Qwen3.8 Flash
API ID qwen3.8-flash
qwen3.8-flash is a Qwen model, released August 2026. It has a 1,000,000-token context window and up to 131,072 output tokens. It takes image input and supports function calling and structured outputs. Standard price: $0.15 input and $0.47 output per 1M tokens.
- Status
- Active
- Released
- August 2026
- Shutdown
- none announced
- Replacement
- —
Qwen announces retirement dates without naming the models on a page AIWire can read. AIWire posts each new notice on the wire and will flag qwen3.8-flash if it disappears from Qwen's model list.
Features
Compare models| Feature | Value | Since | Source |
|---|---|---|---|
| Structured outputsThe model can be held to a JSON schema you supply, so every reply parses without retries or cleanup. | Supported | in place when tracking began (October 6, 2026) | source |
| Function callingAlso called tool use. You describe functions; the model replies with a function name and arguments for your code to run, then uses the result. | Supported | in place when tracking began (October 6, 2026) | source |
| Prompt cachingA prompt prefix you send again and again (system prompt, documents, tools) is cached, so later requests cost less and start faster. | Supported | in place when tracking began (October 6, 2026) | source |
| Batch APISend many requests as one job that runs in the background, usually finished within 24 hours, at a lower price than live requests. | Not supported (supported in the Beijing region only) | first seen October 10, 2026 | source |
| Image inputImages such as screenshots, photos and charts can go in the prompt for the model to read. | Supported | in place when tracking began (October 6, 2026) | source |
| Fine-tuningYou can train your own version of the model on your examples through the company's API, then call it like any other model. | Not supported | in place when tracking began (October 6, 2026) | source |
| Built-in web searchThe company's API can search the web for the model during a request and cite its sources; you don't need a search service of your own. | Supported | in place when tracking began (October 6, 2026) | source |
| Context windowThe most the model can work with in one request, in tokens: your prompt, conversation history and files. A token is about three-quarters of an English word. | 1,000,000 tokens | in place when tracking began (October 6, 2026) | source |
| Max output tokensThe longest reply the model can write in one response, in tokens. A token is about three-quarters of an English word. | 131,072 tokens | in place when tracking began (October 6, 2026) | source |
Not published by Qwen: PDF input, Reasoning / thinking, temperature parameter, top_p parameter, logprobs.
Price history
USD per 1M tokens, standard tierWe started recording this model's prices on Oct 5, 2026. The history grows with each daily check.
Show as a table
| From | Type | Price |
|---|---|---|
| Oct 5, 2026 | Input | $0.15 |
| Oct 5, 2026 | Output | $0.47 |
Prices
USD per 1M tokens, every type and band, by tier| Type | Price $/1M | In effect |
|---|---|---|
| Standard | ||
| input | $0.15 | |
| cached input | $0.016 | |
| cache write | $0.20 | |
| output | $0.47 | |
Changelog
Changes we detected on Qwen's pages- Feature changed
qwen3.8-flash: Batch API not supported → not supported (supported in the Beijing region only)
Info
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Last checked · Sources: Qwen models, Qwen deprecations, Qwen free terms