Qwen3.5-9B API Benchmarks, Pricing & Provider Data
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Qwen3.5-9B is a multimodal foundation model from the Qwen3.5 family, designed to deliver strong reasoning, coding, and visual understanding in an efficient 9B-parameter architecture. It uses a unified...
Category Performance
Observed-capability estimates with uncertainty reported separately from independent benchmark families.
- Coverage
- 2 / 8
- Methodology
- V3.0
#1Reasoning52Provisional1/4 Measured dimensions
#2Coding43.2Provisional1/4 Measured dimensions
Specifications
Input and output token limits for this model, plus how it ranks on long-context understanding.
Features
Technical Details
- Input
- Output
- Total parameters
- 9B
- Released
- Mar 2026
- Tokenizer
- Qwen3
- Architecture
- text+image+video->text
- Moderated
- No
- Supported parameters
- frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_tokensmin_ppresence_penaltyreasoningrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p
Rankings
Excels at
Detailed scores
Updated: Aug 23, 2026Speed & latency
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Output speed89.8 tok/s#40 / 74Time to first token0.47 s#7 / 74
Speed & latency
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Pricing
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Input price$0.170/M#28 / 180Output price$0.250/M#8 / 180
Pricing
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Agents
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No data80% interval30.8–69.20/4 Measured dimensions
Agents
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Coding
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Score43.280% interval27.2–59.21/4 Measured dimensionsSciCode27.7%#166 / 204
Coding
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Reasoning
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Score5280% interval38.1–65.91/4 Measured dimensionsGPQA78.6%#98 / 211HLE9.4%#120 / 208
Reasoning
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Knowledge
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No data80% interval30.8–69.20/4 Measured dimensions
Knowledge
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Math
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No data80% interval30.8–69.20/4 Measured dimensions
Math
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Multilingual
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No data80% interval30.8–69.20/4 Measured dimensions
Multilingual
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Multimodal
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No data80% interval30.8–69.20/4 Measured dimensions
Multimodal
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Instruction following
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No data80% interval30.8–69.20/4 Measured dimensions
Instruction following
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OpenRouter endpoints
5 endpointsThird-party OpenRouter endpoint data, shown separately from LMSpeed measurements. Some 30-minute live performance fields only appear after syncing with an OpenRouter API key.
| Provider endpoint | Input | Output | 1d uptime | 30m latency | 30m throughput | Context / output |
|---|---|---|---|---|---|---|
Parasail parasail/bf16 | $0.100/M | $0.250/M | 100.0% | — | — | undefined tokens / undefined tokens |
Venice venice/fp8 | $0.100/M | $0.150/M | 99.9% | — | — | undefined tokens / undefined tokens |
Together together | $0.170/M | $0.250/M | 99.7% | — | — | undefined tokens / — |
SiliconFlow siliconflow/fp8 | $0.100/M | $0.150/M | 99.3% | — | — | undefined tokens / undefined tokens |
DeepInfra deepinfra/bf16 | $0.100/M | $0.150/M | 95.2% | — | — | undefined tokens / undefined tokens |