Muse Spark 1.2 Contributor vs Qwen3 Coder Next
Updated October 21, 2026. No benchmark has tested both models yet. Coding is ranked on the Vibe Coding Index; every other board is shown as published.
- Coding
- No data
- Overall
- No data
- Output $/M
- $0.20
- Coding
- No data
- Overall
- 9.2
- Output $/M
- $0.80
Decision reading
Neither model has a coding score yet, so the two cannot be ranked on coding.
Muse Spark 1.2 Contributor has the edge where output tokens cost 4.0x less, and where the context window is larger, 1.05M against 262K tokens.
No benchmark has tested both yet. Muse Spark 1.2 Contributor has none yet; Qwen3 Coder Next on AA Coding Index, SciCode and Terminal-Bench Hard (Artificial Analysis run). Compare them on price and context instead.
Which one for your work
Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.
Coding
Vibe Coding Index, six public coding benchmarks
No call
Neither has a coding score yet.
One side not measured
Intelligence
AA Intelligence Index
No call
Only Qwen3 Coder Next has a AA Intelligence Index result, 9.2.
Directional only
Agentic work
AA Agentic Index
No call
Only Qwen3 Coder Next has a AA Agentic Index result, 0.9.
Directional only
Long documents
Listed context window
Muse Spark 1.2 Contributor
Muse Spark 1.2 Contributor takes 1.05M tokens against 262K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Muse Spark 1.2 Contributor
Muse Spark 1.2 Contributor $0.0002, Qwen3 Coder Next $0.0005 per turn.
List prices
At a glance
- Coding index
- Muse Spark 1.2 Contributor not benchmarked, Qwen3 Coder Next not benchmarked.
- Widest category
- None yet: no category has been tested on both models.
- Widest single gap
- None yet: no benchmark has tested both models.
- Output price
- Muse Spark 1.2 Contributor $0.20 against Qwen3 Coder Next $0.80 per million output tokens, 4.0x apart.
- Context window
- Muse Spark 1.2 Contributor takes 1.05M tokens, Qwen3 Coder Next 262K.
Benchmark by benchmark
Every board either model has a result on, a category to a fold; bars are each result on a 0 to 100 scale. Only one model is measured on each, so no row names a leader.
CodingDirectional onlySix of these boards feed the Vibe Coding Index4 boards measured
| Benchmark | Muse Spark 1.2 Contributor | Qwen3 Coder Next | Leader |
|---|---|---|---|
| AA Coding Index | Not measured | 36.2 | Only Qwen3 Coder Next measured |
| SciCode | Not measured | 36.2% | Only Qwen3 Coder Next measured |
| Terminal-Bench Hard (Artificial Analysis run) | Not measured | 18.2% | Only Qwen3 Coder Next measured |
| WeirdML | Not measured | 34.4% | Only Qwen3 Coder Next measured |
| Neither model has a result on the other 34 boards here | |||
IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
| Benchmark | Muse Spark 1.2 Contributor | Qwen3 Coder Next | Leader |
|---|---|---|---|
| AA Intelligence Index | Not measured | 9.2 | Only Qwen3 Coder Next measured |
| Neither model has a result on the other 1 board here | |||
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index2 boards measured
| Benchmark | Muse Spark 1.2 Contributor | Qwen3 Coder Next | Leader |
|---|---|---|---|
| AA Agentic Index | Not measured | 0.9 | Only Qwen3 Coder Next measured |
| τ²-Bench Telecom | Not measured | 79.5% | Only Qwen3 Coder Next measured |
| Neither model has a result on the other 37 boards here | |||
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index2 boards measured
| Benchmark | Muse Spark 1.2 Contributor | Qwen3 Coder Next | Leader |
|---|---|---|---|
| GPQA Diamond (Artificial Analysis run) | Not measured | 73.7% | Only Qwen3 Coder Next measured |
| Humanity's Last Exam (Artificial Analysis run) | Not measured | 10.1% | Only Qwen3 Coder Next measured |
| Neither model has a result on the other 19 boards here | |||
GeneralDirectional onlyPublic boards, shown as published, kept out of the index2 boards measured
| Benchmark | Muse Spark 1.2 Contributor | Qwen3 Coder Next | Leader |
|---|---|---|---|
| IFBench | Not measured | 35.2% | Only Qwen3 Coder Next measured |
| Long context reasoning (AA-LCR) | Not measured | 47.0% | Only Qwen3 Coder Next measured |
| Neither model has a result on the other 44 boards here | |||
What each workload costs
Three fixed token mixes at each model's listed price, so per-token rates become a bill.
Chat turn
1K input + 500 output tokens
Muse Spark 1.2 Contributor costs less
Repository review
50K input + 3K output tokens
Muse Spark 1.2 Contributor costs less
Agent loop
200K input + 10K output tokens
Muse Spark 1.2 Contributor costs less
Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.
Specification differences
The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.
| Specification | Meta Muse Spark 1.2 Contributor | Qwen3 Coder Next |
|---|---|---|
| Maker | Meta | Qwen |
| Weights | No public weights listed | Open weights |
| Released | August 21, 2026 | February 4, 2026 |
| Context window | 1.05M | 262K |
| Input $/Mtok | $0.10 | $0.12 |
| Output $/Mtok | $0.20 | $0.80 |
| Coding index | Not benchmarked | Not benchmarked |
| Independent measurements behind it | 0 | 0 |
| Cost per solved task | Not computable | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Muse Spark 1.2 Contributor better than Qwen3 Coder Next for coding?
Neither model has a coding score yet, so the two cannot be ranked on coding. Muse Spark 1.2 Contributor has the edge where output tokens cost 4.0x less, and where the context window is larger, 1.05M against 262K tokens.
Which is cheaper, Muse Spark 1.2 Contributor or Qwen3 Coder Next?
Muse Spark 1.2 Contributor costs $0.10 per million input tokens and $0.20 per million output tokens; Qwen3 Coder Next costs $0.12 and $0.80. Cost per solved task is known for neither of them.
Which has the bigger context window, Muse Spark 1.2 Contributor or Qwen3 Coder Next?
Muse Spark 1.2 Contributor, with 1.05M tokens against 262K.
Has any benchmark tested both Muse Spark 1.2 Contributor and Qwen3 Coder Next?
No benchmark has tested both yet. Muse Spark 1.2 Contributor has none yet; Qwen3 Coder Next on AA Coding Index, SciCode and Terminal-Bench Hard (Artificial Analysis run). Compare them on price and context instead. Data as of October 21, 2026.