ResearchLLM Verifications Leaderboard

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

Head to head · tested 27 Oct 2026

Llama 4 Maverick vs Muse Spark Open: accuracy, speed and price

Muse Spark Open is more accurate; Llama 4 Maverick is cheaper.

MetaLlama 4 Maverick59.0% score · #40$0.00059 per question13 tok/sMetaMuse Spark Open77.5% score · #9$0.0045 per question220 tok/s

Verdict

Built from the measurements below

  • Muse Spark Open is more accurate: 77.5% against 59.0% on the same 78 questions, a 18.5-point gap that is statistically significant.
  • Llama 4 Maverick is 7.7× cheaper per question as billed ($0.00059 vs $0.0045), reasoning tokens included.
  • Muse Spark Open generates text 16× faster: 220 tokens per second against 13.
  • Muse Spark Open starts answering sooner: 0.5 s to the first token, against 0.7 s for Llama 4 Maverick.
  • Muse Spark Open accepts more context: 1M tokens against 524k.

Which should you choose?

Choose Llama 4 Maverick for the lower cost per correct answer ($0.001 against $0.0058). Choose Muse Spark Open for the most accurate answers of the two, faster streaming, a quicker first token, a 1M-token context window and more hosts to choose from on OpenRouter (6 against 3). The widest subject gap is in engineering: Muse Spark Open answered 11 of 15 correctly, Llama 4 Maverick 6 of 14. With so few questions per subject, treat this as a lead to test on your own prompts, not a result.

Accuracy gap -18.5 points (z = -2.50). 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

MeasureLlama 4 MaverickMuse Spark OpenEdge
Verification scoreHigher is better59.0%77.5%Muse Spark Open
Cost per questionLower is better$0.00059$0.0045Llama 4 Maverick
Output speedHigher is better13220Muse Spark Open
Time to first tokenLower is better0.7 s0.5 sMuse Spark Open
End-to-end response timeLower is better27.9 s3.2 sMuse Spark Open
Tokens per questionLower is better784964Llama 4 Maverick
Context windowHigher is better524k1MMuse Spark Open

Side by side

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

Every measure

Llama 4 Maverick first, Muse Spark Open second

Verification scorehigher is better
Llama 4 Maverick59.0%
Muse Spark Open77.5%
Cost per questionlower is better
Llama 4 Maverick$0.00059
Muse Spark Open$0.0045
Output speedhigher is better
Llama 4 Maverick13
Muse Spark Open220
Time to first tokenlower is better
Llama 4 Maverick0.7 s
Muse Spark Open0.5 s
End-to-end response timelower is better
Llama 4 Maverick27.9 s
Muse Spark Open3.2 s
Tokens per questionlower is better
Llama 4 Maverick784
Muse Spark Open964
Context windowhigher is better
Llama 4 Maverick524k
Muse Spark Open1M

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

SpecificationLlama 4 MaverickMuse Spark Open
CreatorMetaMeta
Released5 Apr 202515 Oct 2026
WeightsOpen weightsOpen weights
ReasoningNoYes
Inputtext, imagetext, image, video, file, audio
Outputtexttext
Context window524k tokens1M tokens
Knowledge cutoff31 Aug 2024—
List price in / out per 1M$0.1875 / $0.6525$1.25 / $4.25
Blended price per 1M (3:1)$0.30$2.00
Cheapest hostDigitalOcean · $0.1875 / $0.6525Makora · $1.25 / $4.25
Hosts on OpenRouter36
Last tested25 Oct 202626 Oct 2026

Compare any two models →

Llama 4 Maverick vs Muse Spark Open: frequently asked questions

Is Llama 4 Maverick better than Muse Spark Open?
Muse Spark Open is more accurate: it answered 62 of 80 questions correctly (77.5%) against 46 of 78 (59.0%) for Llama 4 Maverick. Muse Spark Open is more accurate; Llama 4 Maverick is cheaper.
Which is cheaper, Llama 4 Maverick or Muse Spark Open?
Llama 4 Maverick is cheaper: $0.00059 per question as billed, against $0.0045. List prices: Llama 4 Maverick $0.1875 in / $0.6525 out, Muse Spark Open $1.25 in / $4.25 out per million tokens.
Which is faster, Llama 4 Maverick or Muse Spark Open?
Muse Spark Open is faster at 220 output tokens per second, against 13. Time to first token: 0.7 s for Llama 4 Maverick, 0.5 s for Muse Spark Open.
Which has the larger context window, Llama 4 Maverick or Muse Spark Open?
Muse Spark Open, with 1M tokens against 524k.