#46 Muse Spark 1.2
medium- Cost
- $0.033
- Time
- 21.8s
- Tokens
- 7,846 tok
Meta
Release: 2026-08-06
Tested on: 2026-08-14 03:31
meta/muse-spark-1.2::medium
~1T total (~50B active)MoEClosedEstimated
Summary
Muse Spark 1.2 scores 8.6 on AI BENCHY and ranks #46. It has 10.0 reliability, a 74.2% pass rate, $1.339 total cost, and 19.67s average response time.
What makes Muse Spark 1.2 unique: It stands out most in Domain specific, where it ranks #3, while Anti-AI Tricks is its weakest area at #16.
Model facts
Researched on 2026-08-12
- Parameters
- ~1T total (~50B active)
- Architecture
- MoE
- Availability
- Closed
- License
- -
Best estimate from public evidence; the vendor did not disclose every value. API-only exact checkpoint; promised weights were not public at research time.
8.6
Consistency
8.7
10.0
$1.339
Total Output Tokens
278,664
Total Input Tokens
123,680
Input Price
$1.250 / 1M
Output Price
$4.250 / 1M
Flaky tests
4
Flaky tests had mixed outcomes across runs (at least one pass and one fail).
Hamster playing table tennis
Prompt: Create a detailed SVG illustration of a hamster playing table tennis.
Run history
| Tested on | Score | Reliability | Tests Correct | Total Cost | Compare |
|---|---|---|---|---|---|
| 2026-08-14 03:31 Re-test | 8.6 | 10.0 | $1.339 | Current run | |
| 2026-08-05 23:32 Initial run | 8.6 | 9.9 | $1.227 | Compare |
This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.
Run comparison
| Run | Benchmark coverage | Score | Consistency | Reliability | Tests Correct | Flaky tests | Total Output Tokens | Total Input Tokens | Total Cost | Response Time (avg) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-14 03:31 · Current run | 66/66 attempts | 8.6 | 8.7 | 10.0 | 14/22 | 4 | 278,664 | 123,680 | $1.339 | 19.67s |
| 2026-08-05 23:32 · Initial run | 66/66 attempts | 8.6 | 8.7 | 9.9 | 14/22 | 4 | 252,312 | 123,671 | $1.227 | 17.47s |
| Difference | — | 0.0 | 0.0 | +0.1 | 0 | 0 | +26352 | +9 | +$0.113 | +2195ms |
These two runs used different benchmark suites, so the deltas reflect both model changes and suite changes.
Price History
Historical pricing data for this model from OpenRouter.
| Date | Input Price | Output Price |
|---|---|---|
| 2026-08-14 12:51 | $1.250 / 1M | $4.250 / 1M |
Charts
Choose the first model, then click a second model to open a side-by-side page.
Top Models by Score
Score vs Total Cost
Response Time (avg)
Score vs Response Time (avg)
Total Output Tokens
Score vs Total Output Tokens
Quick Compare
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Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Anti-AI Tricks | 7.3 | 6.2 | |
| Coding | 10.0 | 10.0 | |
| Combined | 8.5 | 10.0 | |
| Data parsing and extraction | 10.0 | 10.0 | |
| Domain specific | 5.3 | 10.0 | |
| General Intelligence | 6.1 | 3.1 | |
| Instructions following | 9.8 | 10.0 | |
| Puzzle Solving | 8.7 | 7.7 | |
| Tool Calling | 10.0 | 10.0 | |
| Trivia | 3.0 | 10.0 |