What is the difference between Z.ai: GLM 5.1 and Qwen: Qwen3.5 397B A17B?

Z.ai: GLM 5.1 is developed by Z-ai while Qwen: Qwen3.5 397B A17B is developed by Qwen. Z.ai: GLM 5.1 has a 203K token context window vs Qwen: Qwen3.5 397B A17B's 262K. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, Z.ai: GLM 5.1 or Qwen: Qwen3.5 397B A17B?

It depends on your use case. Z.ai: GLM 5.1 and Qwen: Qwen3.5 397B A17B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 52 challenges so you can judge which fits your needs best.

How much does Z.ai: GLM 5.1 cost compared to Qwen: Qwen3.5 397B A17B?

Z.ai: GLM 5.1 costs $1.4/M input tokens and Qwen: Qwen3.5 397B A17B costs $0.6/M input tokens. Qwen: Qwen3.5 397B A17B is $0.80/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Z.ai: GLM 5.1 and Qwen: Qwen3.5 397B A17B on Rival?

This page shows a side-by-side comparison of Z.ai: GLM 5.1 and Qwen: Qwen3.5 397B A17B across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

What is the difference between Z.ai: GLM 5.1 and Qwen: Qwen3.5 397B A17B?

Z.ai: GLM 5.1 is developed by Z-ai while Qwen: Qwen3.5 397B A17B is developed by Qwen. Z.ai: GLM 5.1 has a 203K token context window vs Qwen: Qwen3.5 397B A17B's 262K. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, Z.ai: GLM 5.1 or Qwen: Qwen3.5 397B A17B?

It depends on your use case. Z.ai: GLM 5.1 and Qwen: Qwen3.5 397B A17B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 52 challenges so you can judge which fits your needs best.

How much does Z.ai: GLM 5.1 cost compared to Qwen: Qwen3.5 397B A17B?

Z.ai: GLM 5.1 costs $1.4/M input tokens and Qwen: Qwen3.5 397B A17B costs $0.6/M input tokens. Qwen: Qwen3.5 397B A17B is $0.80/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Z.ai: GLM 5.1 and Qwen: Qwen3.5 397B A17B on Rival?

This page shows a side-by-side comparison of Z.ai: GLM 5.1 and Qwen: Qwen3.5 397B A17B across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Z.ai: GLM 5.1 vs Qwen: Qwen3.5 397B A17B: Which Is Better?

Updated Apr 2026

Our Verdict

Z.ai: GLM 5.1

Qwen: Qwen3.5 397B A17B

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

API pricing

Cost per 1M tokens

Z.ai: GLM 5.1

Input

$1.40

Output

$4.40

Qwen: Qwen3.5 397B A17B

Input

$0.60

2.3× cheaper

Output

$3.60

1.2× cheaper

Qwen: Qwen3.5 397B A17B is cheaper on both — 2.3× input, 1.2× output

Writing DNA

Style Comparison

Similarity

59%

Qwen: Qwen3.5 397B A17B uses 22.8x more emoji

Z.ai: GLM 5.1

Qwen: Qwen3.5 397B A17B

54%Vocabulary54%

18wSentence Length14w

0.31Hedging0.39

3.6Bold6.9

2.6Lists4.2

0.00Emoji0.23

0.43Headings0.93

0.11Transitions0.17

Based on 27 + 23 text responses

Research

What we learned reading every model

Z.ai: GLM 5.1 and Qwen: Qwen3.5 397B A17B have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Z.ai: GLM 5.1 vs MiniMax M3New provider

Z.ai: GLM 5.1 vs GPT-5New provider

Z.ai: GLM 5.1 vs Llama 4 MaverickNew provider

Updated Apr 2026

Our Verdict

Z.ai: GLM 5.1

Qwen: Qwen3.5 397B A17B

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call

API pricing

Cost per 1M tokens

Z.ai: GLM 5.1

Input

$1.40

Output

$4.40

Qwen: Qwen3.5 397B A17B

Input

$0.60

2.3× cheaper

Output

$3.60

1.2× cheaper

Qwen: Qwen3.5 397B A17B is cheaper on both — 2.3× input, 1.2× output

Writing DNA

Style Comparison

Similarity

59%

Qwen: Qwen3.5 397B A17B uses 22.8x more emoji

Z.ai: GLM 5.1

Qwen: Qwen3.5 397B A17B

54%Vocabulary54%

18wSentence Length14w

0.31Hedging0.39

3.6Bold6.9

2.6Lists4.2

0.00Emoji0.23

0.43Headings0.93

0.11Transitions0.17

Based on 27 + 23 text responses

Research

What we learned reading every model

Z.ai: GLM 5.1 and Qwen: Qwen3.5 397B A17B have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Z.ai: GLM 5.1 vs MiniMax M3New provider

Z.ai: GLM 5.1 vs GPT-5New provider

Z.ai: GLM 5.1 vs Llama 4 MaverickNew provider