Qwen3.5-9B vs Qwen3.6 35B A3B
Qwen3.6 35B A3B leads Qwen3.5-9B on the Artificial Analysis Intelligence Index, 18.2 to 13.3, and Qwen3.5-9B costs 6.7x less per output token ($0.15 vs $1.00 per million). Updated October 22, 2026; 15 benchmarks have a result for both.
Qwen3.5-9B or Qwen3.6 35B A3B: which to pick
Neither model has a coding score yet, so the two cannot be ranked on coding.
Pick Qwen3.5-9B for output tokens 6.7x cheaper ($0.15 vs $1.00 per million) and work measured by AA Coding Index or SciCode, where it leads.
- Shared results
- 15
- Qwen3.5-9B only
- 1
- Qwen3.6 35B A3B only
- 5
- Like-for-like categories
- 6 of 9
Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.
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
Qwen3.6 35B A3B
Qwen3.6 35B A3B leads, 18.2 against 13.3.
Same board, both measured
Agentic work
AA Agentic Index
No call
Only Qwen3.6 35B A3B has a AA Agentic Index result, 13.1.
Directional only
Long documents
Listed context window
No call
Both take 262K tokens.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Qwen3.5-9B
Qwen3.5-9B $0.0002, Qwen3.6 35B A3B $0.0006 per turn.
List prices
At a glance
- Coding index
- Qwen3.5-9B not benchmarked, Qwen3.6 35B A3B not benchmarked.
- Widest category
- Math, 25.0 points apart on average over 1 shared benchmark.
- Widest single gap
- OTIS Mock AIME: Qwen3.5-9B 61.7% against Qwen3.6 35B A3B 86.7%, 25.0 points apart on a 0 to 100 scale.
- Output price
- Qwen3.5-9B $0.15 against Qwen3.6 35B A3B $1.00 per million output tokens, 6.7x apart.
- Context window
- Both take 262K tokens.
Benchmark by benchmark
First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.
| Category | Qwen3.5-9B | Bars | Qwen3.6 35B A3B | Ties |
|---|---|---|---|---|
| Coding | 0 | 4 | ||
| Intelligence | 0 | 2 | ||
| Agentic work | 0 | 1 | ||
| Reasoning | 0 | 3 | ||
| Math | 0 | 1 | ||
| General | 1 | 3 | ||
| All shared boards | 1 | 14 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index04
| Benchmark | Qwen3.5-9B | Qwen3.6 35B A3B | Leader |
|---|---|---|---|
| AA Coding Index | 23.5 | 41.9 | Qwen3.6 35B A3B |
| SciCode | 29.5% | 36.6% | Qwen3.6 35B A3B |
| Terminal-Bench Hard (Artificial Analysis run) | 24.2% | 34.8% | Qwen3.6 35B A3B |
| Terminal-Bench | 9.2% | 24.6% | Qwen3.6 35B A3B |
| WeirdML | Not measured | 34.5% | Only Qwen3.6 35B A3B measured |
| Neither model has a result on the other 38 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index02
| Benchmark | Qwen3.5-9B | Qwen3.6 35B A3B | Leader |
|---|---|---|---|
| AA Intelligence Index | 13.3 | 18.2 | Qwen3.6 35B A3B |
| Epoch Capabilities Index | 139.3 | 143.7 | Qwen3.6 35B A3B |
Agentic workLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Qwen3.5-9B | Qwen3.6 35B A3B | Leader |
|---|---|---|---|
| AA Agentic Index | Not measured | 13.1 | Only Qwen3.6 35B A3B measured |
| τ²-Bench Telecom | 86.8% | 95.3% | Qwen3.6 35B A3B |
| Neither model has a result on the other 40 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index03
| Benchmark | Qwen3.5-9B | Qwen3.6 35B A3B | Leader |
|---|---|---|---|
| GPQA Diamond (Artificial Analysis run) | 80.6% | 84.1% | Qwen3.6 35B A3B |
| Humanity's Last Exam (Artificial Analysis run) | 14.9% | 22.2% | Qwen3.6 35B A3B |
| GPQA Diamond (Epoch AI run) | 79.0% | 84.8% | Qwen3.6 35B A3B |
| Mystery game puzzles | Not measured | 22.0% | Only Qwen3.6 35B A3B measured |
| Neither model has a result on the other 19 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Qwen3.5-9B | Qwen3.6 35B A3B | Leader |
|---|---|---|---|
| OTIS Mock AIME | 61.7% | 86.7% | Qwen3.6 35B A3B |
| FrontierMath, tiers 1 to 3 | Not measured | 20.4% | Only Qwen3.6 35B A3B measured |
| MathArena | 13.0% | Not measured | Only Qwen3.5-9B measured |
| Neither model has a result on the other 11 boards here | |||
KnowledgeNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Qwen3.5-9B | Qwen3.6 35B A3B | Leader |
|---|---|---|---|
| Neither model has a result on 20 boards here | |||
Web designNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Qwen3.5-9B | Qwen3.6 35B A3B | Leader |
|---|---|---|---|
| Neither model has a result on 9 boards here | |||
GeneralLike-for-likePublic boards, shown as published, kept out of the index13
| Benchmark | Qwen3.5-9B | Qwen3.6 35B A3B | Leader |
|---|---|---|---|
| IFBench | 66.7% | 64.4% | Qwen3.5-9B |
| Long context reasoning (AA-LCR) | 70.0% | 71.7% | Qwen3.6 35B A3B |
| DTBench | 71.2% | 73.9% | Qwen3.6 35B A3B |
| LMCA | 24.5% | 29.7% | Qwen3.6 35B A3B |
| Surface Evolver Bench | Not measured | 44.4% | Only Qwen3.6 35B A3B measured |
| Neither model has a result on the other 43 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Qwen3.5-9B | Qwen3.6 35B A3B | Leader |
|---|---|---|---|
| Neither model has a result on 5 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
Qwen3.5-9B costs less
Repository review
50K input + 3K output tokens
Qwen3.5-9B costs less
Agent loop
200K input + 10K output tokens
Qwen3.5-9B 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 | Qwen3.5-9B | Qwen3.6 35B A3B |
|---|---|---|
| Maker | Qwen | Qwen |
| Weights | Open weights | Open weights |
| Released | March 10, 2026 | April 27, 2026 |
| Context window | 262K | 262K |
| Input $/Mtok | $0.10 | $0.10 |
| Output $/Mtok | $0.15 | $1.00 |
| 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 Qwen3.5-9B better than Qwen3.6 35B A3B for coding?
Neither model has a coding score yet, so the two cannot be ranked on coding. Pick Qwen3.5-9B for output tokens 6.7x cheaper ($0.15 vs $1.00 per million) and work measured by AA Coding Index or SciCode, where it leads.
Which is cheaper, Qwen3.5-9B or Qwen3.6 35B A3B?
Qwen3.5-9B costs $0.10 per million input tokens and $0.15 per million output tokens; Qwen3.6 35B A3B costs $0.10 and $1.00. Cost per solved task is known for neither of them.
Which has the bigger context window, Qwen3.5-9B or Qwen3.6 35B A3B?
Neither: both take 262K tokens.
How many benchmarks is the Qwen3.5-9B vs Qwen3.6 35B A3B comparison based on?
15 benchmarks have a result for both models as of October 22, 2026. Qwen3.5-9B's coding index rests on 0 independent benchmarks and Qwen3.6 35B A3B's on 0. Where only one model has a result, the page says so instead of naming a winner.