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Nova Micro 1.0 vs Muse Spark 1.2

Muse Spark 1.2 leads Nova Micro 1.0 on the Artificial Analysis Intelligence Index, 39.6 to 5.9, and Nova Micro 1.0 costs 30.4x less per output token ($0.14 vs $4.25 per million). Updated October 21, 2026; 29 benchmarks have a result for both.

Replace Nova Micro 1.0 Replace Muse Spark 1.2
Nova Micro 1.0Amazon
Coding
No data
Overall
No data
Output $/M
$0.14
0
Muse Spark 1.2Meta
Coding
55.7
Overall
60.4
Output $/M
$4.25
29
vs boards won of 29 shared

Nova Micro 1.0 or Muse Spark 1.2: which to pick

Only Muse Spark 1.2 has a coding score, 55.7 on the Vibe Coding Index; Nova Micro 1.0 has none, so the two cannot be ranked on coding.

Pick Nova Micro 1.0 for output tokens 30.4x cheaper ($0.14 vs $4.25 per million).

Model ANova Micro 1.0AmazonNot benchmarkedNo coding benchmarkNo cost per solved taskModel BMuse Spark 1.2Meta55.7/1005 independent benchmarks$0.64 per solved task
Shared results
29
Nova Micro 1.0 only
10
Muse Spark 1.2 only
68
Like-for-like categories
6 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
Nova Micro 1.0 not benchmarked, Muse Spark 1.2 55.7 from 5 benchmarks.
Widest category
Knowledge, 49.0 points apart on average over 4 shared benchmarks.
Widest single gap
Long context reasoning (AA-LCR): Nova Micro 1.0 13.0% against Muse Spark 1.2 79.0%, 66.0 points apart on a 0 to 100 scale.
Output price
Nova Micro 1.0 $0.14 against Muse Spark 1.2 $4.25 per million output tokens, 30.4x apart.
Context window
Nova Micro 1.0 takes 128K tokens, Muse Spark 1.2 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
CategoryNova Micro 1.0BarsMuse Spark 1.2Ties
Coding02
Intelligence01
Reasoning05
Math02
Knowledge04
General015
All shared boards029
CodingLike-for-likeSix of these boards feed the Vibe Coding Index02
Coding benchmarks for Nova Micro 1.0 and Muse Spark 1.2
BenchmarkNova Micro 1.0Muse Spark 1.2Leader
LiveBench codingNot measured78.2%Only Muse Spark 1.2 measured
LMArena WebDevNot measured1534Only Muse Spark 1.2 measured
AA Coding IndexNot measured72.2Only Muse Spark 1.2 measured
SWE-bench Verified (Vals AI)Not measured86.6%Only Muse Spark 1.2 measured
Terminal-Bench 4 (Vals AI)Not measured6.1%Only Muse Spark 1.2 measured
Vibe Code Bench (Vals AI)Not measured79.1%Only Muse Spark 1.2 measured
Code migration (Vals AI)Not measured29.9%Only Muse Spark 1.2 measured
ProgramBench (Vals AI)Not measured0.5%Only Muse Spark 1.2 measured
IOI (Vals AI)Not measured21.8%Only Muse Spark 1.2 measured
Terminal-Bench 2.1 (Vals AI)Not measured69.7%Only Muse Spark 1.2 measured
SkillsBench (Vals AI)Not measured53.0%Only Muse Spark 1.2 measured
CyberBench (Vals AI)Not measured69.5%Only Muse Spark 1.2 measured
LiveCodeBench (Artificial Analysis run)14.0%Not measuredOnly Nova Micro 1.0 measured
SciCodeNot measured57.4%Only Muse Spark 1.2 measured
Terminal-Bench Hard (Artificial Analysis run)1.5%Not measuredOnly Nova Micro 1.0 measured
FrontierSWENot measured12.0%Only Muse Spark 1.2 measured
WeirdMLNot measured60.3%Only Muse Spark 1.2 measured
LMArena Text: coding12181505Muse Spark 1.2
LMArena Text: software and IT12151505Muse Spark 1.2
LMArena WebDev: ReactNot measured1526Only Muse Spark 1.2 measured
LMArena WebDev: HTMLNot measured1543Only Muse Spark 1.2 measured
Neither model has a result on the other 18 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
Intelligence benchmarks for Nova Micro 1.0 and Muse Spark 1.2
BenchmarkNova Micro 1.0Muse Spark 1.2Leader
AA Intelligence Index5.939.6Muse Spark 1.2
Epoch Capabilities IndexNot measured155.1Only Muse Spark 1.2 measured
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index19 boards, none shared
Agentic work benchmarks for Nova Micro 1.0 and Muse Spark 1.2
BenchmarkNova Micro 1.0Muse Spark 1.2Leader
AA Agentic IndexNot measured43.2Only Muse Spark 1.2 measured
Design Arena: agents building web appsNot measured1221Only Muse Spark 1.2 measured
Design Arena: agents building full-stack appsNot measured1210Only Muse Spark 1.2 measured
Design Arena: agents building mobile appsNot measured1181Only Muse Spark 1.2 measured
Design Arena: agents building Android appsNot measured1221Only Muse Spark 1.2 measured
Design Arena: agents building gamesNot measured1179Only Muse Spark 1.2 measured
Design Arena: HTML slidesNot measured1135Only Muse Spark 1.2 measured
Design Arena: PowerPoint slidesNot measured1198Only Muse Spark 1.2 measured
LiveBench researchNot measured67.7%Only Muse Spark 1.2 measured
LiveBench browserNot measured36.0%Only Muse Spark 1.2 measured
LiveBench long agenticNot measured21.3%Only Muse Spark 1.2 measured
SREBench (Vals AI)Not measured0.0%Only Muse Spark 1.2 measured
Finance Agent (Vals AI)Not measured60.6%Only Muse Spark 1.2 measured
Tax Agent Bench (Vals AI)Not measured32.8%Only Muse Spark 1.2 measured
Legal Research Bench (Vals AI)Not measured43.8%Only Muse Spark 1.2 measured
Excel Modeling Benchmark (Vals AI)Not measured57.0%Only Muse Spark 1.2 measured
BioMysteryBench (Vals AI)Not measured64.8%Only Muse Spark 1.2 measured
τ²-Bench Telecom14.0%Not measuredOnly Nova Micro 1.0 measured
APEX-AgentsNot measured45.4%Only Muse Spark 1.2 measured
Neither model has a result on the other 22 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index05
Reasoning benchmarks for Nova Micro 1.0 and Muse Spark 1.2
BenchmarkNova Micro 1.0Muse Spark 1.2Leader
LiveBench reasoningNot measured90.0%Only Muse Spark 1.2 measured
MMMU Pro (Vals AI)Not measured86.1%Only Muse Spark 1.2 measured
GPQA Diamond (Artificial Analysis run)35.8%90.4%Muse Spark 1.2
Humanity's Last Exam (Artificial Analysis run)4.6%45.5%Muse Spark 1.2
SimpleBenchNot measured74.5%Only Muse Spark 1.2 measured
Chess puzzlesNot measured27.0%Only Muse Spark 1.2 measured
LMArena Text: hard prompts11911489Muse Spark 1.2
LMArena Text: expert11831475Muse Spark 1.2
LMArena Text: hard prompts in English12031487Muse Spark 1.2
LMArena Vision: diagramsNot measured1317Only Muse Spark 1.2 measured
Neither model has a result on the other 12 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index02
Math benchmarks for Nova Micro 1.0 and Muse Spark 1.2
BenchmarkNova Micro 1.0Muse Spark 1.2Leader
AA Math Index6.0Not measuredOnly Nova Micro 1.0 measured
AIME 2025 (Artificial Analysis run)6.0%Not measuredOnly Nova Micro 1.0 measured
ProofBenchNot measured43.0%Only Muse Spark 1.2 measured
LMArena Text: math12061484Muse Spark 1.2
LMArena Text: mathematical work12121480Muse Spark 1.2
Neither model has a result on the other 8 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index04
Knowledge benchmarks for Nova Micro 1.0 and Muse Spark 1.2
BenchmarkNova Micro 1.0Muse Spark 1.2Leader
MMLU ProNot measured88.3%Only Muse Spark 1.2 measured
LegalBench (Vals AI)Not measured85.3%Only Muse Spark 1.2 measured
CorpFin (Vals AI)Not measured70.9%Only Muse Spark 1.2 measured
TaxEval (Vals AI)Not measured80.4%Only Muse Spark 1.2 measured
MortgageTax (Vals AI)Not measured65.4%Only Muse Spark 1.2 measured
MedCode (Vals AI)Not measured49.4%Only Muse Spark 1.2 measured
MMLU Pro (Artificial Analysis run)53.1%Not measuredOnly Nova Micro 1.0 measured
SimpleQA VerifiedNot measured60.3%Only Muse Spark 1.2 measured
MMLU70.8%Not measuredOnly Nova Micro 1.0 measured
LMArena Text: science12101500Muse Spark 1.2
LMArena Text: medicine and healthcare12071496Muse Spark 1.2
LMArena Text: legal and government12211517Muse Spark 1.2
LMArena Text: business and finance11821484Muse Spark 1.2
Neither model has a result on the other 5 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index9 boards, none shared
Web design benchmarks for Nova Micro 1.0 and Muse Spark 1.2
BenchmarkNova Micro 1.0Muse Spark 1.2Leader
Design Arena: websitesNot measured1313Only Muse Spark 1.2 measured
Design Arena: UI componentsNot measured1301Only Muse Spark 1.2 measured
Design Arena: game devNot measured1301Only Muse Spark 1.2 measured
Design Arena: data vizNot measured1334Only Muse Spark 1.2 measured
Design Arena: 3DNot measured1302Only Muse Spark 1.2 measured
Design Arena: all code categoriesNot measured1313Only Muse Spark 1.2 measured
Design Arena: SVGNot measured1286Only Muse Spark 1.2 measured
Design Arena: ASCII artNot measured1283Only Muse Spark 1.2 measured
LiveBench designNot measured67.1%Only Muse Spark 1.2 measured
GeneralLike-for-likePublic boards, shown as published, kept out of the index015
General benchmarks for Nova Micro 1.0 and Muse Spark 1.2
BenchmarkNova Micro 1.0Muse Spark 1.2Leader
LiveBench data analysisNot measured76.5%Only Muse Spark 1.2 measured
Public Benefits Bench (Vals AI)Not measured68.5%Only Muse Spark 1.2 measured
SAGE (Vals AI)Not measured47.7%Only Muse Spark 1.2 measured
MedScribe (Vals AI)Not measured90.1%Only Muse Spark 1.2 measured
Vals Multimodal IndexNot measured69.8%Only Muse Spark 1.2 measured
IFBench29.4%Not measuredOnly Nova Micro 1.0 measured
Long context reasoning (AA-LCR)13.0%79.0%Muse Spark 1.2
DTBenchNot measured94.7%Only Muse Spark 1.2 measured
LMCANot measured48.4%Only Muse Spark 1.2 measured
LMArena Text12081482Muse Spark 1.2
LMArena Text: instruction following11741462Muse Spark 1.2
LMArena Text: creative writing11721436Muse Spark 1.2
LMArena VisionNot measured1304Only Muse Spark 1.2 measured
LMArena Text: English12241483Muse Spark 1.2
LMArena Text: non-English11861476Muse Spark 1.2
LMArena Text: Chinese12091509Muse Spark 1.2
LMArena Text: German1192Not measuredOnly Nova Micro 1.0 measured
LMArena Text: Japanese1154Not measuredOnly Nova Micro 1.0 measured
LMArena Text: Korean11501462Muse Spark 1.2
LMArena Text: French12381495Muse Spark 1.2
LMArena Text: Spanish12251484Muse Spark 1.2
LMArena Text: Russian11851483Muse Spark 1.2
LMArena Text: multi-turn11781502Muse Spark 1.2
LMArena Text: longer queries12051473Muse Spark 1.2
LMArena Text: writing and language11921453Muse Spark 1.2
LMArena Text: entertainment and media11631443Muse Spark 1.2
LMArena Vision: EnglishNot measured1291Only Muse Spark 1.2 measured
LMArena Vision: reading textNot measured1313Only Muse Spark 1.2 measured
Neither model has a result on the other 18 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Nova Micro 1.0 and Muse Spark 1.2
BenchmarkNova Micro 1.0Muse Spark 1.2Leader
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

Nova Micro 1.0$0.0001Fits in one request
Muse Spark 1.2$0.0034Fits in one request

Nova Micro 1.0 costs less

Repository review

50K input + 3K output tokens

Nova Micro 1.0$0.0022Fits in one request
Muse Spark 1.2$0.075Fits in one request

Nova Micro 1.0 costs less

Agent loop

200K input + 10K output tokens

Nova Micro 1.0$0.0084Exceeds the context window
Muse Spark 1.2$0.292Fits in one request

Nova Micro 1.0 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 Nova Micro 1.0 and Muse Spark 1.2
SpecificationAmazon Nova Micro 1.0Meta Muse Spark 1.2
MakerAmazonMeta
WeightsNo public weights listedNo public weights listed
ReleasedDecember 5, 2024August 5, 2026
Context window128K1.05M
Input $/Mtok$0.035$1.25
Output $/Mtok$0.14$4.25
Coding indexNot benchmarked55.7
Independent measurements behind it05
Cost per solved taskNot computable$0.64
SourceOpenRouter listingOpenRouter listing

Questions

Is Nova Micro 1.0 better than Muse Spark 1.2 for coding?

Only Muse Spark 1.2 has a coding score, 55.7 on the Vibe Coding Index; Nova Micro 1.0 has none, so the two cannot be ranked on coding. Pick Nova Micro 1.0 for output tokens 30.4x cheaper ($0.14 vs $4.25 per million).

Which is cheaper, Nova Micro 1.0 or Muse Spark 1.2?

Nova Micro 1.0 costs $0.035 per million input tokens and $0.14 per million output tokens; Muse Spark 1.2 costs $1.25 and $4.25. Cost per solved task is known for Muse Spark 1.2 only.

Which has the bigger context window, Nova Micro 1.0 or Muse Spark 1.2?

Muse Spark 1.2, with 1.05M tokens against 128K.

How many benchmarks is the Nova Micro 1.0 vs Muse Spark 1.2 comparison based on?

29 benchmarks have a result for both models as of October 21, 2026. Nova Micro 1.0's coding index rests on 0 independent benchmarks and Muse Spark 1.2's on 5. Where only one model has a result, the page says so instead of naming a winner.

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