The AI arena is free today

Open Superagent

Hy4 preview vs Qwen3.8 Max

Hy4 preview and Qwen3.8 Max are closely matched at 51.5 and 52.7 on the LLM Stats Score.

Tencent · Alibaba Cloud / Qwen Team · Updated for 2026

Which is better?

Hy4 preview and Qwen3.8 Max are closely matched on the overall LLM Stats Score at 51.5 and 52.7.

In the 13 individual benchmarks reported for both models, Qwen3.8 Max wins 7; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Hy4 preview

  • you want the most recent training data — it shipped Aug 2026

Choose Qwen3.8 Max

  • you value its reported benchmark strengths — it wins 7 of 13 exact shared results

At a glance

The differences that matter most.

Hy4 preview
Tencent
Qwen3.8 Max
Alibaba Cloud / Qwen Team
Core performance indexes
LLM Stats Score
51.5
#10
52.7
#8
Reasoning
51.2
#8
51.4
#7
Coding
40.9
#10
40.7
#11
Agents
37.1
#11
38.3
#8
Cost, coverage & limits
Benchmark wins
6 of 13
7 of 13
Input price
— / M
$1.65 / M
Output price
— / M
$4.95 / M
Context window
—
256,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

2 shared
Index
Hy4 preview
Qwen3.8 Max
Math
40.3#12
34.8#44
Tool use
32.6#7
33.5#5
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

32 reported for Hy4 preview · 42 for Qwen3.8 Max

13 shared

Hy4 preview outperforms in 6 benchmarks (AutomationBench, Job Bench, NL2Repo, OneMillion Bench, Toolathlon, WideSearch), while Qwen3.8 Max is better at 7 benchmarks (Agents' Last Exam, GPQA, Humanity's Last Exam (with tools, text-only), SkillsBench, SWE-Bench Pro, Terminal-Bench 2.1, Workspace Bench).

Qwen3.8 Max has a slight edge in benchmark performance.

Mon Aug 31 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

1630.0B diff

Qwen3.8 Max has 1630.0B more parameters than Hy4 preview, making it 211.7% larger.

Tencent
Hy4 preview
770.0Bparameters
Alibaba Cloud / Qwen Team
Qwen3.8 Max
2.4Tparameters
770.0B
Hy4 preview
2400.0B
Qwen3.8 Max

Context Window

Maximum input and output token capacity

Only Qwen3.8 Max specifies input context (256,000 tokens). Only Qwen3.8 Max specifies output context (131,072 tokens).

Tencent
Hy4 preview
Input- tokens
Output- tokens
Alibaba Cloud / Qwen Team
Qwen3.8 Max
Input256,000 tokens
Output131,072 tokens
Mon Aug 31 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Qwen3.8 Max supports multimodal inputs, whereas Hy4 preview does not.

Qwen3.8 Max can handle both text and other forms of data like images, making it suitable for multimodal applications.

Hy4 preview

Text
Images
Audio
Video

Qwen3.8 Max

Text
Images
Audio
Video

License

Usage and distribution terms

Hy4 preview is licensed under Apache 2.0, while Qwen3.8 Max uses Qwen3.8-Max License.

License differences may affect how you can use these models in commercial or open-source projects.

Hy4 preview

Apache 2.0

Open weights

Qwen3.8 Max

Qwen3.8-Max License

Open weights

Release Timeline

When each model was launched

Hy4 preview was released on 2026-08-28, while Qwen3.8 Max was released on 2026-08-02.

Hy4 preview is 1 month newer than Qwen3.8 Max.

Hy4 preview

Aug 28, 2026

2 days ago

3w newer
Qwen3.8 Max

Aug 2, 2026

4 weeks ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Hy4 preview and Qwen3.8 Max side-by-side, then vote on the output you prefer.

Hy4 preview
✓ Preferred
Qwen3.8 Max
Open in Playground

FAQ

Common questions about Hy4 preview vs Qwen3.8 Max.

Which is better, Hy4 preview or Qwen3.8 Max?

Hy4 preview and Qwen3.8 Max are closely matched on the LLM Stats Score at 51.5 and 52.7. Hy4 preview is made by Tencent and Qwen3.8 Max is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Hy4 preview compare to Qwen3.8 Max in benchmarks?

Hy4 preview scores GPQA: 92.3%, Terminal-Bench 2.1: 85.4%, WideSearch: 83.9%, MCP Atlas: 83.7%, SWE-bench Multilingual: 82.9%. Qwen3.8 Max scores PaperBench: 93.0%, MRCR v2 (8-needle): 92.9%, GPQA: 92.6%, VideoMME w sub.: 90.4%, RealWorldQA: 88.0%.

What are the context window sizes for Hy4 preview and Qwen3.8 Max?

Hy4 preview supports an unknown number of tokens and Qwen3.8 Max supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Hy4 preview and Qwen3.8 Max?

Key differences include LLM Stats Score (51.5 vs 52.7), multimodal support (no vs yes), licensing (Apache 2.0 vs Qwen3.8-Max License). See the full comparison above for benchmark-by-benchmark results.

Who makes Hy4 preview and Qwen3.8 Max?

Hy4 preview is developed by Tencent and Qwen3.8 Max is developed by Alibaba Cloud / Qwen Team.

Related comparisons