Alibaba Qwen · 2026-04-27
Qwen3.5 Plus 2026-04-20 pricing
Qwen3.5 Plus (April 2026) is a large-scale multimodal language model from Alibaba.
Prices from OpenRouter’s models API, updated October 29, 2026
What Qwen3.5 Plus 2026-04-20 costs a month
| Workload | Standard |
|---|---|
| Support chatbot: 1,000 chats a day, 1,500 tokens in, 400 out | $35.10 |
| Daily summaries: 10,000 a day, 3,000 tokens in, 300 out | $432 |
| Coding agent: 400 calls a day, 60,000 tokens in (80% cached), 2,000 out | $259 |
30 days. Cached input billed at the cache-read price. Use your own numbers.
Cheaper models with a similar context window
| Model | Provider | Input /1M | Output /1M | Cache read /1M | Context | Chatbot, per month* |
|---|---|---|---|---|---|---|
| GLM 5.3 Flash | Z.ai | $0.046 | $0.074 | $0.03 | 1.05M | $2.95 |
| Qwen3.7 Flash | Alibaba Qwen | $0.03 | $0.13 | $0.006 | 1M | $2.91 |
| Ling 3.0 Flash VL | inclusionai | $0.06 | $0.18 | $0.012 | 131K | $4.86 |
| Ternary Bonsai 2 9B | prism-ml | $0.08 | $0.13 | $0.04 | 262K | $5.16 |
| Qwen3.5-Flash | Alibaba Qwen | $0.065 | $0.26 | – | 1M | $6.04 |
* Support chatbot: 1,000 chats a day, 1,500 tokens in, 400 out, 30 days, no caching. Prices in US dollars per 1M tokens.
Cheaper isn’t automatically as good. Glow’s GlowBench scores models on your kind of task before suggesting a swap.
Other Qwen models
| Model | Input /1M | Output /1M | Cache read /1M | Context | Chatbot, per month* |
|---|---|---|---|---|---|
| Qwen3.8 Max Prime | $4 | $12 | $0.50 | 1M | $324 |
| Qwen3.8 Omni Flash | $0.15 | $0.47 | $0.016 | 1M | $12.39 |
| Qwen3.8 Max (0902) | $2 | $6 | $0.25 | 1M | $162 |
| Qwen3.8 Flash | $0.15 | $0.47 | $0.016 | 1M | $12.39 |
| Qwen3.8 27B | $0.039 | $1.25 | $0.0039 | 1M | $16.75 |
| Qwen3.8 2.4T A95B | $2 | $6 | $0.25 | 1.05M | $162 |
* Support chatbot: 1,000 chats a day, 1,500 tokens in, 400 out, 30 days, no caching. Prices in US dollars per 1M tokens.
Related
Qwen3.5 Plus 2026-04-20: questions
How much does Qwen3.5 Plus 2026-04-20 cost?
$0.30 per 1M input tokens and $1.80 per 1M output tokens. A 1,000-token prompt with a 500-token answer costs about $0.0012.
What is Qwen3.5 Plus 2026-04-20’s context window?
1,000,000 tokens, with up to 65,536 output tokens per response.
Is there a cheaper alternative to Qwen3.5 Plus 2026-04-20?
GLM 5.3 Flash costs $0.046 in and $0.074 out per 1M tokens with a similar context window. Whether it matches Qwen3.5 Plus 2026-04-20’s quality depends on the task: test it on your own prompts (Glow’s GlowBench does this per task).
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