Qwen3.5 Plus 2026-02-15 pricing & benchmarks
Qwen3.5 Plus 2026-02-15 is available from Alibaba at $0.260 per million input tokens and $1.56 per million output tokens ($0.585 blended at 3:1). It accepts up to 1,000,000 tokens of context. The Qwen3.5 native vision-language series Plus models are built on a hybrid architecture that integrates linear attention mechanisms with sparse mixture-of-experts models, achieving higher inference efficiency. In a variety of...
Pricing
Per million tokens · OpenRouter
Input$0.260
Output$1.56
Blended (3:1)$0.585
Specification
qwen/qwen3.5-plus-02-15
Context window1M
Max output66K
ReleasedFeb 2026
LicenceProprietary
Modalitiesin:text, in:image, in:video, out:text
Benchmarks
Independently run — not vendor self-reports. Every score links its source.
| Benchmark | Score | Config | Run | Source |
|---|---|---|---|---|
| GPQA Diamond | 84.8% ±2.6 | thinking effort | 2026-08-07 | Independently run · Epoch AI |
| OTIS Mock AIME | 86.7% ±5.1 | thinking effort | 2026-08-07 | Independently run · Epoch AI |
Scores published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0.
Cheaper models that score at least as well on GPQA Diamond
Strictly lower blended price AND an equal-or-higher GPQA Diamond score. One benchmark is one dimension — a model that wins here may still be weaker at your specific task.
| Model | Provider | Blended $/1M | GPQA Diamond | |
|---|---|---|---|---|
| Qwen3.6 35B A3B | Alibaba | $0.313 (−47%) | 84.8% | Compare → |
| GPT-5.6 Luna | OpenAI | $0.450 (−23%) | 91.6% | Compare → |
| MiniMax M3 | MiniMax | $0.525 (−10%) | 90.9% | Compare → |
| Qwen3.7 Plus | Alibaba | $0.560 (−4%) | 87.9% | Compare → |
Compare Qwen3.5 Plus 2026-02-15
Qwen3.5 Plus 2026-02-15 vs Gemini 3.7 Flash
Qwen3.5 Plus 2026-02-15 vs Grok 4.6
Qwen3.5 Plus 2026-02-15 vs DeepSeek V4 Flash 0731
Qwen3.5 Plus 2026-02-15 vs Inkling Small
Qwen3.5 Plus 2026-02-15 vs Claude Opus 5
Qwen3.5 Plus 2026-02-15 vs Gemini 3.6 Flash
Qwen3.5 Plus 2026-02-15 vs Gemini 3.5 Flash Lite
Qwen3.5 Plus 2026-02-15 vs Inkling
FAQ
How much does Qwen3.5 Plus 2026-02-15 cost?
Qwen3.5 Plus 2026-02-15 costs $0.260 per million input tokens and $1.56 per million output tokens on OpenRouter. At a 3:1 input:output mix that blends to $0.585 per million tokens.
What is Qwen3.5 Plus 2026-02-15's context window?
Qwen3.5 Plus 2026-02-15 accepts up to 1,000,000 tokens of context, and can generate up to 65,536 output tokens.
How good is Qwen3.5 Plus 2026-02-15 on benchmarks?
Qwen3.5 Plus 2026-02-15 scores 84.8% on GPQA Diamond, independently run and published by Epoch AI. 2 benchmark results are listed on this page, each with its run date and source.
Is there a cheaper model as good as Qwen3.5 Plus 2026-02-15?
Yes — 4 models in our catalogue cost less per token than Qwen3.5 Plus 2026-02-15 and score at least as high on the same benchmark. The cheapest is Qwen3.6 35B A3B at $0.313 per million tokens blended.