What is the difference between Z.ai: GLM 5.2 and o3 Mini?

Z.ai: GLM 5.2 is developed by Zhipu AI while o3 Mini is developed by OpenAI. Z.ai: GLM 5.2 has a 1.0M token context window vs o3 Mini's 64K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Z.ai: GLM 5.2 or o3 Mini?

It depends on your use case. Z.ai: GLM 5.2 and o3 Mini each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does Z.ai: GLM 5.2 cost compared to o3 Mini?

Z.ai: GLM 5.2 costs $1.4/M input tokens and o3 Mini costs $1.1/M input tokens. o3 Mini is $0.30/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 5.2 and o3 Mini on Rival?

This page shows a side-by-side comparison of Z.ai: GLM 5.2 and o3 Mini 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 5.2 and o3 Mini?

Z.ai: GLM 5.2 is developed by Zhipu AI while o3 Mini is developed by OpenAI. Z.ai: GLM 5.2 has a 1.0M token context window vs o3 Mini's 64K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Z.ai: GLM 5.2 or o3 Mini?

It depends on your use case. Z.ai: GLM 5.2 and o3 Mini each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does Z.ai: GLM 5.2 cost compared to o3 Mini?

Z.ai: GLM 5.2 costs $1.4/M input tokens and o3 Mini costs $1.1/M input tokens. o3 Mini is $0.30/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 5.2 and o3 Mini on Rival?

This page shows a side-by-side comparison of Z.ai: GLM 5.2 and o3 Mini 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 5.2 vs o3 Mini: Which Is Better?

Updated Jun 2026

Our Verdict

Z.ai: GLM 5.2

o3 MiniRunner-up

No community votes yet. On paper, Z.ai: GLM 5.2 has the edge — bigger model tier, newer, bigger context window.

Slight edge

API pricing

Cost per 1M tokens

Z.ai: GLM 5.2

Input

$1.40

Output

$4.40

o3 Mini

Input

$1.10

1.3× cheaper

Output

$4.40

Writing DNA

Style Comparison

Similarity

57%

o3 Mini uses 2.7x more hedging

Z.ai: GLM 5.2

o3 Mini

56%Vocabulary65%

18wSentence Length17w

0.27Hedging0.74

3.7Bold3.9

2.8Lists1.7

0.00Emoji0.00

0.56Headings0.47

0.24Transitions0.38

Based on 27 + 12 text responses

Research

What we learned reading every model

Z.ai: GLM 5.2 and o3 Mini 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

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o3 Mini vs Claude Opus 4.1New provider

o3 Mini vs Llama 4 MaverickNew provider

Updated Jun 2026

Our Verdict

Z.ai: GLM 5.2

o3 MiniRunner-up

No community votes yet. On paper, Z.ai: GLM 5.2 has the edge — bigger model tier, newer, bigger context window.

Slight edge

API pricing

Cost per 1M tokens

Z.ai: GLM 5.2

Input

$1.40

Output

$4.40

o3 Mini

Input

$1.10

1.3× cheaper

Output

$4.40

Writing DNA

Style Comparison

Similarity

57%

o3 Mini uses 2.7x more hedging

Z.ai: GLM 5.2

o3 Mini

56%Vocabulary65%

18wSentence Length17w

0.27Hedging0.74

3.7Bold3.9

2.8Lists1.7

0.00Emoji0.00

0.56Headings0.47

0.24Transitions0.38

Based on 27 + 12 text responses

Research

What we learned reading every model

Z.ai: GLM 5.2 and o3 Mini 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

o3 Mini vs MiniMax M3New provider

o3 Mini vs Claude Opus 4.1New provider

o3 Mini vs Llama 4 MaverickNew provider