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Qwen/Qwen3.5-4B
alibaba·alibaba/qwen3.5-4b-2·GA·Open weights·qwen series
Qwen vision-language model for visual reasoning, documents, and agent tasks
At a glance
Reference price$0 / $0 per 1M
Cache read — · SiliconFlow (China)
Lowest paidNo paid channels
1 more $0 channels
Context262,144
Output limit65,536
Capabilities
✓ Reasoning✓ Tool use? Structured output✓ TemperatureAttachments
Modalities
TextImageVideo
Knowledge cutoff2025-04
Released / updated2026-03-03 / 2026-03-03
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 1 providers0 with public prices · 1 free
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| SiliconFlow (China) Qwen/Qwen3.5-4B | Cloud | Free | — | — | 262,144 | 65,536 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
This model is $0 across all listed channels (SiliconFlow (China)).
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
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Related models
Qwen3.5 0.8Bsame series$0.06 / $0.12Qwen3.5 4Bsame series$0.10 / $0.20Qwen3.8 27B TEEsame series$0.40 / $3.00
Price historyone sample accumulated per data sync
Input listOutput listMin blended