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Qwen · API model

Qwen3.5 397B A17B

The Qwen3.5 series 397B-A17B native vision-language model is built on a hybrid architecture that integrates a linear attention mechanism with a sparse mixture-of-experts model, achieving higher inference efficiency. It delivers...

Context
262K
Input / 1M
$0.5
Output / 1M
$3.6
Released
Feb 16, 2026
Specifications

Qwen3.5 397B A17B specs

Provider
Qwen
Type
API model
Model ID
qwen/qwen3.5-397b-a17b
Context window
262,144 tokens262K
Input price
$0.5per 1M input tokens
Output price
$3.6per 1M output tokens
Accepts
image, text, video
Produces
text
Released
Feb 16, 2026
Source
OpenRouter
Overview

About Qwen3.5 397B A17B

Qwen3.5 397B A17B is an API model from Qwen, released on Feb 16, 2026, with a context window of 262,144 tokens, pricing of $0.5 per million input tokens and $3.6 per million output tokens. It accepts image, text, video input and produces text output.

At listed prices, a request with 10,000 input tokens and 1,000 output tokens costs about $0.0086.

Specs are sourced from OpenRouter and were last checked on Nov 3, 2026. Always confirm current pricing and limits with the provider before production use.

Tool callingStructured outputsJSON modeReasoning
FAQ

Qwen3.5 397B A17B questions

What is the context window of Qwen3.5 397B A17B?

Qwen3.5 397B A17B supports a context window of 262,144 tokens.

How much does Qwen3.5 397B A17B cost?

Qwen3.5 397B A17B is listed at $0.5 per million input tokens and $3.6 per million output tokens on OpenRouter.

When was Qwen3.5 397B A17B released?

Qwen3.5 397B A17B was published on Feb 16, 2026.

What inputs does Qwen3.5 397B A17B accept?

Qwen3.5 397B A17B accepts image, text, video input and produces text output.