Qwen3.5 397B A17B
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Data updated on September 30, 2026· 217 models
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.
- Reasoning estimated
- Speed estimated
- Input
- Output
- Context
- 262 K tokens
- Max output
- 236 K
- Input, $ per 1M tokens
- $0.550
- Output, $ per 1M tokens
- $3.50
- Cache read, $ per 1M
- $0.225
- Batch (input / output)
- —
- Tool calling
- Yes
- Released
- 02/16/2026
- Knowledge cutoff
- 2025-04
- API id
- qwen/qwen3.5-397b-a17b
Summary from the data
Qwen3.5 397B A17B is a Qwen model available by API since 02/16/2026. It costs $0.550 per million input tokens and $3.50 per million output tokens, accepts 262 K tokens of context and generates up to 236 K tokens per response. Input: text, image, video; output: text. It has a reasoning mode. It supports tool calling. With 10,000 requests a month of 1,500 input and 400 output tokens it would cost about $22.25 a month.
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What would your product cost?
Estimate the monthly cost with your app's real volume. List prices, no cache or batch discounts.
The 6 cheapest for this scenario (chat, last 12 months)
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- 3Qwen3.7 Flash Qwen$0.97
- 4DeepSeek V4 Flash 0731 DeepSeek$1.55
- 5Ministral 3 3B 2512 Mistral$1.90
- 6Qwen3.5-Flash Qwen$2.02
Frequently asked questions
How much does Qwen3.5 397B A17B cost per million tokens?
Qwen3.5 397B A17B costs $0.550 per million input tokens and $3.50 per million output tokens (USD, list price). Cache read: $0.225. Batch tier: not published.
What context window does Qwen3.5 397B A17B have?
Qwen3.5 397B A17B accepts 262 K tokens of context per request and generates up to 236 K tokens per response.
Does Qwen3.5 397B A17B accept images, audio or files?
Input: text, image, video. Output: text.
Does Qwen3.5 397B A17B have a reasoning mode and tool calling?
It has a reasoning mode. It supports tool calling.
When was Qwen3.5 397B A17B released and what is its knowledge cutoff?
Qwen3.5 397B A17B has been available by API since 02/16/2026. Knowledge cutoff: 2025-04.
What would an app built on Qwen3.5 397B A17B cost?
With 10,000 requests a month of 1,500 input and 400 output tokens, Qwen3.5 397B A17B would cost about $22.25 a month at list price, without cache or batch discounts.
What is the API id of Qwen3.5 397B A17B?
The id is qwen/qwen3.5-397b-a17b. It is the name passed in the model parameter of the API (or on OpenRouter).
Where do the prices come from and how often are they updated?
From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.
What does price per million tokens mean?
It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.
Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.