What is the difference between GPT-5.4 Mini and MiniMax M2.5?

GPT-5.4 Mini is developed by OpenAI while MiniMax M2.5 is developed by MiniMax. GPT-5.4 Mini has a 400K token context window vs MiniMax M2.5's 205K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, GPT-5.4 Mini or MiniMax M2.5?

It depends on your use case. GPT-5.4 Mini and MiniMax M2.5 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 GPT-5.4 Mini cost compared to MiniMax M2.5?

GPT-5.4 Mini costs $0.75/M input tokens and MiniMax M2.5 costs $0.3/M input tokens. MiniMax M2.5 is $0.45/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 GPT-5.4 Mini and MiniMax M2.5 on Rival?

This page shows a side-by-side comparison of GPT-5.4 Mini and MiniMax M2.5 across shared challenges. You can vote on which model produced the better output, and Pro users can create custom challenges to test both models with their own prompts.

Rival

Updated Mar 17, 2026

GPT-5.4 MinivsMiniMax M2.5

48 fights queued

Why GPT-5.4 Mini?

2x more context400K

Why MiniMax M2.5?

3.6x cheaper overall$0.30/M in · $1.20/M out

GPT-5.4 MiniMiniMax M2.5

Input price

$0.75/M

$0.30/M

Output price

$4.50/M

$1.20/M

Context

400K

205K

Released

Mar 2026

Feb 2026

Favorites

GPT-5.4 MiniMiniMax M2.5

Movie

The Godfather

19728.7

Pulp Fiction

19948.5

Album

Kid A

Radiohead

—

Book

Pride and Prejudice

Jane Austen

—

City

Kyoto

Japan

—

Game

The Legend of Zelda: Breath of the Wild

Adventure, Action4.5

—

6 / 48

Estimate Complexityreasoning

Tests an AI's ability to make educated estimates based on technical knowledge

GPT-5.4 Mini

Openai · Mar 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

MiniMax M2.5

Minimax · Feb 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

2 / 48

AI Board Game Logicreasoning

Tests an AI's ability to understand game rules and strategy

GPT-5.4 Mini

Openai · Mar 2026svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

MiniMax M2.5

Minimax · Feb 2026svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

3 / 48

Logic Puzzlereasoning

Tests an AI's ability to solve a simple but potentially confusing logic puzzle

GPT-5.4 Mini

Openai · Mar 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

MiniMax M2.5

Minimax · Feb 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

4 / 48

Stochastic Consistency Testanalysis

Tests an AI's randomness and creativity

GPT-5.4 Mini

Openai · Mar 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

MiniMax M2.5

Minimax · Feb 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

5 / 48

SVG Layout Challengeimage generation

Tests an AI's ability to generate vector graphics

GPT-5.4 Mini

Openai · Mar 2026svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

MiniMax M2.5

Minimax · Feb 2026svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

6 / 48

Xbox Controller SVG Artimage generation

Tests an AI's ability to create detailed SVG illustrations of gaming hardware

GPT-5.4 Mini

Openai · Mar 2026svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

MiniMax M2.5

Minimax · Feb 2026svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

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Our Verdict

GPT-5.4 Mini

MiniMax M2.5

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

MiniMax M2.5 is 3.8x cheaper per token — worth considering if cost matters.

Too close to call

These are our prompts. Yours will tell you more.

Run GPT-5.4 Mini vs MiniMax M2.5 on your actual task. 5 free credits. No card.

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FAQ

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GPT-5.4 Mini vs MiniMax M2.5

Which is better, GPT-5.4 Mini or MiniMax M2.5?