MODEL PROOF
Qwen3.5-Flash
TRADE-OFF
A stored alternative has an equal-or-higher score and an equal-or-lower price, with capability losses.
DeepSeek V4 Flash 0423 · Δ score 35.1 points · 1% lower measured price
- no image, video input
- Independent LMArena score
- 1,397 ± 3.65 · 61,669 votes
- Context window
- 1M
- Maximum output
- 65.54K
- Input modalities
- text, image, video
- Output modalities
- text
- Published input price
- $0.065 / 1M tokens
- Published output price
- $0.260 / 1M tokens
- Pricing kind
- fixed
Inspect complete billing conditions and endpoint terms below.
Price from Alibaba: the cheapest offer that is serving, at standard delivery and at the maker’s precision or better, at its standard rate.
Every price dimension · USD per million tokens
| Input | $0.065/M |
|---|---|
| Output | $0.260/M |
| Cached input | Unknown/M |
| Cache write | Unknown/M |
| Cache write 1h | Unknown/M |
| Reasoning | Unknown/M |
Who sells it
The same weights, different shops. Cheapest is not like-for-like when serving precision differs.
1 provider offers · rates, limits and conditions
Rates are USD per million tokens. Endpoint terms can differ even when the quoted price and precision match. A listed parameter is a provider declaration, not a task-success test.
| Seller | Input | Output | Precision | Uptime (1d) |
|---|---|---|---|---|
| Alibabaalibaba Endpoint terms
| $0.065 | $0.260 | undeclared | 99.82% |
Independent scores
| LMArena Elo | 1397default |
|---|
LMArena Elo under CC BY 4.0. Absence of another board is not a score of zero.
Capability
| Context window | 1M |
|---|---|
| Max output | 65K |
| Input modes | text, image, video |
| Tool use | yes |
| Reasoning | optional |
| Open weights | Unknown |
Provenance
| Price source | openrouter.ai |
|---|---|
| Fetched | 2026-10-06 |
| Quality data | verified |
The Qwen3.5 native vision-language Flash models are built on a hybrid architecture that integrates a linear attention mechanism with a sparse mixture-of-experts model, achieving higher inference efficiency. Compared to the...
Questions this page answers
What does Qwen3.5-Flash cost?
$0.065/M in, $0.260/M out in this catalogue, as of the fetch date on this page. That is the API row, not a subscription.
Does Qwen3.5-Flash have an independent quality score?
Qwen3.5-Flash has an LMArena score in this catalogue.
What beats Qwen3.5-Flash?
DeepSeek V4 Flash 0423 has an equal-or-higher measured score and an equal-or-lower price, with capability trade-offs.
Does this page use Artificial Analysis scores for Qwen3.5-Flash?
No. Artificial Analysis figures are not published here. Quality on this page is LMArena Elo where a score exists; otherwise the row is unrated.
MODEL MONUMENT
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The verdict as one SVG, for a README or a docs page. It states this model's dominance status at the balanced workload on the LMArena lens, with the date it was computed, and it is rebuilt with the catalogue — so it changes when the verdict changes, including to one you would rather it did not.
[](https://undominated.ai/models/qwen__qwen3.5-flash-02-23/)<a href="https://undominated.ai/models/qwen__qwen3.5-flash-02-23/"><img src="https://undominated.ai/badge/qwen__qwen3.5-flash-02-23.svg" alt="Qwen3.5-Flash — Undominated.ai dominance verdict" height="36"></a>Direct file: https://undominated.ai/badge/qwen__qwen3.5-flash-02-23.svg — a static SVG, written by scripts/build-badges.mjs on every build, so the copy you embed is never
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