Muse Spark Open
Muse Spark Open is capable in factuality, long context, reasoning, and multimodal tasks; and behind the leaders in coding, agentic tasks, and math. Too few results yet to rate safety, multilingual tasks, or instruction following.
Capability profile
Bars show the model's median result as a share of the leading model's, per capability. Select a row to see its results.
Too few results yet to rate Safety, Multilingual or Instruction Following.
Price
$1.25input$4.25outputper million tokens
From Artificial Analysis · 2 providers tracked · All prices
Evidence
16results on16benchmarks
- 3 independently verified
- 13 aggregator
From 4 sources · latest Oct 16, 2026 · How verification works
API features
Tool callingStructured outputsReasoning
As listed by OpenRouter
Muse Spark Open benchmark results
16 results on 16 benchmarks, grouped by capability. Each bar is the result as a share of the capability leader's; every result links to its source.
10.5% behind the leader3 of 4 ranked benchmarks measured
- AA-Omniscience · Non-hallucination75.93Oct 16, 2026omniscienceNonHallucination
- 56.60Oct 16, 2026
- AA-Omniscience · Accuracy39.27Oct 16, 2026omniscienceAccuracy
14.4% behind the leader1 of 3 ranked benchmarks measured
- 78.33Oct 16, 2026
18.5% behind the leader3 of 6 ranked benchmarks measured
- GPQA Diamond88.99Oct 16, 2026gpqa
- Humanity's Last Exam43.88Oct 16, 2026aa_hle
- 14.86Oct 16, 2026
23.7% behind the leader1 of 6 ranked benchmarks measured
- MMMU-Pro80.92Oct 16, 2026aa_mmmu_pro
30.6% behind the leader2 of 10 ranked benchmarks measured
- SciCode58.45Oct 16, 2026aa_scicode
- Terminal-Bench 2.176.40Oct 16, 2026terminalbenchV21
32.9% behind the leader2 of 7 ranked benchmarks measured
- 45.06Oct 16, 2026
- Terminal-Bench 4.08.08Oct 16, 2026
33.4% behind the leader2 of 5 ranked benchmarks measured
- 69.82Oct 16, 2026
- 31.71Oct 16, 2026
More results
Benchmarks outside the capability baskets. They are not ranked against a leader.
- AA Intelligence38.87Oct 16, 2026aa_intelligence_index
- 24.65Oct 16, 2026
Muse Spark Open: common questions
Who makes Muse Spark Open?
Muse Spark Open is made by Meta.
When was Muse Spark Open released?
Muse Spark Open was released on Oct 15, 2026, according to Artificial Analysis.
What is Muse Spark Open good at?
Muse Spark Open is capable in factuality, long context, reasoning, and multimodal tasks; and behind the leaders in coding, agentic tasks, and math. Too few results yet to rate safety, multilingual tasks, or instruction following.
How much does Muse Spark Open cost?
Muse Spark Open costs $1.25 per million input tokens and $4.25 per million output tokens, according to Artificial Analysis. We track its price at 2 providers. At a mix of three input tokens to one output token, it costs more than 73% of the 334 priced models we track.
How many benchmarks has Muse Spark Open been tested on?
We track 16 results for Muse Spark Open on 16 benchmarks from 4 sources, 3 of them independently verified. The latest was recorded on Oct 16, 2026.
Which API features does Muse Spark Open support?
OpenRouter lists tool calling, structured outputs, and reasoning for Muse Spark Open.
About this record
Where Muse Spark Open's numbers come from, and every name it appears under.
- Tracked since
- Oct 15, 2026
- Newest source mention
- Oct 16, 2026
Where the results come from
Verification: 16 scores · 3 independently verified · 13 aggregator-attributed. How these tiers are assigned
From 4 sources on 2 sites. Artificial Analysis supplies 13 of them; the 3 independently verified results come from 1 site. Bars are coloured by trust tier.
- artificialanalysis.ai13
- epoch.ai3