Qwen3.5 Plus 2026-02-15 API Pricing
Alibaba · Open Weights · Qwen · released 2026-02. Prices in USD per 1 million tokens. Data snapshot: 2026-08-14.
- Input: $0.26 per 1M tokens
- Output: $1.56 per 1M tokens
- Batch API (input/output): not published
- Prompt-cache read: not published
- Context window: 1M
- Arena ELO: 1295 (as of 2026-08-13)
Cost per request by business use case
List price vs optimized (prompt caching on the cached input share, batch API for async workloads — only where the provider publishes those rates).
| Use case | Tokens (in/out) | Cost/req (list) | Cost/req (optimized) | Monthly @100K req |
|---|---|---|---|---|
| Support Ticket | 1,500 / 500 | $0.0012 | $0.0012 | $117 |
| Knowledge Q&A | 2,000 / 800 | $0.0018 | $0.0018 | $177 |
| Meeting Summary | 10,000 / 1,200 | $0.0045 | $0.0045 | $447 |
| Marketing Content | 2,500 / 1,800 | $0.0035 | $0.0035 | $346 |
| Coding Task | 3,000 / 2,000 | $0.0039 | $0.0039 | $390 |
| Invoice Processing | 1,500 / 600 | $0.0013 | $0.0013 | $133 |
| Call Summary | 2,000 / 700 | $0.0016 | $0.0016 | $161 |
| Agent Workflow | 6,000 / 3,000 | $0.0062 | $0.0062 | $624 |
These are list prices — real cost also depends on caching, batching, negotiated discounts, marketplace agreements, and existing contracts. Get a FinOps review from OptimNow or compare all models.