Qwen: Qwen3.5-9B
Qwen3.5-9B is an advanced AI model from qwen capable of processing text, images, and videos within a vast context length of 262,144 tokens. It supports both reasoning and the use of external tools, though it does not generate structured output directly. This model excels in handling complex inputs across multiple modalities. Considering its blended benchmark score of 31.0, which is respectable but not the highest among models, Qwen3.5-9B might be a solid choice for those requiring versatile input capabilities and reasonable pricing-$0.1 per million input tokens and $0.15 per million output tokens. Its suitability depends on whether these benchmarks meet your specific needs, given that its coverage is limited to three independent evaluations as of the latest update in 2026.
Benchmark results
Independent, published benchmarks. Blended score 31.0 across 3 benchmarks, last refreshed 2026-07-29. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 35.4 |
| AI Index Coding | software engineering tasks | 47.3 |
| AI Index Agentic | multi-step tool-using tasks | 12.2 |
- Model ID
- qwen/qwen3.5-9b
- Vendor
- qwen
- Released
- March 2026
- Tokenizer
- Qwen3
- Input Modalities
- text, image, video
- Output Modalities
- text
- Max Output
- 262,144 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- no
What it costs in practice
Computed from the current $0.10/M input and $0.15/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | under $0.01 |
| Classify 1,000 customer emails | 500k in / 50k out | $0.06 |
| A month of a busy support chatbot | 5M in / 2M out | $0.80 |
Category rankings
Where Qwen: Qwen3.5-9B places across the 6 categories it ranks in. How we rank →
| # | Category | Score |
|---|---|---|
| #6 | Social Media PostsWriting · of 25 ranked | 120 |
| #6 | Voice Assistant BackendVoice · of 25 ranked | 124 |
| #6 | Cheap Bulk InferenceCost · of 25 ranked | 137 |
| #8 | Self-Hosted / LocalCost · of 25 ranked | 117 |
| #8 | Real-Time ChatLatency · of 25 ranked | 118 |
| #23 | Video Auto-TaggingVideo · of 25 ranked | 123 |
Similar models
Qwen: Qwen3.7 Flash
Qwen: Qwen3.7 Plus
Qwen: Qwen3.5 Plus 2026-04-20
Qwen: Qwen3.6 Flash
Qwen: Qwen3.6 35B A3B
Qwen: Qwen3.6 27B
Quick answers
- How much does Qwen: Qwen3.5-9B cost?
- $0.10 per million input tokens and $0.15 per million output tokens.
- What is Qwen: Qwen3.5-9B's context window?
- 262,144 tokens, roughly 393 pages of text in a single request.
- Does Qwen: Qwen3.5-9B support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Qwen: Qwen3.5-9B process images?
- Yes, it accepts image input.