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Llama Guard 4 12B vs Muse Spark 1.3

Llama Guard 4 12B costs 23.6x less per output token than Muse Spark 1.3 ($0.18 vs $4.25 per million). Updated October 22, 2026; no benchmark has tested both models yet.

Llama Guard 4 12BMeta Llama
Coding
No data
Overall
No data
Output $/M
$0.18
Muse Spark 1.3Meta
Coding
57.4
Overall
68.6
Output $/M
$4.25
vs $0.18 vs $4.25 per 1M output tokens. Llama Guard 4 12B is 23.6x cheaper.

Llama Guard 4 12B or Muse Spark 1.3: which to pick

Only Muse Spark 1.3 has a coding score, 57.4 on the Vibe Coding Index; Llama Guard 4 12B has none, so the two cannot be ranked on coding.

Pick Llama Guard 4 12B for output tokens 23.6x cheaper ($0.18 vs $4.25 per million).

No benchmark has tested both yet. Llama Guard 4 12B has none yet; Muse Spark 1.3 on LiveBench coding, LMArena WebDev and AA Coding Index. Compare them on price and context instead.

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
Llama Guard 4 12B not benchmarked, Muse Spark 1.3 57.4 from 4 benchmarks.
Widest category
None yet: no category has been tested on both models.
Widest single gap
None yet: no benchmark has tested both models.
Output price
Llama Guard 4 12B $0.18 against Muse Spark 1.3 $4.25 per million output tokens, 23.6x apart.
Context window
Llama Guard 4 12B takes 164K tokens, Muse Spark 1.3 1.05M.

Benchmark by benchmark

Every board either model has a result on, a category to a fold; bars are each result on a 0 to 100 scale. Only one model is measured on each, so no row names a leader.

CodingDirectional onlySix of these boards feed the Vibe Coding Index18 boards measured
Coding benchmarks for Llama Guard 4 12B and Muse Spark 1.3
BenchmarkLlama Guard 4 12BMuse Spark 1.3Leader
LiveBench codingNot measured90.2%Only Muse Spark 1.3 measured
LMArena WebDevNot measured1659Only Muse Spark 1.3 measured
AA Coding IndexNot measured75.8Only Muse Spark 1.3 measured
Terminal-Bench 4 (Vals AI)Not measured10.6%Only Muse Spark 1.3 measured
Vibe Code Bench (Vals AI)Not measured82.9%Only Muse Spark 1.3 measured
Code migration (Vals AI)Not measured27.6%Only Muse Spark 1.3 measured
ProgramBench (Vals AI)Not measured0.5%Only Muse Spark 1.3 measured
IOI (Vals AI)Not measured43.9%Only Muse Spark 1.3 measured
Terminal-Bench 2.1 (Vals AI)Not measured72.3%Only Muse Spark 1.3 measured
CyberBench (Vals AI)Not measured69.4%Only Muse Spark 1.3 measured
SciCodeNot measured59.7%Only Muse Spark 1.3 measured
FrontierSWENot measured25.8%Only Muse Spark 1.3 measured
ALE-BenchNot measured1688.3Only Muse Spark 1.3 measured
LMArena Text: codingNot measured1510Only Muse Spark 1.3 measured
LMArena Text: software and ITNot measured1511Only Muse Spark 1.3 measured
LMArena WebDev: ReactNot measured1672Only Muse Spark 1.3 measured
LMArena WebDev: HTMLNot measured1653Only Muse Spark 1.3 measured
LMArena WebDev: from an imageNot measured1640Only Muse Spark 1.3 measured
Neither model has a result on the other 25 boards here
IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index2 boards measured
Intelligence benchmarks for Llama Guard 4 12B and Muse Spark 1.3
BenchmarkLlama Guard 4 12BMuse Spark 1.3Leader
AA Intelligence IndexNot measured48.1Only Muse Spark 1.3 measured
Epoch Capabilities IndexNot measured157.2Only Muse Spark 1.3 measured
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index16 boards measured
Agentic work benchmarks for Llama Guard 4 12B and Muse Spark 1.3
BenchmarkLlama Guard 4 12BMuse Spark 1.3Leader
AA Agentic IndexNot measured55.5Only Muse Spark 1.3 measured
Design Arena: agents building web appsNot measured1297Only Muse Spark 1.3 measured
Design Arena: agents building full-stack appsNot measured1295Only Muse Spark 1.3 measured
Design Arena: agents building mobile appsNot measured1217Only Muse Spark 1.3 measured
Design Arena: agents building Godot gamesNot measured1241Only Muse Spark 1.3 measured
Design Arena: PowerPoint slidesNot measured1217Only Muse Spark 1.3 measured
Design Arena: spreadsheetsNot measured1075Only Muse Spark 1.3 measured
LiveBench researchNot measured68.6%Only Muse Spark 1.3 measured
LiveBench browserNot measured80.0%Only Muse Spark 1.3 measured
LiveBench long agenticNot measured40.4%Only Muse Spark 1.3 measured
Finance Agent (Vals AI)Not measured58.9%Only Muse Spark 1.3 measured
Tax Agent Bench (Vals AI)Not measured36.0%Only Muse Spark 1.3 measured
Legal Research Bench (Vals AI)Not measured40.9%Only Muse Spark 1.3 measured
Excel Modeling Benchmark (Vals AI)Not measured62.7%Only Muse Spark 1.3 measured
Terminal-Bench-Science (Vals AI)Not measured4.3%Only Muse Spark 1.3 measured
APEX-AgentsNot measured58.6%Only Muse Spark 1.3 measured
Neither model has a result on the other 26 boards here
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index11 boards measured
Reasoning benchmarks for Llama Guard 4 12B and Muse Spark 1.3
BenchmarkLlama Guard 4 12BMuse Spark 1.3Leader
LiveBench reasoningNot measured89.7%Only Muse Spark 1.3 measured
GPQA Diamond (Artificial Analysis run)Not measured94.1%Only Muse Spark 1.3 measured
Humanity's Last Exam (Artificial Analysis run)Not measured48.7%Only Muse Spark 1.3 measured
Chess puzzlesNot measured37.0%Only Muse Spark 1.3 measured
Mystery game puzzlesNot measured25.0%Only Muse Spark 1.3 measured
LMArena Text: hard promptsNot measured1503Only Muse Spark 1.3 measured
LMArena Text: expertNot measured1519Only Muse Spark 1.3 measured
LMArena Text: hard prompts in EnglishNot measured1500Only Muse Spark 1.3 measured
LMArena Vision: diagramsNot measured1330Only Muse Spark 1.3 measured
LMArena Vision: homeworkNot measured1296Only Muse Spark 1.3 measured
Humanity's Last Exam (Scale run)Not measured25.4%Only Muse Spark 1.3 measured
Neither model has a result on the other 12 boards here
MathDirectional onlyPublic boards, shown as published, kept out of the index7 boards measured
Math benchmarks for Llama Guard 4 12B and Muse Spark 1.3
BenchmarkLlama Guard 4 12BMuse Spark 1.3Leader
OTIS Mock AIMENot measured99.2%Only Muse Spark 1.3 measured
FrontierMath, tiers 1 to 3Not measured74.4%Only Muse Spark 1.3 measured
FrontierMath, tier 4Not measured46.3%Only Muse Spark 1.3 measured
ProofBenchNot measured58.0%Only Muse Spark 1.3 measured
LMArena Text: mathNot measured1497Only Muse Spark 1.3 measured
LMArena Text: mathematical workNot measured1491Only Muse Spark 1.3 measured
MathArenaNot measured43.0%Only Muse Spark 1.3 measured
Neither model has a result on the other 7 boards here
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index6 boards measured
Knowledge benchmarks for Llama Guard 4 12B and Muse Spark 1.3
BenchmarkLlama Guard 4 12BMuse Spark 1.3Leader
LMArena Text: scienceNot measured1507Only Muse Spark 1.3 measured
LMArena Text: medicine and healthcareNot measured1493Only Muse Spark 1.3 measured
LMArena Text: legal and governmentNot measured1499Only Muse Spark 1.3 measured
LMArena Text: business and financeNot measured1490Only Muse Spark 1.3 measured
PRBench FinanceNot measured59.5%Only Muse Spark 1.3 measured
PRBench LegalNot measured61.6%Only Muse Spark 1.3 measured
Neither model has a result on the other 14 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index9 boards measured
Web design benchmarks for Llama Guard 4 12B and Muse Spark 1.3
BenchmarkLlama Guard 4 12BMuse Spark 1.3Leader
Design Arena: websitesNot measured1356Only Muse Spark 1.3 measured
Design Arena: UI componentsNot measured1350Only Muse Spark 1.3 measured
Design Arena: game devNot measured1328Only Muse Spark 1.3 measured
Design Arena: data vizNot measured1344Only Muse Spark 1.3 measured
Design Arena: 3DNot measured1358Only Muse Spark 1.3 measured
Design Arena: all code categoriesNot measured1352Only Muse Spark 1.3 measured
Design Arena: SVGNot measured1301Only Muse Spark 1.3 measured
Design Arena: ASCII artNot measured1283Only Muse Spark 1.3 measured
LiveBench designNot measured74.8%Only Muse Spark 1.3 measured
GeneralDirectional onlyPublic boards, shown as published, kept out of the index27 boards measured
General benchmarks for Llama Guard 4 12B and Muse Spark 1.3
BenchmarkLlama Guard 4 12BMuse Spark 1.3Leader
LiveBench data analysisNot measured79.6%Only Muse Spark 1.3 measured
Long context reasoning (AA-LCR)Not measured83.0%Only Muse Spark 1.3 measured
DTBenchNot measured96.5%Only Muse Spark 1.3 measured
LMCANot measured53.9%Only Muse Spark 1.3 measured
LMArena TextNot measured1490Only Muse Spark 1.3 measured
LMArena Text: instruction followingNot measured1479Only Muse Spark 1.3 measured
LMArena Text: creative writingNot measured1462Only Muse Spark 1.3 measured
LMArena VisionNot measured1308Only Muse Spark 1.3 measured
LMArena Text: EnglishNot measured1495Only Muse Spark 1.3 measured
LMArena Text: non-EnglishNot measured1481Only Muse Spark 1.3 measured
LMArena Text: ChineseNot measured1532Only Muse Spark 1.3 measured
LMArena Text: GermanNot measured1513Only Muse Spark 1.3 measured
LMArena Text: JapaneseNot measured1470Only Muse Spark 1.3 measured
LMArena Text: KoreanNot measured1490Only Muse Spark 1.3 measured
LMArena Text: FrenchNot measured1511Only Muse Spark 1.3 measured
LMArena Text: SpanishNot measured1496Only Muse Spark 1.3 measured
LMArena Text: RussianNot measured1491Only Muse Spark 1.3 measured
LMArena Text: PolishNot measured1490Only Muse Spark 1.3 measured
LMArena Text: multi-turnNot measured1487Only Muse Spark 1.3 measured
LMArena Text: longer queriesNot measured1488Only Muse Spark 1.3 measured
LMArena Text: writing and languageNot measured1470Only Muse Spark 1.3 measured
LMArena Text: entertainment and mediaNot measured1457Only Muse Spark 1.3 measured
LMArena Vision: EnglishNot measured1298Only Muse Spark 1.3 measured
LMArena Vision: ChineseNot measured1384Only Muse Spark 1.3 measured
LMArena Vision: reading textNot measured1319Only Muse Spark 1.3 measured
LMArena Vision: humorNot measured1293Only Muse Spark 1.3 measured
LMArena Vision: creative writingNot measured1296Only Muse Spark 1.3 measured
Neither model has a result on the other 21 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

Llama Guard 4 12B$0.0003Fits in one request
Muse Spark 1.3$0.0034Fits in one request

Llama Guard 4 12B costs less

Repository review

50K input + 3K output tokens

Llama Guard 4 12B$0.0095Fits in one request
Muse Spark 1.3$0.075Fits in one request

Llama Guard 4 12B costs less

Agent loop

200K input + 10K output tokens

Llama Guard 4 12B$0.038Exceeds the context window
Muse Spark 1.3$0.292Fits in one request

Llama Guard 4 12B 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 Llama Guard 4 12B and Muse Spark 1.3
SpecificationMeta Llama Guard 4 12BMeta Muse Spark 1.3
MakerMeta LlamaMeta
WeightsOpen weightsNo public weights listed
ReleasedApril 30, 2025September 2, 2026
Context window164K1.05M
Input $/Mtok$0.18$1.25
Output $/Mtok$0.18$4.25
Coding indexNot benchmarked57.4
Independent measurements behind it04
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is Llama Guard 4 12B better than Muse Spark 1.3 for coding?

Only Muse Spark 1.3 has a coding score, 57.4 on the Vibe Coding Index; Llama Guard 4 12B has none, so the two cannot be ranked on coding. Pick Llama Guard 4 12B for output tokens 23.6x cheaper ($0.18 vs $4.25 per million).

Which is cheaper, Llama Guard 4 12B or Muse Spark 1.3?

Llama Guard 4 12B costs $0.18 per million input tokens and $0.18 per million output tokens; Muse Spark 1.3 costs $1.25 and $4.25. Cost per solved task is known for neither of them.

Which has the bigger context window, Llama Guard 4 12B or Muse Spark 1.3?

Muse Spark 1.3, with 1.05M tokens against 164K.

Has any benchmark tested both Llama Guard 4 12B and Muse Spark 1.3?

No benchmark has tested both yet. Llama Guard 4 12B has none yet; Muse Spark 1.3 on LiveBench coding, LMArena WebDev and AA Coding Index. Compare them on price and context instead. Data as of October 22, 2026.

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