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Muse Spark 1.3 vs MiniMax M3

Muse Spark 1.3 leads MiniMax M3 on coding, 57.4 to 39.2 on the Vibe Coding Index, and MiniMax M3 costs 3.5x less per output token ($1.20 vs $4.25 per million). Updated October 22, 2026; 85 benchmarks have a result for both.

Replace Muse Spark 1.3 Replace MiniMax M3
Muse Spark 1.3Meta
Coding
57.4
Overall
68.6
Output $/M
$4.25
84
MiniMax M3MiniMax
Coding
39.2
Overall
51.7
Output $/M
$1.20
0
vs boards won of 85 shared, 1 tied

Muse Spark 1.3 or MiniMax M3: which to pick

Pick Muse Spark 1.3 for coding: it scores 57.4 on the Vibe Coding Index against 39.2 for MiniMax M3, though on 4 benchmarks against 6.

Pick MiniMax M3 for output tokens 3.5x cheaper ($1.20 vs $4.25 per million).

Model AMuse Spark 1.3Meta57.4/1004 independent benchmarksNo cost per solved taskModel BMiniMax M3MiniMax39.2/1006 independent benchmarks$0.56 per solved task
Shared results
85
Muse Spark 1.3 only
11
MiniMax M3 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.

At a glance

Coding index
Muse Spark 1.3 57.4 from 4 benchmarks, MiniMax M3 39.2 from 6 benchmarks.
Widest category
Math, 21.6 points apart on average over 4 shared benchmarks.
Widest single gap
LiveBench browser: Muse Spark 1.3 80.0% against MiniMax M3 8.0%, 72.0 points apart on a 0 to 100 scale.
Output price
Muse Spark 1.3 $4.25 against MiniMax M3 $1.20 per million output tokens, 3.5x 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.

Boards won, where both have a result
CategoryMuse Spark 1.3BarsMiniMax M3Ties
Coding150
Intelligence20
Agentic work140
Reasoning100
Math40
Knowledge40
Web design90
General2601 tie
All shared boards8401 tie
CodingLike-for-likeSix of these boards feed the Vibe Coding Index150
Coding benchmarks for Muse Spark 1.3 and MiniMax M3
BenchmarkMuse Spark 1.3MiniMax M3Leader
LiveBench coding90.2%70.9%Muse Spark 1.3
LMArena WebDev16591482Muse Spark 1.3
AA Coding Index75.858.6Muse Spark 1.3
LiveCodeBench (Vals AI)Not measured82.2%Only MiniMax M3 measured
SWE-bench Verified (Vals AI)Not measured75.0%Only MiniMax M3 measured
Terminal-Bench 4 (Vals AI)10.6%1.0%Muse Spark 1.3
Vibe Code Bench (Vals AI)82.9%47.6%Muse Spark 1.3
Code migration (Vals AI)27.6%19.9%Muse Spark 1.3
ProgramBench (Vals AI)0.5%Not measuredOnly Muse Spark 1.3 measured
IOI (Vals AI)43.9%Not measuredOnly Muse Spark 1.3 measured
Terminal-Bench 2.1 (Vals AI)72.3%53.6%Muse Spark 1.3
SWE-bench Multimodal (Vals AI)Not measured33.3%Only MiniMax M3 measured
Vibe Code Bench 1-100 (Vals AI)Not measured9.2%Only MiniMax M3 measured
SkillsBench (Vals AI)Not measured51.5%Only MiniMax M3 measured
CyberBench (Vals AI)69.4%65.0%Muse Spark 1.3
SciCode59.7%47.1%Muse Spark 1.3
Terminal-Bench Hard (Artificial Analysis run)Not measured42.4%Only MiniMax M3 measured
FrontierCodeNot measured14.7%Only MiniMax M3 measured
FrontierSWE25.8%Not measuredOnly Muse Spark 1.3 measured
ALE-Bench1688.3640.0Muse Spark 1.3
LMArena Text: coding15101470Muse Spark 1.3
LMArena Text: software and IT15111466Muse Spark 1.3
LMArena WebDev: React16721478Muse Spark 1.3
LMArena WebDev: HTML16531455Muse Spark 1.3
LMArena WebDev: from an image16401470Muse Spark 1.3
Neither model has a result on the other 18 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
Intelligence benchmarks for Muse Spark 1.3 and MiniMax M3
BenchmarkMuse Spark 1.3MiniMax M3Leader
AA Intelligence Index48.129.2Muse Spark 1.3
Epoch Capabilities Index157.2146.9Muse Spark 1.3
Agentic workLike-for-likePublic boards, shown as published, kept out of the index140
Agentic work benchmarks for Muse Spark 1.3 and MiniMax M3
BenchmarkMuse Spark 1.3MiniMax M3Leader
AA Agentic Index55.529.5Muse Spark 1.3
Design Arena: agents building web apps12971200Muse Spark 1.3
Design Arena: agents building full-stack apps12951197Muse Spark 1.3
Design Arena: agents building mobile apps12171169Muse Spark 1.3
Design Arena: agents building Android appsNot measured1158Only MiniMax M3 measured
Design Arena: agents building Godot games1241Not measuredOnly Muse Spark 1.3 measured
Design Arena: agents building gamesNot measured1159Only MiniMax M3 measured
Design Arena: HTML slidesNot measured1120Only MiniMax M3 measured
Design Arena: PowerPoint slides12171178Muse Spark 1.3
Design Arena: spreadsheets10751042Muse Spark 1.3
LiveBench research68.6%68.0%Muse Spark 1.3
LiveBench browser80.0%8.0%Muse Spark 1.3
LiveBench long agentic40.4%12.4%Muse Spark 1.3
Finance Agent (Vals AI)58.9%48.3%Muse Spark 1.3
Tax Agent Bench (Vals AI)36.0%20.6%Muse Spark 1.3
Legal Research Bench (Vals AI)40.9%29.8%Muse Spark 1.3
Excel Modeling Benchmark (Vals AI)62.7%47.8%Muse Spark 1.3
Terminal-Bench-Science (Vals AI)4.3%Not measuredOnly Muse Spark 1.3 measured
τ²-Bench TelecomNot measured88.9%Only MiniMax M3 measured
APEX-Agents58.6%37.7%Muse Spark 1.3
OSWorld 2.0Not measured4.6%Only MiniMax M3 measured
Vending-Bench 2Not measured$2,158Only MiniMax M3 measured
Neither model has a result on the other 20 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index100
Reasoning benchmarks for Muse Spark 1.3 and MiniMax M3
BenchmarkMuse Spark 1.3MiniMax M3Leader
GPQA DiamondNot measured92.7%Only MiniMax M3 measured
LiveBench reasoning89.7%74.5%Muse Spark 1.3
MMMU Pro (Vals AI)Not measured81.2%Only MiniMax M3 measured
GPQA Diamond (Artificial Analysis run)94.1%92.9%Muse Spark 1.3
Humanity's Last Exam (Artificial Analysis run)48.7%39.0%Muse Spark 1.3
GPQA Diamond (Epoch AI run)Not measured90.9%Only MiniMax M3 measured
SimpleBenchNot measured45.8%Only MiniMax M3 measured
Chess puzzles37.0%13.0%Muse Spark 1.3
Mystery game puzzles25.0%8.0%Muse Spark 1.3
LMArena Text: hard prompts15031447Muse Spark 1.3
LMArena Text: expert15191461Muse Spark 1.3
LMArena Text: hard prompts in English15001455Muse Spark 1.3
LMArena Vision: diagrams13301266Muse Spark 1.3
LMArena Vision: homework12961268Muse Spark 1.3
Humanity's Last Exam (Scale run)25.4%Not measuredOnly Muse Spark 1.3 measured
Neither model has a result on the other 8 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index40
Math benchmarks for Muse Spark 1.3 and MiniMax M3
BenchmarkMuse Spark 1.3MiniMax M3Leader
OTIS Mock AIME99.2%71.1%Muse Spark 1.3
FrontierMath, tiers 1 to 374.4%Not measuredOnly Muse Spark 1.3 measured
FrontierMath, tier 446.3%Not measuredOnly Muse Spark 1.3 measured
ProofBench58.0%18.0%Muse Spark 1.3
LMArena Text: math14971429Muse Spark 1.3
LMArena Text: mathematical work14911448Muse Spark 1.3
MathArena43.0%Not measuredOnly Muse Spark 1.3 measured
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index40
Knowledge benchmarks for Muse Spark 1.3 and MiniMax M3
BenchmarkMuse Spark 1.3MiniMax M3Leader
MMLU ProNot measured84.2%Only MiniMax M3 measured
LegalBench (Vals AI)Not measured85.4%Only MiniMax M3 measured
CorpFin (Vals AI)Not measured68.1%Only MiniMax M3 measured
TaxEval (Vals AI)Not measured72.7%Only MiniMax M3 measured
MortgageTax (Vals AI)Not measured68.4%Only MiniMax M3 measured
MedCode (Vals AI)Not measured46.3%Only MiniMax M3 measured
LMArena Text: science15071452Muse Spark 1.3
LMArena Text: medicine and healthcare14931441Muse Spark 1.3
LMArena Text: legal and government14991437Muse Spark 1.3
LMArena Text: business and finance14901434Muse Spark 1.3
PRBench Finance59.5%Not measuredOnly Muse Spark 1.3 measured
PRBench Legal61.6%Not measuredOnly Muse Spark 1.3 measured
Neither model has a result on the other 8 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index90
Web design benchmarks for Muse Spark 1.3 and MiniMax M3
BenchmarkMuse Spark 1.3MiniMax M3Leader
Design Arena: websites13561257Muse Spark 1.3
Design Arena: UI components13501243Muse Spark 1.3
Design Arena: game dev13281210Muse Spark 1.3
Design Arena: data viz13441236Muse Spark 1.3
Design Arena: 3D13581208Muse Spark 1.3
Design Arena: all code categories13521246Muse Spark 1.3
Design Arena: SVG13011160Muse Spark 1.3
Design Arena: ASCII art12831161Muse Spark 1.3
LiveBench design74.8%66.2%Muse Spark 1.3
GeneralLike-for-likePublic boards, shown as published, kept out of the index260
General benchmarks for Muse Spark 1.3 and MiniMax M3
BenchmarkMuse Spark 1.3MiniMax M3Leader
LiveBench data analysis79.6%76.2%Muse Spark 1.3
Public Benefits Bench (Vals AI)Not measured64.1%Only MiniMax M3 measured
SAGE (Vals AI)Not measured50.6%Only MiniMax M3 measured
MedScribe (Vals AI)Not measured87.3%Only MiniMax M3 measured
Vals Multimodal IndexNot measured60.0%Only MiniMax M3 measured
IFBenchNot measured82.9%Only MiniMax M3 measured
Long context reasoning (AA-LCR)83.0%83.0%Tie
DTBench96.5%78.9%Muse Spark 1.3
LMCA53.9%33.7%Muse Spark 1.3
Surface Evolver BenchNot measured55.0%Only MiniMax M3 measured
LMArena Text14901433Muse Spark 1.3
LMArena Text: instruction following14791433Muse Spark 1.3
LMArena Text: creative writing14621404Muse Spark 1.3
LMArena Vision13081251Muse Spark 1.3
LMArena Text: English14951443Muse Spark 1.3
LMArena Text: non-English14811420Muse Spark 1.3
LMArena Text: Chinese15321466Muse Spark 1.3
LMArena Text: German15131428Muse Spark 1.3
LMArena Text: Japanese14701380Muse Spark 1.3
LMArena Text: Korean14901373Muse Spark 1.3
LMArena Text: French15111444Muse Spark 1.3
LMArena Text: Spanish14961433Muse Spark 1.3
LMArena Text: Russian14911426Muse Spark 1.3
LMArena Text: Polish14901423Muse Spark 1.3
LMArena Text: multi-turn14871443Muse Spark 1.3
LMArena Text: longer queries14881446Muse Spark 1.3
LMArena Text: writing and language14701419Muse Spark 1.3
LMArena Text: entertainment and media14571403Muse Spark 1.3
LMArena Vision: English12981263Muse Spark 1.3
LMArena Vision: Chinese13841311Muse Spark 1.3
LMArena Vision: reading text13191259Muse Spark 1.3
LMArena Vision: humor12931235Muse Spark 1.3
LMArena Vision: recognizing thingsNot measured1197Only MiniMax M3 measured
LMArena Vision: creative writing12961234Muse Spark 1.3
LMArena DocumentNot measured1435Only MiniMax M3 measured
EQ-Bench 4Not measured1150Only MiniMax M3 measured
Neither model has a result on the other 12 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Muse Spark 1.3 and MiniMax M3
BenchmarkMuse Spark 1.3MiniMax M3Leader
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

Muse Spark 1.3$0.0034Fits in one request
MiniMax M3$0.0009Fits in one request

MiniMax M3 costs less

Repository review

50K input + 3K output tokens

Muse Spark 1.3$0.075Fits in one request
MiniMax M3$0.019Fits in one request

MiniMax M3 costs less

Agent loop

200K input + 10K output tokens

Muse Spark 1.3$0.292Fits in one request
MiniMax M3$0.072Fits in one request

MiniMax M3 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 Muse Spark 1.3 and MiniMax M3
SpecificationMeta Muse Spark 1.3MiniMax M3
MakerMetaMiniMax
WeightsNo public weights listedOpen weights
ReleasedSeptember 2, 2026May 31, 2026
Context window1.05M1.05M
Input $/Mtok$1.25$0.30
Output $/Mtok$4.25$1.20
Coding index57.439.2
Independent measurements behind it46
Cost per solved taskNot computable$0.56
SourceOpenRouter listingOpenRouter listing

Questions

Is Muse Spark 1.3 better than MiniMax M3 for coding?

Pick Muse Spark 1.3 for coding: it scores 57.4 on the Vibe Coding Index against 39.2 for MiniMax M3, though on 4 benchmarks against 6. Pick MiniMax M3 for output tokens 3.5x cheaper ($1.20 vs $4.25 per million).

Which is cheaper, Muse Spark 1.3 or MiniMax M3?

Muse Spark 1.3 costs $1.25 per million input tokens and $4.25 per million output tokens; MiniMax M3 costs $0.30 and $1.20. Cost per solved task is known for MiniMax M3 only.

Which has the bigger context window, Muse Spark 1.3 or MiniMax M3?

Neither: both take 1.05M tokens.

How many benchmarks is the Muse Spark 1.3 vs MiniMax M3 comparison based on?

85 benchmarks have a result for both models as of October 22, 2026. Muse Spark 1.3's coding index rests on 4 independent benchmarks and MiniMax M3's on 6. Where only one model has a result, the page says so instead of naming a winner.

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<p style="font:13px/1.4 sans-serif;margin:6px 0 0">Source: <a href="https://llmbenchmark.ai/compare/meta-muse-spark-1-3-vs-minimax-minimax-m3">LLMBenchmark.ai, Muse Spark 1.3 vs MiniMax M3</a></p>