Model comparison
Qwen3.5 397B-A17B vs Qwen3 Coder Next
Qwen3.5 397B-A17B is the stronger model overall, scoring 45.7 to 33.8 on the Noometry Index. Qwen3 Coder Next costs 4.7× less per token, which makes it the better buy when Qwen3.5 397B-A17B's lead doesn't matter for your workload.
Last verified . 0 shared benchmarks.
Alibaba (Qwen)Summary
- The widest gap is in reasoning, where Qwen3.5 397B-A17B leads 33.6 to 21.7.
- Qwen3 Coder Next is cheaper at $0.12 / $0.80 per million input/output tokens, against $0.60 / $3.60 for Qwen3.5 397B-A17B.
Side by side
| Qwen3.5 397B-A17B | Qwen3 Coder Next | |
|---|---|---|
| Provider | Alibaba (Qwen) | Alibaba (Qwen) |
| Noometry Index | 45.7 | 33.8 |
| Released | 2026-02-01 | 2026-02-02 |
| Weights | Open | Open |
| Context window | 262K | 262K |
| Max output | 66K | 66K |
| Input $ / M tokens | $0.60 | $0.12 |
| Output $ / M tokens | $3.60 | $0.80 |
| Results tracked | 36 | 3 |
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Category by category
Coding Qwen3.5 397B-A17B leads
Qwen3.5 397B-A17B: 41.7 (#108), Qwen3 Coder Next: 35.8 (#206)
| Benchmark | Qwen3.5 397B-A17B | Qwen3 Coder Next |
|---|---|---|
| LMArena WebDev | 1400 | — |
| SciCode | — | 32.3% |
| WeirdML | — | 34.4% |
| LMArena Coding | 1464 | — |
Agentic & Tool Use Not comparable
Qwen3.5 397B-A17B: 33.2 (#51), Qwen3 Coder Next: —
| Benchmark | Qwen3.5 397B-A17B | Qwen3 Coder Next |
|---|---|---|
| APEX-Agents | 24.9% | — |
| τ²-bench Airline | 81.5% | — |
| τ²-bench Banking | 9.8% | — |
| τ²-bench Retail | 84.4% | — |
| τ²-bench Telecom | 97.8% | — |
Reasoning Qwen3.5 397B-A17B leads
Qwen3.5 397B-A17B: 33.6 (#62), Qwen3 Coder Next: 21.7 (#191)
| Benchmark | Qwen3.5 397B-A17B | Qwen3 Coder Next |
|---|---|---|
| Kagi LLM Benchmark | 73.7% | — |
| NYT Connections (extended) | 58.9% | — |
| CritPt | — | 0% |
| Chess Puzzles | 13% | — |
| Thematic Generalization | 65.1% | — |
| LMArena Hard Prompts | 1448 | — |
| Mystery Game Puzzles | 18% | — |
| DTBench | 87.5% | — |
| LMCA | 37.9% | — |
| Epoch Capabilities Index | 146.64 | — |
Math Not comparable
Qwen3.5 397B-A17B: 44.9 (#64), Qwen3 Coder Next: —
| Benchmark | Qwen3.5 397B-A17B | Qwen3 Coder Next |
|---|---|---|
| FrontierMath (Tiers 1-3) | 31.2% | — |
| OTIS Mock AIME 2024-2025 | 88.9% | — |
| LMArena Math | 1455 | — |
Knowledge Not comparable
Qwen3.5 397B-A17B: 53.3 (#53), Qwen3 Coder Next: —
| Benchmark | Qwen3.5 397B-A17B | Qwen3 Coder Next |
|---|---|---|
| GPQA Diamond | 86.4% | — |
| LMArena Expert | 1461 | — |
Multimodal Not comparable
Qwen3.5 397B-A17B: 40.0 (#42), Qwen3 Coder Next: —
| Benchmark | Qwen3.5 397B-A17B | Qwen3 Coder Next |
|---|---|---|
| LMArena Vision | 1262 | — |
Multilingual Not comparable
Qwen3.5 397B-A17B: 54.0 (#56), Qwen3 Coder Next: —
| Benchmark | Qwen3.5 397B-A17B | Qwen3 Coder Next |
|---|---|---|
| LMArena Non-English | 1431 | — |
| LMArena Chinese | 1501 | — |
| LMArena French | 1461 | — |
| LMArena German | 1447 | — |
| LMArena Japanese | 1427 | — |
| LMArena Korean | 1382 | — |
| LMArena Russian | 1429 | — |
| LMArena Spanish | 1443 | — |
Instruction Following Not comparable
Qwen3.5 397B-A17B: 75.2 (#73), Qwen3 Coder Next: —
| Benchmark | Qwen3.5 397B-A17B | Qwen3 Coder Next |
|---|---|---|
| LMArena Instruction Following | 1424 | — |
Long Context Not comparable
Qwen3.5 397B-A17B: 44.1 (#71), Qwen3 Coder Next: —
| Benchmark | Qwen3.5 397B-A17B | Qwen3 Coder Next |
|---|---|---|
| LMArena Longer Query | 1442 | — |
Writing & Preference Not comparable
Qwen3.5 397B-A17B: 62.5 (#74), Qwen3 Coder Next: —
| Benchmark | Qwen3.5 397B-A17B | Qwen3 Coder Next |
|---|---|---|
| LMArena Text | 1438 | — |
| LMArena Creative Writing | 1401 | — |
| EQ-Bench Creative Writing | 1478 | — |
| LMArena Multi-Turn | 1447 | — |
Frequently asked questions
Is Qwen3.5 397B-A17B better than Qwen3 Coder Next?
Qwen3.5 397B-A17B is the stronger model overall, scoring 45.7 to 33.8 on the Noometry Index. Qwen3 Coder Next costs 4.7× less per token, which makes it the better buy when Qwen3.5 397B-A17B's lead doesn't matter for your workload.
Which is cheaper, Qwen3.5 397B-A17B or Qwen3 Coder Next?
Qwen3 Coder Next is cheaper. It lists at $0.12 per million input tokens and $0.80 per million output tokens; Qwen3.5 397B-A17B lists at $0.60 and $3.60.
Is Qwen3.5 397B-A17B or Qwen3 Coder Next better for coding?
Qwen3.5 397B-A17B scores higher on coding benchmarks: 41.7 versus 35.8 in the Noometry coding category.
Which has the bigger context window?
Both accept 262K tokens.
How many benchmarks do Qwen3.5 397B-A17B and Qwen3 Coder Next share?
0 benchmarks have published results for both models. Qwen3.5 397B-A17B has 36 scored results on Noometry and Qwen3 Coder Next has 3.