- Score
- 9.4 (+0.38 points)
- Total Cost (Current Price)
- $0.183 · 89.4% cheaper
- Response Time (avg)
- 6.24s · 84.3% faster
Meta
Release: 2026-09-02
Tested on: 2026-10-01 03:07
meta/muse-spark-1.3::medium
~1T total (~50B active)MoEClosedEstimated
Summary
Muse Spark 1.3 scores 9.0 on AI BENCHY and ranks #47. It has 10.0 reliability, a 85.5% pass rate, $1.712 total cost, and 39.83s average response time.
Recommended alternatives
We recommend choosing one of these models instead:
- Score
- 9.1 (+0.14 points)
- Total Cost (Current Price)
- $0.140 · 91.9% cheaper
- Response Time (avg)
- 16.58s · 58.4% faster
- Score
- 9.6 (+0.57 points)
- Total Cost (Current Price)
- $0.460 · 73.2% cheaper
- Response Time (avg)
- 7.15s · 82.0% faster
Model facts
Researched on 2026-09-02
- 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. Meta does not disclose parameter counts or architecture; estimates follow the Muse Spark 1.2 family record.
9.0
Consistency
8.9
10.0
$1.712
Total Output Tokens
328,911
Total Input Tokens
250,676
Input Price
$1.250 / 1M
Output Price
$4.250 / 1M
Cache Read Price
$0.150 / 1M
Cache Write Price
N/A
Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.
Flaky tests
3
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.
#47 Muse Spark 1.3
medium- Cost
- $0.025
- Time
- 113.4s
- Tokens
- 5,952 tok
Run history
| Tested on | Score | Reliability | Tests Correct | Total Cost | Compare |
|---|---|---|---|---|---|
| 2026-10-01 03:07 Re-test | 9.0 | 10.0 | $1.712 | Current run | |
| 2026-09-02 21:54 Initial run | 9.0 | 9.3 | $1.075 | Compare |
Price History
Historical pricing data for this model from OpenRouter.
| Date | Input Price | Output Price | Cache Read Price | Cache Write Price |
|---|---|---|---|---|
| 2026-10-01 18:33 | $1.250 / 1M | $4.250 / 1M | $0.150 / 1M | N/A |
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
Muse Spark 1.3mediumvsQwen3.8 Max (0902)mediumMuse Spark 1.3mediumvsGemini 3.5 Flash LitehighMuse Spark 1.3mediumvsGemini 3.5 FlashlowMuse Spark 1.3mediumvsGemini 4 ArgonmediumMuse Spark 1.3mediumvsMuse Spark OpenxhighMuse Spark 1.3mediumvsClaude Opus 5lowMuse Spark 1.3mediumvsMuse WonderminimalMuse Spark 1.3mediumvsGemini 3.6 FlashlowMuse Spark 1.3mediumvsSeed 2.1 TurbohighMuse Spark 1.3mediumvsGLM 5.3 Flashmax
Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Agentic | 10.0 | 10.0 | |
| Anti-AI Tricks | 10.0 | 10.0 | |
| Coding | 10.0 | 10.0 | |
| Combined | 7.3 | 5.8 | |
| Data parsing and extraction | 10.0 | 10.0 | |
| Domain specific | 3.5 | 4.4 | |
| General Intelligence | 10.0 | 10.0 | |
| Instructions following | 9.8 | 10.0 | |
| Puzzle Solving | 10.0 | 10.0 | |
| Tool Calling | 9.6 | 10.0 | |
| Trivia | 3.0 | 10.0 |