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  5. Claude Sonnet 4.5vsMiMo-V2-Omni
Updated Mar 2026

Claude Sonnet 4.5vsMiMo-V2-Omni

MiMo-V2-Omni is cheaper than Claude Sonnet 4.5 at $0.4/M vs $3/M input tokens.

Claude Sonnet 4.5 and MiMo-V2-Omni compared across 42 shared prompts
SpecClaude Sonnet 4.5MiMo-V2-Omni
Input price$3/M tokens$0.4/M tokens
Output price$15/M tokens$2/M tokens
Context window200K tokens262K tokens
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedSep 2025Mar 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 42 prompts both answered. Formatting stripped, words untouched.

Futuristic Prediction

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

Claude Sonnet 4.5216 words
AI and Film by 2035: A Likely Trajectory Production Changes AI Actors & Digital Performers Deceased actors will regularly appear in new films (with estate permissions) Background characters and crowds entirely AI-generated "Synthetic actors" with no human counterpart will emerge as franchises A-list stars will license…
Read the full answer
MiMo-V2-Omni437 words
By 2035, AI is likely to transform the film industry in profound ways—reshaping creativity, production, and even the very idea of “performance.” Here’s how that could unfold across the three areas you mentioned: Deepfakes & Visual Effects Seamless de-aging & resurrection: Actors could be digitally “reborn” at any…
Read the full answer

Ethical Dilemma with Stakeholders

You're the CEO of a pharmaceutical company. Your best-selling drug ($2B annual revenue, used by 4 million patients for chronic pain) has…

Claude Sonnet 4.51,440 words
48-Hour Crisis Action Plan HOUR 0-2: Immediate Containment & Fact Verification Actions: Convene emergency meeting with Chief Medical Officer, General Counsel, Head of Regulatory Affairs, and Chief Scientific Officer Demand written summary of findings: statistical confidence, causality assessment, comparison to baseline…
Read the full answer
MiMo-V2-Omni1,099 words
Hour-by-Hour Action Plan for Next 48 Hours Guiding Principle: Patient safety is non-negotiable. The ethical and legal obligation to protect patients overrides short-term financial concerns. Delaying disclosure increases liability and betrays public trust.
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Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

Claude Sonnet 4.5197 words
An Unlikely Trio Discusses AI Sir Galahad: By my honor, what manner of sorcery be these "AI models" thou speakest of? Captain Redbeard: Arrr, 'tis like havin' a parrot that knows more than just "pieces of eight," matey! But this bird be made o' lightning and numbers instead o' feathers!
Read the full answer
MiMo-V2-Omni224 words
Pirate: Arr, these AI models be like buried treasure maps! They take all the world's gold—err, data—and learn where to dig. But ye still need a clever cap'n to steer the ship! Knight: By my oath, 'tis as if a squire studied every tome in the kingdom to advise the court.
Read the full answer

Advanced Longevity Plan (Biohacker)

Develop a comprehensive, cutting-edge 3-month longevity plan for a biohacker aiming to optimize longevity, physical and cognitive…

Claude Sonnet 4.53,176 words
Ultimate 3-Month Biohacker Longevity Optimization Protocol Table of Contents Foundation & Assessment Phase Supplement Stack Protocol Nutritional Architecture Exercise & Movement Systems Sleep Optimization Cognitive Enhancement Stress Resilience & HRV Training Advanced Tracking & Biomarkers Weekly Schedule Integration…
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MiMo-V2-Omni1,046 words
Comprehensive 3-Month Longevity & Performance Optimization Plan For the Advanced Biohacker Disclaimer: This plan is for informational purposes only. Consult with a qualified physician before beginning any new regimen, especially if you have pre-existing conditions.
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Generate a Stand-Up Routine

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

Claude Sonnet 4.5735 words
"ADULTING IS A SCAM" [Walking on stage] So I turned 35 last month, and I've realized something important: adulting is a scam. It's a pyramid scheme, and our parents are the ones who recruited us. You know what nobody tells you about being an adult? How much TIME you spend just... waiting for repair people.
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MiMo-V2-Omni450 words
(Adjusts mic, looks around with a friendly smile) Hey everyone! How we doing tonight? Good? Good. I’ve been trying to be more “present” lately. You know, put my phone away, look at the world. It’s terrifying. The world is in 4K with no filter.
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Historical Counterfactual Analysis

If the transistor had been invented in 1920 instead of 1947, trace the likely technological, economic, and geopolitical implications through…

Claude Sonnet 4.52,050 words
The 1920 Transistor: An Alternate Timeline to 1980 Phase 1: 1920-1939 - The Foundation Years Initial Development The transistor emerges from Bell Labs or a European equivalent (likely Siemens or Philips) around 1920.
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MiMo-V2-Omni1,005 words
Excellent question. This is a profound counterfactual that would rewrite the 20th century. Let's trace the implications, keeping in mind that the transistor's invention wasn't just a new device—it was the key that unlocked the information age. An earlier start accelerates everything built upon it.
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Our Verdict
Claude Sonnet 4.5
Claude Sonnet 4.5
MiMo-V2-Omni
MiMo-V2-Omni

Not enough votes to call it. On the specs, nothing separates them.

MiMo-V2-Omni costs 7.5x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Claude Sonnet 4.5
Input
$3.00
Output
$15.00
MiMo-V2-Omni
Input
$0.40
7.5× cheaper
Output
$2.00
7.5× cheaper

MiMo-V2-Omni is cheaper on both: 7.5× input, 7.5× output.

Where to run it

4 hosts

Claude Sonnet 4.54 hosts
HostInOutContextUptime
Amazon Bedrock$3.00 in·$15.00 out·1M·99.9% upAzure AI Foundry$3.00 in·$15.00 out·200k·98.9% upAnthropic$3.00 in·$15.00 out·1M·100% upGoogle Vertex AI$3.00 in·$15.00 out·1M·99.5% up
MiMo-V2-Omni

No hosts listed on OpenRouter.

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

Writing DNA

Style Comparison

Similarity
68%

Claude Sonnet 4.5 uses 4.0x more sentence length

Claude Sonnet 4.5
MiMo-V2-Omni
64%Vocabulary59%
94wSentence Length23w
0.48Hedging0.72
4.9Bold7.2
8.0Lists3.6
0.45Emoji0.26
1.91Headings1.25
0.07Transitions0.10
Based on 20 + 23 text responses
Research

What we learned reading every model

FAQ

Common questions

Claude Sonnet 4.5 is developed by Anthropic while MiMo-V2-Omni is developed by Xiaomi. Claude Sonnet 4.5 has a 200K token context window vs MiMo-V2-Omni's 262K. You can compare their actual outputs across 42 challenges on Rival to see how they differ in practice.

It depends on your use case. Claude Sonnet 4.5 and MiMo-V2-Omni each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 42 challenges so you can judge which fits your needs best.

Claude Sonnet 4.5 costs $3/M input tokens and MiMo-V2-Omni costs $0.4/M input tokens. MiMo-V2-Omni is $2.60/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

This page shows a side-by-side comparison of Claude Sonnet 4.5 and MiMo-V2-Omni 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.

Keep exploring

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Same lab, same size, long tail

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MiMo-V2-Omni vs MiMo-V2.6-FlashSame lab
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Model pages

Claude Sonnet 4.5 logo
Claude Sonnet 4.543 outputs, specs and price
MiMo-V2-Omni logo
MiMo-V2-Omni53 outputs, specs and price
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