ResearchLLM Verifications Leaderboard

Data as of · 78 models, 80 questions · reviewed by Suhas Bhairav · methodology

Head to head · tested 27 Oct 2026

Muse Spark Open vs Muse Wonder: accuracy, speed and price

Similar accuracy; Muse Spark Open costs less per question.

MetaMuse Spark Open77.5% score · #9$0.0045 per question220 tok/sMetaMuse Wonder78.8% score · #7$0.021 per question175 tok/s

Verdict

Built from the measurements below

  • Accuracy is too close to call: Muse Spark Open scored 77.5% and Muse Wonder 78.8% on the same 80 questions, a gap within what chance alone could produce.
  • Muse Spark Open is 4.7× cheaper per question as billed ($0.0045 vs $0.021), reasoning tokens included.
  • Muse Spark Open generates text 1.3× faster: 220 tokens per second against 175.
  • Muse Spark Open starts answering sooner: 0.5 s to the first token, against 16.1 s for Muse Wonder.

Which should you choose?

Choose Muse Spark Open for the lower cost per correct answer ($0.0058 against $0.027), faster streaming, a quicker first token, open weights you can run yourself and more hosts to choose from on OpenRouter (6 against 1).

Accuracy gap -1.2 points (z = -0.19). A winner is called only when z is at least 1.96, the usual 95% threshold. Speed, latency and price need a 10% margin.

Head to head

Same questions, same prompt, same API

MeasureMuse Spark OpenMuse WonderEdge
Verification scoreHigher is better77.5%78.8%Too close to call
Cost per questionLower is better$0.0045$0.021Muse Spark Open
Output speedHigher is better220175Muse Spark Open
Time to first tokenLower is better0.5 s16.1 sMuse Spark Open
End-to-end response timeLower is better3.2 s20.8 sMuse Spark Open
Tokens per questionLower is better9641,014Similar
Context windowHigher is better1M1MSimilar

Side by side

Bars are scaled to the larger of the two values. The winner on each measure is marked in bold.

Every measure

Muse Spark Open first, Muse Wonder second

Verification scorehigher is better
Muse Spark Open77.5%
Muse Wonder78.8%
Cost per questionlower is better
Muse Spark Open$0.0045
Muse Wonder$0.021
Output speedhigher is better
Muse Spark Open220
Muse Wonder175
Time to first tokenlower is better
Muse Spark Open0.5 s
Muse Wonder16.1 s
End-to-end response timelower is better
Muse Spark Open3.2 s
Muse Wonder20.8 s
Tokens per questionlower is better
Muse Spark Open964
Muse Wonder1,014
Context windowhigher is better
Muse Spark Open1M
Muse Wonder1M

Score vs. cost per question

Both models in color, every other model in grey

Most attractive quadrant0255075100$0.00001$0.0001$0.001$0.01$0.10Cost per question (USD, log) →Verification score (%) →Qwen3.8 2.4T A95BCommand AReka Flash 3Gemma 4 26B A4BGemma 4 31BQwen3.5 397B A17BHermes 4 405BMuse WonderGrok 4.7o3gpt-oss-20bMinistral 3 3B 2512Nova Micro 1.0Phi 4Granite 4.2 8BHy3GLM 5.3 FlashSolar Pro 4Trinity Large ThinkingMiniMax M3Mistral Large 4Claude Opus 5.5GPT-6.1 SolGemini 4 ArgonGPT-5.4GPT-6 Lunagpt-oss-120bLlama 4 Maverick

Specifications and pricing

From OpenRouter's catalogue, plus the leaderboard's test dates

SpecificationMuse Spark OpenMuse Wonder
CreatorMetaMeta
Released15 Oct 202612 Oct 2026
WeightsOpen weights—
ReasoningYesYes
Inputtext, image, video, file, audiotext, image, video, file, audio
Outputtexttext
Context window1M tokens1M tokens
Knowledge cutoff——
List price in / out per 1M$1.25 / $4.25$4 / $20
Blended price per 1M (3:1)$2.00$8.00
Cheapest hostMakora · $1.25 / $4.25Meta · $4 / $20
Hosts on OpenRouter61
Last tested26 Oct 202627 Oct 2026

Compare any two models →

Muse Spark Open vs Muse Wonder: frequently asked questions

Is Muse Spark Open better than Muse Wonder?
On accuracy they are statistically tied: Muse Spark Open scored 77.5% and Muse Wonder 78.8% on the same 80 questions from open datasets. Similar accuracy; Muse Spark Open costs less per question.
Which is cheaper, Muse Spark Open or Muse Wonder?
Muse Spark Open is cheaper: $0.0045 per question as billed, against $0.021. List prices: Muse Spark Open $1.25 in / $4.25 out, Muse Wonder $4 in / $20 out per million tokens.
Which is faster, Muse Spark Open or Muse Wonder?
Muse Spark Open is faster at 220 output tokens per second, against 175. Time to first token: 0.5 s for Muse Spark Open, 16.1 s for Muse Wonder.
Which has the larger context window, Muse Spark Open or Muse Wonder?
Both accept about the same amount of context: 1M and 1M tokens.