Qwen3.5-Flash

qwen/qwen3.5-flash-20260224

Qwen3.5-Flash, provided by Qwen, accepts text, image, and video inputs and produces text output. It supports a context length of 1,000,000 tokens, with pricing of $0.065 per million input tokens and $0.26 per million output tokens. The model includes tool and reasoning support, provides open weights, and was released on 2026-02-26.

  • tool use
  • structured outputs
  • reasoning
  • open-weight

At a glance

providerqwen
releasedFeb 26, 2026
context1M
input / M$0.065

Specifications

What the API gives you

Context window
1M tokens
Max output
66K tokens
Input price
$0.065 / 1M tokens
Output price
$0.26 / 1M tokens
Cache read
Modalities
text, image, video → text
Knowledge cutoff
Released
Feb 26, 2026

Recommendation coverage

Where this model appears

Not currently included in a published recommendation. This means the available task-specific evidence did not support a ranking yet—not that the model was reviewed and rejected.

Measured evidence

Public benchmark record

LMArena WebDev
1237 Elo2026-07-16
LMArena WebDev
1237 Elo2026-07-20

LMArena data licensed CC-BY-4.0. Aider (Apache-2.0) and SWE-bench (MIT) are open.

Catalog data via OpenRouter and models.dev. Last checked within the past 6 hours.