AI model comparison

Qwen3.8 Max (0902) vs Hy4 preview

Side by side comparison of Qwen3.8 Max (0902) and Hy4 preview on pricing, benchmark scores, context window, and more.

Qwen3.8 Max 0902 is an updated snapshot of Qwen3.8 Max from Alibaba's Qwen team.

Input / 1M
$2
Output / 1M
$6
Context
1M

Tencent: Hy4 preview is a mixture-of-experts model from Tencent, with 49B active parameters out of 770B total.

Input / 1M
$0.83
Output / 1M
$2.50
Context
1.05M

Comparing image generators? Compare image models

At a glance

Quick verdict

How the two models stack up on the things people ask about most.

Lower price

tencent logo

Hy4 preview

2.4x cheaper for a typical chat

Higher intelligence score

Not available

Not enough benchmark data

Larger context window

tencent logo

Hy4 preview

1.05M vs 1M tokens

Newer release

qwen logo

Qwen3.8 Max (0902)

Released September 3, 2026

Benchmarks

Benchmark scores

Independent scores from Artificial Analysis. Higher is better.

Intelligence index

qwen logoQwen3.8 Max (0902)33.6
tencent logoHy4 previewNot available

Coding index

qwen logoQwen3.8 Max (0902)76.2
tencent logoHy4 previewNot available

Agentic index

qwen logoQwen3.8 Max (0902)56
tencent logoHy4 previewNot available

Pricing

Qwen3.8 Max (0902) vs Hy4 preview API pricing

Per-token API rates. Cheaper option highlighted.

Metricqwen logoQwen3.8 Max (0902)tencent logoHy4 preview
Input tokensPer 1M tokens$2$0.83
Output tokensPer 1M tokens$6$2.50
Cached input (read)Per 1M tokens$0.25$0.04
Cache writePer 1M tokensNot availableNot available

What it costs in practice

Estimated cost per 1,000 requests at standard rates. Coding and long-document figures also show the cost when the input is already cached.

Chat message

2K in, 500 out

qwen logoQwen3.8 Max (0902)$7
tencent logoHy4 preview$2.92

Coding task

30K in, 4K out

qwen logoQwen3.8 Max (0902)$84$31.50 cached
tencent logoHy4 preview$35.02$11.26 cached

Long document summary

150K in, 2K out

qwen logoQwen3.8 Max (0902)$312$49.50 cached
tencent logoHy4 preview$130.10$11.30 cached

Specs

Context window and capabilities

How much each model can read, how much it can write, and what it accepts as input.

Metricqwen logoQwen3.8 Max (0902)tencent logoHy4 preview
Context window1M tokens1.05M tokens
Max output131K tokens64K tokens
Input typesImage, Text, VideoText
Output typesTextText
Reasoning effort levelsExtra high, High, Medium, Low, MinimalHigh, Low, None
Default reasoning effortExtra highHigh
Release dateSeptember 3, 2026August 28, 2026

Features

Supported features

API features available for each model.

Metricqwen logoQwen3.8 Max (0902)tencent logoHy4 preview
Tool callingSupportedSupported
Structured outputsSupportedSupported
JSON modeSupportedSupported
ReasoningSupportedSupported
TemperatureSupportedSupported
Stop sequencesSupportedSupported
Deterministic seedSupportedSupported
Verbosity controlNot supportedNot supported

Our take

Hy4 preview is 2.4x cheaper for a typical chat. Hy4 preview has the larger context window (1.05M vs 1M tokens). The right pick depends on your workload, so the quickest way to settle it is to send the same prompt to both and compare.

FAQ

Frequently asked questions

Is Qwen3.8 Max (0902) or Hy4 preview cheaper?

Hy4 preview is cheaper for a typical chat (2K input tokens and 500 output tokens). Hy4 preview costs $0.83 per 1M input tokens and $2.50 per 1M output tokens, while Qwen3.8 Max (0902) costs $2 per 1M input tokens and $6 per 1M output tokens.

Which has a bigger context window, Qwen3.8 Max (0902) or Hy4 preview?

Hy4 preview supports up to 1.05M tokens of context, compared with 1M for Qwen3.8 Max (0902).

Can I use Qwen3.8 Max (0902) and Hy4 preview at the same time?

Yes. Shortcut Chat sends one prompt to multiple models at once, so you can see Qwen3.8 Max (0902) and Hy4 preview answer side by side and keep the better response.

qwen logotencent logo

Why choose? Ask both.

Send one prompt to Qwen3.8 Max (0902) and Hy4 preview at the same time. Compare the answers side by side and keep the best one.