muse Spark 1.1Leader
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

Grok 4.7$0.0050Fits in one request
Muse Spark 1.1$0.0034Fits in one request

Muse Spark 1.1 costs less

Repository review

50K input + 3K output tokens

Grok 4.7$0.118Fits in one request
Muse Spark 1.1$0.075Fits in one request

Muse Spark 1.1 costs less

Agent loop

200K input + 10K output tokens

Grok 4.7$0.460Fits in one request
Muse Spark 1.1$0.292Fits in one request

Muse Spark 1.1 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.

Specifications of Grok 4.7 and Muse Spark 1.1
SpecificationSpaceXAI Grok 4.7Meta Muse Spark 1.1
MakerxAIMeta
WeightsNo public weights listedNo public weights listed
ReleasedSeptember 21, 2026July 16, 2026
Context window500K1.05M
Input $/Mtok$2.00$1.25
Output $/Mtok$6.00$4.25
Coding index66.770.3
Independent measurements behind it53
Cost per solved taskNot computable$0.43
SourceOpenRouter listingOpenRouter listing

Questions

Is Grok 4.7 better than Muse Spark 1.1 for coding?

Pick Muse Spark 1.1 for coding: it scores 70.3 on the Vibe Coding Index against 66.7 for Grok 4.7, though on 3 benchmarks against 5. Pick Grok 4.7 for work measured by LMArena WebDev or Vibe Code Bench (Vals AI), where it leads.

Which is cheaper, Grok 4.7 or Muse Spark 1.1?

Grok 4.7 costs $2.00 per million input tokens and $6.00 per million output tokens; Muse Spark 1.1 costs $1.25 and $4.25. Cost per solved task is known for Muse Spark 1.1 only.

Which has the bigger context window, Grok 4.7 or Muse Spark 1.1?

Muse Spark 1.1, with 1.05M tokens against 500K.

How many benchmarks is the Grok 4.7 vs Muse Spark 1.1 comparison based on?

68 benchmarks have a result for both models as of October 22, 2026. Grok 4.7's coding index rests on 5 independent benchmarks and Muse Spark 1.1's on 3. Where only one model has a result, the page says so instead of naming a winner.

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<iframe src="https://llmbenchmark.ai/embed/compare/grok-4-7-vs-meta-muse-spark-1-1" title="Grok 4.7 vs Muse Spark 1.1, LLMBenchmark.ai" width="100%" height="360" style="border:0;max-width:100%" loading="lazy"></iframe>
<p style="font:13px/1.4 sans-serif;margin:6px 0 0">Source: <a href="https://llmbenchmark.ai/compare/grok-4-7-vs-meta-muse-spark-1-1">LLMBenchmark.ai, Grok 4.7 vs Muse Spark 1.1</a></p>