The AI arena is free today

Open Superagent

GLM-4.5 vs Qwen3.8 Max

Qwen3.8 Max significantly outperforms across most benchmarks.

Zhipu AI · Alibaba Cloud / Qwen Team · Updated for 2026

Which is better?

GLM-4.5 outperforms in 0 benchmarks, while Qwen3.8 Max is better at 2 benchmarks (GPQA, Humanity's Last Exam). Qwen3.8 Max significantly outperforms across most benchmarks.

Based on current benchmark, pricing, and model metadata for 2026.

Choose GLM-4.5

  • you want predictable pricing at $0.40/M input and $1.60/M output

Choose Qwen3.8 Max

  • you want the strongest raw capability — it leads on 2 of 2 shared benchmarks
  • you want the most recent training data — it shipped Aug 2026

At a glance

The differences that matter most.

Benchmark wins
0 of 2
2 of 2
Input price
$0.40 / M
— / M
Output price
$1.60 / M
— / M
Context window
131,072
Released
Jul 2025
Aug 2026
License
MIT
Qwen3.8-Max License

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

GLM-4.5 outperforms in 0 benchmarks, while Qwen3.8 Max is better at 2 benchmarks (GPQA, Humanity's Last Exam).

Qwen3.8 Max significantly outperforms across most benchmarks.

Mon Aug 24 2026 • llm-stats.com

Arena Performance

Playground indexes and blind preference scores

Model Size

Parameter count comparison

2045.0B diff

Qwen3.8 Max has 2045.0B more parameters than GLM-4.5, making it 576.1% larger.

Zhipu AI
GLM-4.5
355.0Bparameters
Alibaba Cloud / Qwen Team
Qwen3.8 Max
2.4Tparameters
355.0B
GLM-4.5
2400.0B
Qwen3.8 Max

Context Window

Maximum input and output token capacity

Only GLM-4.5 specifies input context (131,072 tokens). Only GLM-4.5 specifies output context (131,072 tokens).

Zhipu AI
GLM-4.5
Input131,072 tokens
Output131,072 tokens
Alibaba Cloud / Qwen Team
Qwen3.8 Max
Input- tokens
Output- tokens
Mon Aug 24 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Qwen3.8 Max supports multimodal inputs, whereas GLM-4.5 does not.

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

GLM-4.5

Text
Images
Audio
Video

Qwen3.8 Max

Text
Images
Audio
Video

License

Usage and distribution terms

GLM-4.5 is licensed under MIT, 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.

GLM-4.5

MIT

Open weights

Qwen3.8 Max

Qwen3.8-Max License

Open weights

Release Timeline

When each model was launched

GLM-4.5 was released on 2025-07-28, while Qwen3.8 Max was released on 2026-08-02.

Qwen3.8 Max is 12 months newer than GLM-4.5.

GLM-4.5

Jul 28, 2025

1.1 years ago

Qwen3.8 Max

Aug 2, 2026

3 weeks ago

1.0yr newer

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 GLM-4.5 and Qwen3.8 Max side-by-side, then vote on the output you prefer.

GLM-4.5
✓ Preferred
Qwen3.8 Max
Open in Playground

FAQ

Common questions about GLM-4.5 vs Qwen3.8 Max.

Which is better, GLM-4.5 or Qwen3.8 Max?

Qwen3.8 Max significantly outperforms across most benchmarks. GLM-4.5 is made by Zhipu AI and Qwen3.8 Max is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does GLM-4.5 compare to Qwen3.8 Max in benchmarks?

GLM-4.5 scores MATH-500: 98.2%, AIME 2024: 91.0%, MMLU-Pro: 84.6%, TAU-bench Retail: 79.7%, GPQA: 79.1%. 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 GLM-4.5 and Qwen3.8 Max?

GLM-4.5 supports 131K tokens and Qwen3.8 Max supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between GLM-4.5 and Qwen3.8 Max?

Key differences include multimodal support (no vs yes), licensing (MIT vs Qwen3.8-Max License). See the full comparison above for benchmark-by-benchmark results.

Who makes GLM-4.5 and Qwen3.8 Max?

GLM-4.5 is developed by Zhipu AI and Qwen3.8 Max is developed by Alibaba Cloud / Qwen Team.