Noometry

Model comparison

Muse Spark 1.1 vs Reka Flash 3

Muse Spark 1.1 has enough public results to be ranked (#43); Reka Flash 3 does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

Muse Spark 1.1 Meta

49.9

Rank #43 Confirmed

Reka Flash 3 Reka

36.4

Unranked Sparse

Summary

  • They share 1 benchmark with published results for both. Muse Spark 1.1 scores higher in 2 categories and Reka Flash 3 in 0 categories; 2 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Muse Spark 1.1 leads 73.6 to 43.8.
  • Reka Flash 3 is cheaper at $0.10 / $0.20 per million input/output tokens, against $1.25 / $4.25 for Muse Spark 1.1.
  • Muse Spark 1.1 accepts more context: 1.05M tokens versus 66K.
  • Reka Flash 3 has downloadable open weights; the other is API-only.

Side by side

Muse Spark 1.1Reka Flash 3
ProviderMetaReka
Noometry Index49.936.4
Released2026-04-082025-03-10
WeightsProprietaryOpen
Context window1.05M66K
Max output131K59K
Input $ / M tokens$1.25$0.10
Output $ / M tokens$4.25$0.20
Results tracked362

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Category by category

Coding Not comparable

Muse Spark 1.1: 50.8 (#38), Reka Flash 3: —

BenchmarkMuse Spark 1.1Reka Flash 3
DeepSWE53.3%—
LMArena WebDev1542—
SciCode58.8%—
LMArena Coding1497—

Agentic & Tool Use Muse Spark 1.1 leads

Muse Spark 1.1: 33.9 (#45), Reka Flash 3: 30.1

BenchmarkMuse Spark 1.1Reka Flash 3
τ²-bench Banking40.5%—
BALROG—29.2%
GBAEval7.9%—
GDP.pdf15%—
Vending-Bench 26,520—

Reasoning Not comparable

Muse Spark 1.1: 45.9 (#41), Reka Flash 3: —

BenchmarkMuse Spark 1.1Reka Flash 3
NYT Connections (extended)84.9%—
CritPt15.1%—
LMArena Hard Prompts1486—
DTBench94.4%—
LMCA49.9%—
Surface Evolver Bench52.5%—
Epoch Capabilities Index154.32—

Math Not comparable

Muse Spark 1.1: 44.0 (#67), Reka Flash 3: —

BenchmarkMuse Spark 1.1Reka Flash 3
ProofBench39%—
LMArena Math1477—

Knowledge Not comparable

Muse Spark 1.1: 52.8 (#55), Reka Flash 3: —

BenchmarkMuse Spark 1.1Reka Flash 3
SimpleQA Verified57.8%—
LMArena Expert1480—

Multimodal Not comparable

Muse Spark 1.1: 41.9 (#28), Reka Flash 3: —

BenchmarkMuse Spark 1.1Reka Flash 3
LMArena Vision1292—
LMArena Document1465—

Multilingual Not comparable

Muse Spark 1.1: 56.8 (#16), Reka Flash 3: —

BenchmarkMuse Spark 1.1Reka Flash 3
LMArena Non-English1471—
LMArena Chinese1518—
LMArena French1494—
LMArena German1466—
LMArena Japanese1445—
LMArena Korean1459—
LMArena Russian1482—
LMArena Spanish1471—

Instruction Following Not comparable

Muse Spark 1.1: 76.8 (#36), Reka Flash 3: —

BenchmarkMuse Spark 1.1Reka Flash 3
LMArena Instruction Following1457—

Long Context Not comparable

Muse Spark 1.1: 44.8 (#55), Reka Flash 3: —

BenchmarkMuse Spark 1.1Reka Flash 3
LMArena Longer Query1463—

Writing & Preference Muse Spark 1.1 leads

Muse Spark 1.1: 73.6 (#11), Reka Flash 3: 43.8

BenchmarkMuse Spark 1.1Reka Flash 3
EQ-Bench Creative Writing19271228
LMArena Text1479—
LMArena Creative Writing1440—
EQ-Bench 41260—
LMArena Multi-Turn1484—

Frequently asked questions

Is Muse Spark 1.1 better than Reka Flash 3?

Muse Spark 1.1 has enough public results to be ranked (#43); Reka Flash 3 does not yet, so treat this comparison as directional.

Which is cheaper, Muse Spark 1.1 or Reka Flash 3?

Reka Flash 3 is cheaper. It lists at $0.10 per million input tokens and $0.20 per million output tokens; Muse Spark 1.1 lists at $1.25 and $4.25.

Which has the bigger context window?

Muse Spark 1.1 does, with 1.05M tokens against 66K.

How many benchmarks do Muse Spark 1.1 and Reka Flash 3 share?

1 benchmark has published results for both models. Muse Spark 1.1 has 36 scored results on Noometry and Reka Flash 3 has 2.

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