Qwen3.8 Flash API pricing
Official Qwen list price, last checked Oct 29, 2026. Updated Oct 29, 2026.
Qwen3.8 Flash costs $0.15 per 1M input tokens and $0.47 per 1M output tokens, and a 1M-token context window, per Qwen's official pricing page (checked Oct 29, 2026). It's one of the cheapest models we track: number 9 of 77 by blended price ($0.23 per 1M tokens at a 3 to 1 input to output mix). LMArena doesn't list it on the boards we track, so we don't rank its quality. For less, look at Qwen3.7 Flash ($0.055 blended).
Qwen3.8 Flash price per million tokens
| Qwen3.8 Flash price per million tokens | USD |
|---|---|
| Input | $0.15 |
| Cached input | Not listed |
| Output | $0.47 |
| Blended, 3 parts input to 1 part output | $0.23 |
| Context window | 1M tokens |
Official note from Qwen: International (Singapore). Alibaba lists the cache-hit price only in the Model Studio console.
What Qwen3.8 Flash costs for real work
List-price estimates for a month, no discounts. Our math, not a quote: change the token counts in the plan vs API calculator.
| Workload | Tokens a month | Qwen3.8 Flash | Hunyuan Hy3 | Qwen3.7 Flash |
|---|---|---|---|---|
| Light: a side project or personal assistant | 2M in, 0.5M out | $0.54 | $0.53 | $0.12 |
| Medium: a small team or one product feature | 20M in, 5M out | $5.35 | $5.28 | $1.25 |
| Heavy: a production app | 200M in, 50M out | $53.50 | $52.80 | $12.50 |
How Qwen3.8 Flash ranks on LMArena
It isn't on any LMArena board we track as of Oct 29, 2026. We don't estimate quality for unranked models. See the best model for each task for ranked options.
Closest rivals to Qwen3.8 Flash
The models nearest in price, other makers first. Ranks are on LMArena, where we have them.
| Model | In / out | Blended | Verdict |
|---|---|---|---|
| Hunyuan Hy3 | $0.132 / $0.528 | $0.231 | Same price, no score to separate them. Compare |
| GLM-5.3 Flash | $0.15 / $0.50 | $0.2375 | Qwen3.8 Flash wins on price. Compare |
| Mistral Small 4 | $0.15 / $0.60 | $0.2625 | Qwen3.8 Flash wins on price. Compare |
| MiniMax-M3.1 Flash | $0.15 / $0.60 | $0.2625 | Qwen3.8 Flash wins on price. Compare |
Cheaper alternatives to Qwen3.8 Flash
At least 40% cheaper blended, cheapest at the bottom of the list we found.
| Model | In / out | Blended | Verdict |
|---|---|---|---|
| Qwen3.7 Flash | $0.03 / $0.13 | $0.055 | Qwen3.7 Flash wins on price. Compare |
More from Qwen
- Qwen3.5 Flash$0.10 in, $0.40 out per 1M
- Qwen3.7 Flash$0.03 in, $0.13 out per 1M
- Qwen3.6 Flash$0.25 in, $1.50 out per 1M
- Qwen3 Coder Flash$0.30 in, $1.50 out per 1M
- Qwen3.5 35B-A3B$0.25 in, $2 out per 1M
FAQ
How much does the Qwen3.8 Flash API cost per million tokens?
$0.15 per 1M input tokens and $0.47 per 1M output tokens, as of Oct 29, 2026. A typical 3 to 1 input to output mix works out to $0.23 per 1M tokens.
Does Qwen3.8 Flash charge more for long prompts?
Qwen doesn't list a long-prompt surcharge for Qwen3.8 Flash. Its pricing note says: International (Singapore). Alibaba lists the cache-hit price only in the Model Studio console.
Is Qwen3.8 Flash cheaper than Hunyuan Hy3?
No. A medium month (20M input and 5M output tokens) costs $5.35 on Qwen3.8 Flash and $5.28 on Hunyuan Hy3 at list price.
How does Qwen3.8 Flash rank on LMArena?
It isn't listed on the LMArena boards we track, so we show no quality rank rather than guess.
What is a cheaper alternative to Qwen3.8 Flash?
Qwen3.7 Flash costs $0.03 in and $0.13 out per 1M tokens, about 4.2x less blended.
Where does this Qwen3.8 Flash price come from?
From Qwen's official pricing page, which we check every day. This page was last checked Oct 29, 2026.