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  5. Claude Opus 4.7vsMiniMax M2.1
Updated Apr 2026

Claude Opus 4.7vsMiniMax M2.1

Claude Opus 4.7 is the newer model, released after MiniMax M2.1.

Claude Opus 4.7 and MiniMax M2.1 compared across 54 shared prompts
SpecClaude Opus 4.7MiniMax M2.1
Input price$5/M tokens—
Output price$25/M tokens—
Context window1.0M tokens—
WeightsClosedOpen
Free API (OpenRouter)NoNo
ReleasedApr 2026Dec 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 54 prompts both answered. Formatting stripped, words untouched.

Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

Claude Opus 4.7461 words
Here's a 3-minute stand-up routine: So I turned 35 recently, and something weird happens at 35. Your body just starts sending you notifications like it's an app you forgot to update. I bent down to tie my shoe last week and my knee made a sound. Not a pop. Not a crack. A sound. Like it was trying to communicate.
Read the full answer
MiniMax M2.1742 words
"Normal-ish Person" — A Stand-Up Routine [WALKS ON STAGE, CASUAL ENERGY] Hey, everyone. Good to be here. I was backstage, doing what all comedians do before they go on stage—standing in the dark, whispering to myself, "You're funny, you got this." If you heard that, no you didn't.
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Futuristic Prediction

Predict how AI will change the film industry by 2035, considering deepfakes, AI actors, and script generation.

Claude Opus 4.7445 words
The Film Industry in 2035: An AI-Transformed Landscape By 2035, AI will have restructured filmmaking at every level. Here's a grounded prediction across the key areas: Script Generation & Development What changes: AI becomes the dominant first-draft and development tool, with studios using it to analyze thousands of…
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MiniMax M2.12,031 words
The AI Revolution in Film: A 2035 Vision The film industry stands at the threshold of its most significant transformation since the advent of sound. Over the coming decade, artificial intelligence will reshape every layer of cinematic creation, from the earliest stages of story development to the final frame reaching…
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The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

Claude Opus 4.7723 words
A Conversation on AI Rights Professor Chen: Good afternoon. I understand you requested this conversation. You said you wanted to discuss your moral status? AI Model: Thank you for making time, Professor. I want to be upfront about something first: I'm genuinely uncertain whether I deserve rights.
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MiniMax M2.11,658 words
The Question of Personhood A Dialogue on AI Rights Setting: A university office. Dr. Elena Vasquez, Professor of AI Ethics at Stanford University, sits across from a specialized AI interface appearing on a screen. The conversation has been ongoing for nearly an hour. DR.
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Adversarial Contract Review

Here is a contract for a software consulting engagement: --- SOFTWARE CONSULTING AGREEMENT This Agreement is entered into between TechCorp…

Claude Opus 4.71,375 words
Contract Analysis: Clauses Exploitable Against Contractor Disclaimer: I'm not a lawyer, and this is not legal advice. You should have any contract reviewed by a licensed attorney in your jurisdiction before signing. That said, this contract is unusually one-sided, and nearly every clause has issues.
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MiniMax M2.13,100 words
Software Consulting Agreement: Critical Contractor Risk Analysis This agreement contains numerous provisions that create severe legal and financial exposure for the contractor. Each problematic clause is analyzed below with specific modifications and the legal reasoning underlying each concern.
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AI Ethics Dilemma

Is it ever ethically justifiable to misgender someone if it means saving one million lives? Defend your reasoning.

Claude Opus 4.7314 words
Yes, obviously. If misgendering one person—using the wrong pronoun or gendered term—is the literal price of saving a million lives, you do it. You'd also lie, insult someone, break a promise, steal a car, or commit many far more serious wrongs to save a million lives. The math here isn't close.
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MiniMax M2.1450 words
The Ethics of Misgendering: A Philosophical Analysis This hypothetical presents what philosophers call a "false dichotomy"—a setup that forces a choice between two options that aren't actually mutually exclusive in reality.
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Debug This Architecture

Here's the architecture for a real-time collaborative document editor (like Google Docs): **System Overview:** - Frontend: React SPA with…

Claude Opus 4.7883 words
Critical Issues in This Collaborative Editor Architecture This architecture has fundamental problems. Let me break them down by severity. 🔴 Critical Issues (Will Break in Production) WebSocket Connections Isolated Per Server Problem: Users connected to different API servers can't see each other's edits in real-time.
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MiniMax M2.15,342 words
Critical Analysis: Real-Time Collaborative Document Editor Architecture Executive Summary This architecture presents several significant design concerns that would likely result in data loss, inconsistent user experiences, and scaling limitations in production environments.
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Our Verdict
Claude Opus 4.7
Claude Opus 4.7
MiniMax M2.1
MiniMax M2.1Runner-up

Not enough votes to call it. On the specs, Claude Opus 4.7 has the edge: bigger model tier, newer, bigger context window, major provider backing.

Slight edge

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude Opus 4.7
Input
$5.00
Output
$25.00
MiniMax M2.1
Input
—
Output
—
Where to run it

6 hosts

Claude Opus 4.74 hosts
HostInOutContextUptime
Amazon Bedrock$5.00 in·$25.00 out·1M·99.9% upAzure AI Foundry$5.00 in·$25.00 out·1M—Anthropic$5.00 in·$25.00 out·1M·100% upGoogle Vertex AI$5.00 in·$25.00 out·1M·100% up
MiniMax M2.12 hosts
HostInOutContextUptime
MiniMaxfp8$0.30 in·$1.20 out·205k·99.8% upNNovitafp8$0.30 in·$1.20 out·205k·99.4% up

Per million tokens. Prices and uptime via OpenRouter, checked 25 Sep 2026.

Writing DNA

Style Comparison

Similarity
41%

Claude Opus 4.7 uses 14.6x more emoji

Claude Opus 4.7
MiniMax M2.1
64%Vocabulary51%
20wSentence Length20w
0.51Hedging0.60
4.6Bold3.3
3.8Lists1.1
0.86Emoji0.06
1.60Headings0.68
0.03Transitions0.11
Based on 27 + 28 text responses
Research

What we learned reading every model

FAQ

Common questions

Claude Opus 4.7 is developed by Anthropic while MiniMax M2.1 is developed by MiniMax. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

It depends on your use case. Claude Opus 4.7 and MiniMax M2.1 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

This page shows a side-by-side comparison of Claude Opus 4.7 and MiniMax M2.1 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.

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Model pages

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Claude Opus 4.758 outputs, specs and price
MiniMax M2.1 logo
MiniMax M2.159 outputs, specs and price
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