Qwen3.5 Flash API Pricing
Alibaba · released 2026-02-23
Also searched as: Qwen 3.5 Flash pricing
Qwen3.5 Flash price
0.010¢ / 1K
0.040¢ / 1K
0.017¢ / 1K
Single public source; verify on the official site
Official list price from Alibaba, as recorded by models.dev
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | 0.017¢ |
| RAG query | 4,000 in / 500 out | 0.06¢ |
| Long document summary | 50,000 in / 1,000 out | 0.54¢ |
| Code review of a 2k-line file | 30,000 in / 2,000 out | 0.38¢ |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $5.10 |
Cost = (input tokens ÷ 1,000,000 × $0.10) + (output tokens ÷ 1,000,000 × $0.40).
Benchmarks
| Benchmark | Value | Source | As of |
|---|---|---|---|
| Epoch Capabilities Index (ECI) | No public data yet | ||
| Epoch Mock AIME accuracy | 84.4% | epoch | 2026-02-25 |
| Epoch FrontierMath (T1–3) accuracy | 18.2% | epoch | 2026-02-25 |
| Arena text rating | 1396 | arena | 2026-10-28 |
| Arena coding rating (human preference votes, not task accuracy) | 1435 | arena | 2026-10-28 |
| Arena math rating | 1402 | arena | 2026-10-28 |
| Arena WebDev rating | 1244 | arena | 2026-10-28 |
More from Alibaba
| Model | Released | Blended $/1M |
|---|---|---|
| Qwen-Image-2.1-Turbo | 2026-10-09 | — |
| Qwen-Image-2.1-Pro | 2026-10-02 | — |
| Qwen 3.8 Max Prime | 2026-09-23 | — |
| Qwen3.8 Omni Flash | 2026-09-17 | $0.23 |
| Qwen-Image-2.1 | 2026-09-14 | — |
| Qwen3.8 Max 0902 | 2026-09-02 | $3.00 |
| Qwen3.8 Flash Next | 2026-08-27 | — |
| Qwen3.8 Flash | 2026-08-26 | $0.23 |
Count tokens & estimate cost for Qwen3.5 Flash
Prices: Alibaba's official list price as recorded by models.dev; benchmarks: see sources below; last synced 2026-11-06.
FAQ
Who develops Qwen3.5 Flash?
Qwen3.5 Flash is developed by Alibaba, released 2026-02-23.
How much does Qwen3.5 Flash cost per million tokens?
Qwen3.5 Flash costs $0.10 per 1M input tokens and $0.40 per 1M output tokens ($0.175 blended), per Alibaba's official list price as recorded by models.dev.
What is the Qwen3.5 Flash API price?
The Qwen3.5 Flash API price is $0.10 per 1M input tokens and $0.40 per 1M output tokens ($0.175 per 1M blended).
How much does Qwen3.5 Flash cost for a typical request?
A short chat reply (500 in / 300 out tokens) costs about 0.017¢ on Qwen3.5 Flash, at $0.10/1M input and $0.40/1M output.
Is Qwen3.5 Flash free?
Qwen3.5 Flash's official API list price is $0.10 per 1M input tokens and $0.40 per 1M output tokens. This site tracks list prices only, not free tiers or trial credits — check Alibaba's site for those.
Where does this data come from?
Pricing for Qwen3.5 Flash comes from models.dev and LiteLLM (open MIT-licensed catalogs); benchmark scores come from Epoch AI and LMArena (open CC BY 4.0 licenses) — see /data-sources/. Last synced 2026-11-06.