| Provider | Qwen |
|---|---|
| Model ID | qwen/qwen3.5-plus-20260420 |
| Prompt Price per 1M tokens | $0.3 |
| Completion Price per 1M tokens | $1.8 |
| Sample Workload Cost 1M input + 500K output | $1.2 |
| Context Window | 1M |
| Release Date |
Qwen3.5 Plus 2026-04-20
Qwen API model specs with normalized input price, output price, context window, sample workload cost, and related comparisons.
Page updated:
Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget brief
Qwen3.5 Plus 2026-04-20 is estimated at $1.2 for the standard workload.
Qwen3.5 Plus 2026-04-20 is best suited for long-context workloads. A 1M input token plus 500K output token workload is estimated at $1.2.
Input price$0.3per 1M tokens
Output price$1.8per 1M tokens
Context window1Mreported maximum
Releasecatalog timestamp
Use this as a first-pass planning estimate, then verify provider limits, routing, discounts, and availability before production deployment.
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This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.
Alternative path
Alternative Shortlist
Use these rows to build a test shortlist around Qwen3.5 Plus 2026-04-20. Lower cost, same-provider fit, and larger context are separate decisions, so each group is ranked by a different signal.
Lower-cost alternatives
Cross-provider candidates with a lower standard 1M input plus 500K output estimate.
| Model | Provider | Sample Cost | Context | Why it is here | Next Step |
|---|---|---|---|---|---|
| 🔥Owl Alpha | OpenRouter | $0 | 1.05M | Lower standard workload estimate from another provider. | Open model Compare |
| New🔥Nemotron 3 Ultra (free) | NVIDIA | $0 | 1M | Lower standard workload estimate from another provider. | Open model Compare |
| 🔥Laguna M.1 (free) | Poolside | $0 | 262.14K | Lower standard workload estimate from another provider. | Open model Compare |
| Nemotron 3 Super (free) | NVIDIA | $0 | 1M | Lower standard workload estimate from another provider. | Open model Compare |
Same-provider swaps
Lower-cost options from the same provider, useful when account setup or procurement is already fixed.
| Model | Provider | Sample Cost | Context | Why it is here | Next Step |
|---|---|---|---|---|---|
| Qwen3 Next 80B A3B Instruct (free) | Qwen | $0 | 262.14K | Same provider with a lower standard workload estimate. | Open model Compare |
| Qwen3 Coder 480B A35B (free) | Qwen | $0 | 1.05M | Same provider with a lower standard workload estimate. | Open model Compare |
| Qwen2.5 7B Instruct | Qwen | $0.09 | 131.07K | Same provider with a lower standard workload estimate. | Open model Compare |
| Qwen3 235B A22B Instruct 2507 | Qwen | $0.14 | 262.14K | Same provider with a lower standard workload estimate. | Open model Compare |
Larger-context upgrades near this budget
Models with more context that stay within a close sample-cost band when price data is available.
| Model | Provider | Sample Cost | Context | Why it is here | Next Step |
|---|---|---|---|---|---|
| Llama 4 Scout | Meta | $0.25 | 10M | More context while staying near this model's sample-cost band. | Open model Compare |
| 🔥Owl Alpha | OpenRouter | $0 | 1.05M | More context while staying near this model's sample-cost band. | Open model Compare |
| 🔥DeepSeek V4 Flash | DeepSeek | $0.18 | 1.05M | More context while staying near this model's sample-cost band. | Open model Compare |
| 🔥MiMo-V2.5 | Xiaomi | $0.24 | 1.05M | More context while staying near this model's sample-cost band. | Open model Compare |
Qwen3.5 Plus (April 2026) is a large-scale multimodal language model from Alibaba. It accepts text, image, and video input and produces text output, with a 1M token context window. This...
Qwen3.5 Plus 2026-04-20 is best suited for long-context workloads.
A 1M input token plus 500K output token workload is estimated at $1.2.
Decision Shortcuts
Compare this model
Search head-to-head pages that include Qwen3.5 Plus 2026-04-20 and review input price, output price, context, and sample workload cost.
Find comparisonsQwen catalog
See other Qwen models before narrowing your shortlist.
Open provider hubCheaper alternatives
Start from models sorted by a standard cost estimate when budget is the first constraint.
Browse low-cost modelsLong-context alternatives
Compare large-context models for retrieval, documents, and codebase review.
Browse long-context modelsHigh-Interest Comparisons
Search this model| Comparison | Cost-first Pick | Context Pick |
|---|---|---|
| GPT-5.1 Chat vs Qwen3.5 Plus 2026-04-20 | Qwen3.5 Plus 2026-04-20 | Qwen3.5 Plus 2026-04-20 |
Popular Comparisons
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| GPT-5.1 Chat vs Qwen3.5 Plus 2026-04-20 |