Qwen 3.8 27B Queen
Qwen 3.8 27B Queen is a reasoning model from Qwen released on Sep 9, 2026. It reads text and images and writes text, with a 524K token context window and up to 33K tokens per reply.
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It costs $0.25 per million input tokens and $1.50 per million output tokens. Cached input bills at $0.125, 50% less than fresh input.
It supports tool calling and prompt caching, and its weights are open, so you can host it yourself.
- Modalities
- In / out price
- $0.25 / $1.50 per 1M
- Context
- 524K
- Max output
- 33K
- Released
- Sep 9, 2026
- Knowledge cutoff
- n/a
- Tool calling
- Structured output
- Reasoning
- Prompt caching
- Open weights
- Free to use
Qwen 3.8 27B Queen pricing
USD, as listed on Oct 15, 2026. Most bills are input heavy, so the cached input rate matters as much as the headline price.
| Input | $0.25 / 1M tokens | |
|---|---|---|
| Output | $1.50 / 1M tokens | |
| Cached input (read) | $0.125 / 1M tokens | 50% off input |
What Qwen 3.8 27B Queen costs per month
Pick a workload close to yours or type your own volumes.
Supported request parameters
What you can set when you call Qwen 3.8 27B Queen through an OpenAI compatible API.
- Tools
tools - Reasoning
reasoning
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Qwen 3.8 27B Queen questions
How much does the Qwen 3.8 27B Queen API cost?
$0.25 per million input tokens and $1.50 per million output tokens, with cached input at $0.125. The estimator on this page turns that into a monthly bill for your own workload.
What is the context window of Qwen 3.8 27B Queen?
524,288 tokens of input, and it can write up to 32,768 tokens in one reply. As a rough guide, a million tokens is around 750,000 English words.
Does Qwen 3.8 27B Queen support tool calling?
Yes. It accepts tool definitions, which is what an agent needs to call your APIs.
Is Qwen 3.8 27B Queen open source?
Its weights are published, so you can run it on your own hardware or a cloud of your choice. Read the license before commercial use.
When was Qwen 3.8 27B Queen released?
Sep 9, 2026.
Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.
Building on Qwen 3.8 27B Queen?
I test your real tasks on it and the two closest alternatives, then ship the agent on whichever wins on cost and accuracy.
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