Model comparison

MiniMax-M2.5 vs Muse Spark 1.2

Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 38.3 on the Noometry Index. MiniMax-M2.5 costs 3.8× less per token, which makes it the better buy when Muse Spark 1.2's lead doesn't matter for your workload.

Last verified October 12, 2026. 19 shared benchmarks.

MiniMax-M2.5

MiniMax

38.3

Rank #188 Confirmed

Muse Spark 1.2

Summary

They share 19 benchmarks with published results for both. MiniMax-M2.5 scores higher in 1 category and Muse Spark 1.2 in 8 categories; 8 gaps are clear of the uncertainty.
The widest gap is in reasoning, where Muse Spark 1.2 leads 51.3 to 17.5.
The biggest single-benchmark swing is NYT Connections (extended): 16.8% for MiniMax-M2.5 and 79.2% for Muse Spark 1.2.
MiniMax-M2.5 is cheaper at $0.30 / $1.20 per million input/output tokens, against $1.25 / $4.25 for Muse Spark 1.2.
Muse Spark 1.2 accepts more context: 1.05M tokens versus 205K.
MiniMax-M2.5 has downloadable open weights; the other is API-only.

Side by side

MiniMax-M2.5 and Muse Spark 1.2 specifications
	MiniMax-M2.5	Muse Spark 1.2
Provider	MiniMax	Meta
Noometry Index	38.3	50.3
Released	2026-02-12	2026-08-05
Weights	Open	Proprietary
Context window	205K	1.05M
Max output	131K	131K
Input $ / M tokens	$0.30	$1.25
Output $ / M tokens	$1.20	$4.25
Results tracked	33	31

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Category by category

Coding Muse Spark 1.2 leads

MiniMax-M2.5: 48.1 (#58), Muse Spark 1.2: 49.2 (#51)

Coding benchmarks
Benchmark	MiniMax-M2.5	Muse Spark 1.2
LMArena WebDev	1387	1533
LMArena Coding	1381	1495
DeepSWE	—	54.9%
SWE-bench Verified (bash only)	75.8%	—
SWE-bench Multilingual	68.3%	—
FrontierSWE	—	12%
SciCode	—	56.4%
WeirdML	—	60.3%
ALE-Bench	618.17	—

Agentic & Tool Use Too close to call

MiniMax-M2.5: 30.4 (#77), Muse Spark 1.2: 29.4 (#87)

Agentic & Tool Use benchmarks
Benchmark	MiniMax-M2.5	Muse Spark 1.2
Terminal-Bench	42.7%	—
APEX-Agents	—	36.4%
GDP.pdf	—	16%
Vending-Bench 2	-23.16	—

Reasoning Muse Spark 1.2 leads

MiniMax-M2.5: 17.5 (#292), Muse Spark 1.2: 51.3 (#34)

Reasoning benchmarks
Benchmark	MiniMax-M2.5	Muse Spark 1.2
NYT Connections (extended)	16.8%	79.2%
LMArena Hard Prompts	1372	1486
Epoch Capabilities Index	146.68	154.87
ARC-AGI-2	4.9%	—
SimpleBench	—	74.5%
Kagi LLM Benchmark	55.2%	—
ARC-AGI-1	63.7%	—
CritPt	—	17.7%
DTBench	—	94.7%
LMCA	—	48.4%

Math Muse Spark 1.2 leads

MiniMax-M2.5: 26.9 (#253), Muse Spark 1.2: 46.4 (#70)

Math benchmarks
Benchmark	MiniMax-M2.5	Muse Spark 1.2
ProofBench	4%	43%
LMArena Math	1378	1471

Knowledge Muse Spark 1.2 leads

MiniMax-M2.5: 39.2 (#135), Muse Spark 1.2: 54.1 (#53)

Knowledge benchmarks
Benchmark	MiniMax-M2.5	Muse Spark 1.2
LMArena Expert	1379	1480
SimpleQA Verified	—	60.3%
Vectara Hallucination Rate	9.1%	—

Multimodal Not comparable

MiniMax-M2.5: —, Muse Spark 1.2: 43.4 (#25)

Multimodal benchmarks
Benchmark	MiniMax-M2.5	Muse Spark 1.2
LMArena Vision	—	1305

Multilingual Muse Spark 1.2 leads

MiniMax-M2.5: 47.1 (#152), Muse Spark 1.2: 57.1 (#11)

Multilingual benchmarks
Benchmark	MiniMax-M2.5	Muse Spark 1.2
LMArena Non-English	1338	1478
LMArena Chinese	1393	1511
LMArena French	1362	1513
LMArena Russian	1358	1487
LMArena Spanish	1354	1498
LMArena German	1362	—
LMArena Japanese	1171	—
LMArena Korean	1232	—

Instruction Following Muse Spark 1.2 leads

MiniMax-M2.5: 71.5 (#148), Muse Spark 1.2: 76.7 (#36)

Instruction Following benchmarks
Benchmark	MiniMax-M2.5	Muse Spark 1.2
LMArena Instruction Following	1353	1461

Long Context Muse Spark 1.2 leads

MiniMax-M2.5: 37.5 (#216), Muse Spark 1.2: 45.2 (#48)

Long Context benchmarks
Benchmark	MiniMax-M2.5	Muse Spark 1.2
LMArena Longer Query	1366	1475
CL-bench	11.4%	—
CL-bench Life	6.3%	—

Writing & Preference Muse Spark 1.2 leads

MiniMax-M2.5: 53.9 (#153), Muse Spark 1.2: 72.3 (#14)

Writing & Preference benchmarks
Benchmark	MiniMax-M2.5	Muse Spark 1.2
LMArena Text	1359	1482
LMArena Creative Writing	1331	1449
EQ-Bench Creative Writing	1361	1840
LMArena Multi-Turn	1364	1494

Frequently asked questions

Is MiniMax-M2.5 better than Muse Spark 1.2?

Which is cheaper, MiniMax-M2.5 or Muse Spark 1.2?

MiniMax-M2.5 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; Muse Spark 1.2 lists at $1.25 and $4.25.

Is MiniMax-M2.5 or Muse Spark 1.2 better for coding?

Muse Spark 1.2 scores higher on coding benchmarks: 49.2 versus 48.1 in the Noometry coding category.

Which has the bigger context window?

Muse Spark 1.2 does, with 1.05M tokens against 205K.

How many benchmarks do MiniMax-M2.5 and Muse Spark 1.2 share?

19 benchmarks have published results for both models. MiniMax-M2.5 has 33 scored results on Noometry and Muse Spark 1.2 has 31.