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Qwen3.8 Flash vs Qwen3.8 Max Preview

Compare Qwen3.8 Flash from Qwen and Qwen3.8 Max Preview from Qwen on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

QwenQwen3.8 FlashQwenQwen3.8 Max Preview
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Qwen logo
Qwen3.8 Flash
Qwen · text → text

Qwen3.8 Flash is Alibaba Cloud Qwen’s flagship native vision-language model for coding, office tasks, long-context reasoning, and agent workflows. It supports a 1M-token context, 128K output, web access, and tool calling. Compared with Qwen3.7-Plus, Qwen3.8-Flash significantly reduces training and inference costs—the training overhead is only about one-ninth of the former—while offering stronger capabilities on coding and office tasks.

Input$0.1126 /M
Output$0.38 /M
Cache read$0.0141 /M
Details
Qwen logo
Qwen3.8 Max Preview
Qwen · text, image → text

Qwen 3.8 Max Preview(Qwen3.8-Max-Preview) is the latest-generation foundation model in the Qwen family, packing 2.4T parameters and still evolving. Compared with the previous flagship Qwen 3.7 Max, it delivers major gains in core capabilities like Coding and Cowork (professional productivity), with world-leading performance on complex, long-horizon tasks such as full-stack development, data analysis, and Office workflows. Launch offer: Credits are consumed at just 20% of the standard rate, effectively 5× your usage. Limited time only.

Input$0.338 /M
Output$1.014 /M
Cache read$0.0338 /M
Details

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Qwen3.8 Flash
Qwen3.8 Max Preview
Input /M
$0.1126
$0.338
Output /M
$0.38
$1.014
Cache read /M
$0.0141
$0.0338
Context length
1,000,000
983,616
Max output
128,000
131,072
Time to First Token
2.2 s
2.4 s
Throughput
54.3 tok/s
48.1 tok/s
Modalities
text
textimage
Supported Parameters
toolsfunction callingstructured outputsweblong contextthinking
toolsfunction callingstructured outputsweblong contextthinking
API Formats
Released
August 26, 2026
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Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

qwen3.8-flashqwen3.8-max-preview

Tokens / day

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Requests / day

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Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

qwen3.8-flashqwen3.8-max-preview

Throughput (tok/s)

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TTFT (s)

-

Uptime (%)

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LMArena Benchmarks

LMArena ratings by capability (Bradley-Terry, commonly called Elo). Higher is better.

Text
qwen3.8-flashqwen3.8-max-preview
1340140014601520
Overall
14361480
Coding
14941520
Math
14601497
Hard prompts
14601502
Instruction following
14301477
Multi-turn
14461493
Creative writing
13701466
Longer query
14531492
Chinese
14991536
English
14431488
Vision
qwen3.8-flashqwen3.8-max-preview
1220126013001340
Overall
12511300
OCR
12641315
Diagram
12711326
Homework
12601334
WebDev Arena
qwen3.8-flashqwen3.8-max-preview
15201580164017001760
Overall
15941670
React
16001679
HTML
15841628
Gaming
16451735
Simulations
15881667
Data analytics
15431615

Source: LMArena (arena.ai) leaderboard, imported by AIHubMix. Models without published ratings are omitted per chart.

Cost calculator

Estimate your monthly bill for the same workload on each model.

Qwen3.8 Flash
$12.46 /mo
Qwen3.8 Max Preview
$35.49 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

Which is cheaper: Qwen3.8 Flash, Qwen3.8 Max Preview?

Qwen3.8 Flash: $0.38/M output tokens; Qwen3.8 Max Preview: $1.014/M. Use the cost calculator above to estimate your own workload.

How do their coding arena scores compare?

Qwen3.8 Max Preview: 1520; Qwen3.8 Flash: 1494 (LMArena coding leaderboard).

Which responds faster?

Qwen3.8 Flash: 2.2s time to first token measured on AIHubMix; see the live performance charts above for how each model behaves across the day.

How large is each context window?

Qwen3.8 Flash accepts 1,000,000 and Qwen3.8 Max Preview accepts 983,616 input tokens. Maximum output per request is 128,000 tokens on Qwen3.8 Flash and 131,072 tokens on Qwen3.8 Max Preview.

Which one generates tokens faster?

Qwen3.8 Flash at 54.3 tok/s and Qwen3.8 Max Preview at 48.1 tok/s, measured as output throughput on AIHubMix — a separate metric from time to first token.

What inputs and capabilities does each model support?

Qwen3.8 Flash accepts text input and supports tool calling, function calling, structured outputs, web search, long context and thinking; Qwen3.8 Max Preview accepts text and image input and supports tool calling, function calling, structured outputs, web search, long context and thinking.

Can I call Qwen3.8 Flash and Qwen3.8 Max Preview with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

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