qwen3.5-flash-02-23· Released Feb 25, 2026

Name: qwen3.5-flash-02-23
Brand: qwen

qwen/qwen3.5-flash-02-23

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...

Input

From$0.0261/M

Output

From$0.2583/M

Context

Up to 1M

Max output

Up to 66K

Modalities

TextImageVideoText

Input and output show the lowest price across upstreams, for reference. Your actual prices are listed per upstream below.

Upstreams & pricing

Upstream	Context	Max output	Input $/1M	Output $/1M	Cached input $/1M
Zenlayer AI Gateway-openai_compat (Global)From price	1M	66K	≤131K$0.0261 ≤262K$0.1035 >262K$0.1548	≤131K$0.2583 ≤262K$1.0323 >262K$1.548	≤131K$0.0027 ≤262K$0.0108 >262K$0.0153

Routed in real time — you pay the listed price of whichever upstream serves your call.

How to call

curlrequest.sh

curl https://api.tkex.ai/v1/chat/completions \
  -H "Authorization: Bearer $TX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen/qwen3.5-flash-02-23",
    "messages": [
      {"role": "user", "content": "Say hello in five words."}
    ]
  }'