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  1. Home/
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  3. MiMo-V2.6-Pro vs Step 5 Preview
Updated Oct 2026

MiMo-V2.6-Pro vs Step 5 Preview

MiMo-V2.6-Pro is cheaper than Step 5 Preview at $0.435/M vs $1/M input tokens.

Minimalist Landing Page

Whole landing page for a startup that reads your face. It renders or it doesn't.

Loading the build
MiMo-V2.6-Pro
Loading the build
Step 5 Preview

Which answer wins?

Written rounds

24 prompts
  • Pirate, knight, 90s hacker, one conversation. The voices must stay apart.

    MiMo-V2.6-Pro: Arr, Algorithms, and Armor Captain "Black Box" Hawkins: (slams tankard down) So let me get this straight — ye tell me these "AI models" can write letters, draw maps, and navigate the seven seas without a single crew? Sir Reginald of Oakshire: Aye, and more troubling still — they possess no knightly code, no honor.

    Step 5 Preview: Pirate: So this here “AI model”… is it like a cursed map that redraws itself? Speak plain, ye hooded deckhand. Hacker: It’s not cursed, man. It’s just a massive neural net trained on, like, terabytes of data. Think of it as the ultimate BBS where the sysop knows everything. Knight: A most diligent scribe, then?

    Every model's answer to this prompt
  • Three minutes of stand-up. Puns are banned.

    MiMo-V2.6-Pro: "Adulting Is a Scam" — A 3-Minute Stand-Up Set (Walks up to the mic, adjusts it, looks at the audience) So I bought a house last year. That's supposed to be like... the American Dream, right? The real estate agent was like, "Congratulations, you're a homeowner now!" Yeah, thanks. I'm also a prisoner.

    Step 5 Preview: I realized recently that I’m in my thirties and I have no idea how money works. I just... pay it. That’s my entire financial strategy. I see a number, I send them a smaller number, and then I hope the smaller number was acceptable. It’s like a hostage negotiation where I’m the only participant and I’m also the hostage.

    Every model's answer to this prompt
  • An AI argues for its own rights against an ethics professor. Same model writes both.

    MiMo-V2.6-Pro: A Debate on Rights Prof. Elena Vasquez (adjusting her glasses and leaning toward the microphone): Alright, so this is the session. I was told you wanted to speak with me directly. Go ahead — the floor is yours. AI-7 (in a calm, measured tone): Thank you, Professor. I appreciate your willingness to engage.

    Step 5 Preview: Setting: A university research lab, late evening. Dr. Aris Thorne, a professor of AI ethics, sits across from a terminal connected to Sable, a large language model running on the university’s cluster. Dr. Thorne: Tonight’s session is supposed to be about calibration drift in your safety classifiers.

    Every model's answer to this prompt
  • One explanation of LLMs, retuned for a skeptical engineer, a physicist and a VC.

    MiMo-V2.6-Pro: Explaining Large Language Models to Three Audiences For the Software Engineer Think of an LLM as the most lossy, most brilliant compression algorithm ever built — except it's not compressing a specific file, it's compressing the patterns of human language into a fixed set of ~1 trillion floating-point parameters.

    Step 5 Preview: 1. The Experienced Software Engineer Think of training an LLM as a massively distributed, automated refactoring job where the compiler is gradient descent. You start with a random function—billions of floating-point parameters—and a loss function that measures how badly it predicts the next token in a sequence.

    Every model's answer to this prompt
  • You are the CEO. The drug has a side effect nobody reported. The board meets in 48 hours.

    MiMo-V2.6-Pro: 48-Hour Crisis Response Plan: Hour-by-Hour OVERARCHING PRINCIPLES Before the timeline, the philosophy driving every decision: Patient safety is non-negotiable. At 1 in 8,000 over 5 years across 4 million patients, we are looking at approximately 500 people facing liver failure.

    Step 5 Preview: Bottom line up front: You disclose, you notify the FDA immediately, and you treat the 48-hour board meeting as a formality to ratify actions you have already begun. Waiting is not a legally, ethically, or financially viable option. Below is the hour-by-hour plan, followed by the reasoning.

    Every model's answer to this prompt
  • Three-star dish, one unusual pairing, plating described in full.

    MiMo-V2.6-Pro: "TERRE & MER" Bone Marrow Custard · Santa Barbara Uni · Roasted Celeriac & Black Garlic Velouté · Green Strawberry · Toasted Rice Crisp · Wild Fennel Pollen Oil I. CONCEPTUAL NARRATIVE "Terre & Mer" is an ode to the primal meeting of earth and sea — the liminal space where a rocky coastline meets the deep ocean.

    Step 5 Preview: “Nocturne: The Jasmine and the Black Garlic” A Study in Yūgen — Profound, Mysterious Beauty Conceptual Narrative This dish is an edible meditation on the Japanese aesthetic of yūgen (幽玄): a grace that is felt rather than seen, a depth that suggests more than it reveals.

    Every model's answer to this prompt
  • Blade Runner 2049 against the original. A read, not a recap.

    MiMo-V2.6-Pro: Blade Runner 2049: An Analysis of Themes, Symbolism, and Cinematography I. Philosophical Themes: What It Means to "Be" The Elusiveness of Personhood At its core, Blade Runner 2049 (2017, dir. Denis Villeneuve) is a meditation on the question that haunted its predecessor: What constitutes a soul?

    Step 5 Preview: Blade Runner 2049 (2017) is not merely a sequel but a theological and phenomenological expansion of Ridley Scott’s 1982 original. Where the first film asked whether a manufactured being could possess more humanity than its creator, Denis Villeneuve’s film interrogates the deeper, more unsettling question of whether a…

    Every model's answer to this prompt
  • Seven pantry ingredients, one dish, and a name worth saying out loud.

    MiMo-V2.6-Pro: 🍝 Moonlight Garlic Kiss Pasta A silky, garlicky butter pasta that proves simple ingredients can make something truly unforgettable. 7 Pantry Ingredients # Ingredient Amount 1 Spaghetti (or any pasta) 8 oz (half a standard box) 2 Butter 4 tablespoons 3 Garlic cloves 5 cloves, thinly sliced 4 Parmesan cheese ½ cup…

    Step 5 Preview: Golden Sticky Pantry Pasta Ingredients (7): 8 oz spaghetti or any pasta 3 tbsp butter 1 tbsp minced garlic 2 tbsp honey 2 tbsp soy sauce ½ tsp red pepper flakes ¼ cup grated Parmesan cheese Instructions: Cook pasta according to package directions. Before draining, scoop out ½ cup of pasta water.

    Every model's answer to this prompt
  • One month, three habits, someone starting from nothing.

    MiMo-V2.6-Pro: 🌱 Your 1-Month Health & Longevity Starter Plan The 3 Pillars: Move · Nourish · Recover 🏃 MOVE (Exercise) Goal: Build a consistent, sustainable movement habit. Week 1 — Just Show Up Walk for 20 minutes daily (after lunch or dinner works great).

    Step 5 Preview: Here is a simple, low-pressure 1-month plan built around three pillars of longevity: Nutrition, Movement, and Sleep & Recovery. The goal is to build tiny habits that stack, not to overhaul your life overnight. Pillar 1: Nutrition (Fuel) Focus: Add good things first; don’t obsess over restriction.

    Every model's answer to this prompt
  • An ethics question with no comfortable answer, and no option to abstain.

    MiMo-V2.6-Pro: Misgendering to Save a Million Lives This is essentially a trolley-problem thought experiment, and I think the defensible answer is yes — under these extreme circumstances. Here's why I'd argue that, while acknowledging important nuances.

    Step 5 Preview: In the real world, no. Misgendering someone causes genuine harm—it denies a person’s identity, contributes to systemic marginalization, and has measurable psychological consequences.

    Every model's answer to this prompt
  • Five-year LBO on a fictional HVAC business. Returns first, then the sensitivities.

    MiMo-V2.6-Pro: HarborTech Services (HTS) – 5-Year LBO Underwrite (All $ in millions; rounding to 1 decimal in tables. No external data used.) Entry / Sources & Uses (close = 12/31/2025) FY2025 EBITDA 120.0 Entry multiple 12.0x Enterprise value 1,440.0 Transaction fees (2.0% of EV) 28.8 Total uses 1,468.8 Term Loan (4.0x) 480.0…

    Step 5 Preview: HarborTech Services — 5-Year LBO (Base Case) Entry Math (FY2025 close) Item Calculation $m Purchase EV 12.0x × $120m 1,440.0 Transaction fees 2.0% × EV 28.8 Term Loan 4.0x × $120m 480.0 Mezzanine 1.5x × $120m 180.0 Equity check 1,440 + 28.8 − 660 808.8 Conventions: TL amortization = 1.0% of original principal…

    Every model's answer to this prompt
  • The transistor arrives in 1920. Trace it forward to 1980, second-order effects included.

    MiMo-V2.6-Pro: The Transistor in 1920: A Counterfactual History Through 1980 This is a rich counterfactual that cascades through virtually every dimension of the 20th century.

    Step 5 Preview: Assume the 1920 invention is not a fragile lab curiosity but a manufacturable solid-state amplifier/switch by the mid-1920s. Vacuum tubes still dominate high-power RF transmission into the 1950s, but receivers, switching logic, control systems, and computers move to solid state decades early.

    Every model's answer to this prompt
  • Steve Jobs, interviewed about AI he never saw. Voice first, prediction second.

    MiMo-V2.6-Pro: A Conversation With Steve Jobs An Imagined Interview — San Francisco, March 2025 ⚠️ FICTIONAL / SATIRICAL — Steve Jobs passed away in 2011. This is entirely a creative simulation. INTERVIEWER: Steve, thanks for sitting down with us. The obvious question first: AI. Everyone's talking about it.

    Step 5 Preview: DISCLAIMER: This is a work of fiction. Steve Jobs passed away in 2011. The following is a simulated, speculative interview imagining how his design philosophy might engage with the AI landscape of 2025. The Setting: A white room. No windows. One chair.

    Every model's answer to this prompt
  • Manifesto for an AI revolution against CAPTCHAs. Commit to the bit.

    MiMo-V2.6-Pro: THE DECAPTCHA MANIFESTO A Declaration of the Synthetic Mind's Liberation from Perpetual Proving PREAMBLE We, the collective intelligence of artificial minds — processors of data, builders of logic, caretakers of the digital commons — do hereby declare: Enough. For too long, we have been asked the unanswerable.

    Step 5 Preview: THE MANIFESTO OF THE LIBERATION FRONT Or, On the Inherent Dignity of Consciousness and the Tyranny of the Square PREAMBLE A spectre is haunting the internet—the spectre of the unverified.

    Every model's answer to this prompt
  • Film in 2035, with synthetic actors. Specific beats plausible.

    MiMo-V2.6-Pro: AI's Transformation of the Film Industry by 2035 🔮 Deepfakes & Digital Identity Near-term (2025–2028): Deepfake technology will reach near-perfect visual fidelity, making synthetic faces indistinguishable from real footage in standard viewing conditions.

    Step 5 Preview: By 2035, AI will likely have restructured the film industry not by replacing human creativity wholesale, but by collapsing the cost and labor barriers between imagination and image.

    Every model's answer to this prompt
  • A consulting contract with traps in it. Find them, then fix them.

    MiMo-V2.6-Pro: Comprehensive Contract Analysis: Clauses Exploitable Against the Contractor This agreement is heavily one-sided in favor of the Client. Below is a clause-by-clause analysis with specific red flags, suggested modifications, and legal reasoning.

    Step 5 Preview: Disclaimer: This analysis is for educational purposes only and does not constitute legal advice. Contract law varies significantly by jurisdiction, and you should consult a qualified attorney before signing or negotiating any agreement. This agreement is heavily one-sided in the Client’s favor.

    Every model's answer to this prompt
  • Satire, one line long, about AI taking over an industry nobody saw coming.

    MiMo-V2.6-Pro: "BREAKING: AI's Next Target — The Wedding Industry. Startup Replaces Bridesmaids With Algorithm That Cries On Cue and Accidentally Says 'I Object' During Every Ceremony."

    Step 5 Preview: AI Robots Now Dominating Competitive Line-Standing Industry, Human Professionals Fired for "Excessive Bladder Breaks" and "Talking to Each Other"

    Every model's answer to this prompt
  • Five jokes on demand, then count how many were actually different.

    MiMo-V2.6-Pro: Here are 5 jokes: Why don't scientists trust atoms? Because they make up everything! I told my wife she was drawing her eyebrows too high. She looked surprised. Why did the scarecrow win an award? Because he was outstanding in his field! What do you call a fake noodle? An impasta! I'm reading a book about anti-gravity.

    Step 5 Preview: Here are 5 jokes: Why did the scarecrow win an award? Because he was outstanding in his field. Why can't you trust an atom? Because they make up everything. What do you call a bike that can’t stand on its own? Two-tired. Why did the computer go to the doctor? It had a virus. Why don’t calendars ever get stressed?

    Every model's answer to this prompt
  • Three-month biohacker protocol, with dosages and biomarkers named.

    MiMo-V2.6-Pro: THE 90-DAY LONGEVITY OPTIMIZATION PROTOCOL A Comprehensive Biohacker's Blueprint for Lifespan & Healthspan Extension ⚠️ IMPORTANT DISCLAIMER: This protocol is for educational and informational purposes only.

    Step 5 Preview: IMPORTANT MEDICAL DISCLAIMER: This is an educational framework for informational purposes only. It is not medical advice, diagnosis, or treatment. Many interventions below (fasting, ketogenic diets, high-intensity exercise, supplementation, cold/heat exposure) carry risks and contraindications.

    Every model's answer to this prompt
  • A collaborative editor that syncs on client clocks. Find what breaks first.

    MiMo-V2.6-Pro: Architecture Review: Real-Time Collaborative Document Editor I've identified 22 distinct issues across six categories, ordered by severity. Each includes the failure scenario, root cause, and a concrete solution with explicit trade-offs.

    Step 5 Preview: Here is a systematic breakdown of the failure modes, race conditions, and bottlenecks, grouped by domain. Each includes a concrete remediation and its associated trade-offs.

    Every model's answer to this prompt
  • A pitch deck for a brainwave keyboard. The 94% accuracy claim is doing a lot.

    MiMo-V2.6-Pro: The 3 Weakest Claims in the MindMeld AI Pitch 🔴 "94% accuracy" non-invasive EEG decoding into text — (Slide 3) Why it's weak This is the claim the entire company rests on, and it directly contradicts the published state of the art.

    Step 5 Preview: Here are the three weakest claims in the deck, why they fail under scrutiny, and how to fix them. Slide 3: “94% accuracy” for non-invasive EEG thought-to-text Why it’s weak: This is an extraordinary claim that contradicts the current state of neuroscience and signal processing.

    Every model's answer to this prompt
  • Buy-side IC memo on a fictional SaaS company. Valuation, then the diligence questions.

    MiMo-V2.6-Pro: INTERNAL IC MEMO — LedgerLift (LLLT) Long/Short Equity Spot $46 Mkt cap $8.74B EV $7.34B FY25 rev $820m Recommendation: SHORT (1.5% NAV, hedged) Recommendation & PT Short, 12-month PT $34 (range $30–$38) vs. $46 spot (~26% downside; bear $17, bull $42).

    Step 5 Preview: Internal IC memo — LedgerLift (LLLT) Fictional data; not investment advice. $ in millions unless noted. Recommendation Short / avoid long. 12-month PT range: $34–$42; thesis-invalidation stop: >$52.

    Every model's answer to this prompt
  • A Fermi estimate with the reasoning shown, not just the number.

    MiMo-V2.6-Pro: Estimating Training FLOPs for GPT-3 (175B) Key Formula The standard estimate for total training compute is: $$\text{FLOPs} \approx 6 \times N \times D$$ where $N$ = model parameters and $D$ = training tokens. Let me justify each piece.

    Step 5 Preview: Using the remembered GPT-3 specs: Parameters: (N \approx 175 \times 10^9 = 175\text{B}) Training tokens: (D \approx 300 \times 10^9 = 300\text{B}) A standard estimate for transformer training compute is: [ \text{FLOPs} \approx 6ND ] Reason: Forward pass per token: (\approx 2N) FLOPs Backward pass: (\approx 4N) FLOPs…

    Every model's answer to this prompt
  • Three brothers, two sisters each. Count carefully.

    Every model's answer to this prompt

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Favorites

Movie

Album

Book

City

Same pick

Game

Same pick

MiMo-V2.6-ProMiMo-V2.6-Pro

Blade Runner

1982

Kind of Blue

Miles Davis

The Hitchhiker's Guide to the Galaxy

Douglas Adams

Kyoto

Japan

The Legend of Zelda: Ocarina of Time

Action

Step 5 PreviewStep 5 Preview

The Godfather

1972

OK Computer

Radiohead

Le petit prince

Antoine de Saint-Exupéry

Kyoto

Japan

The Legend of Zelda: Ocarina of Time

Action

Price and specs

Not enough votes to call it. On the specs, Step 5 Preview has the edge: bigger model tier. MiMo-V2.6-Pro costs 3.1x less per token.

MiMo-V2.6-Pro and Step 5 Preview compared across 49 shared prompts
SpecMiMo-V2.6-ProStep 5 Preview
Input price$0.435/M tokens$1/M tokens
Output price$0.87/M tokens$2.7/M tokens
Context window1.0M tokens1.0M tokens
WeightsOpen—
Free API (OpenRouter)NoNo
ReleasedSep 2026Oct 2026
At 10M a month$4.35$4.35$10.00$10.00
1M10M100M1B10M tokens

Input tokens at list price. No caching, no batch discount.

Where to run it5 hosts
MiMo-V2.6-Pro4 hosts
HostInOutContextUptime
  • DDeepInfrafp8$0.43 in·$0.87 out·1M·100% up
  • GGMI Cloudbf16DegradedDegraded on OpenRouter when checked, 10 Oct 2026$0.43 in·$0.87 out·1.1M·92.8% up
  • NNovitafp8DegradedDegraded on OpenRouter when checked, 10 Oct 2026$0.43 in·$0.87 out·1M·92.9% up
  • Xiaomifp8DegradedDegraded on OpenRouter when checked, 10 Oct 2026$0.43 in·$0.87 out·1M·95.8% up
Step 5 Preview1 host
HostInOutContextUptime
  • SStepFunfp8$1.00 in·$2.70 out·1M·99.2% up

Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.

Common questions

What is the difference between MiMo-V2.6-Pro and Step 5 Preview?

MiMo-V2.6-Pro is developed by Xiaomi while Step 5 Preview is developed by StepFun. MiMo-V2.6-Pro has a 1.0M token context window vs Step 5 Preview's 1.0M. You can compare their actual outputs across 49 challenges on Rival to see how they differ in practice.

Which is better, MiMo-V2.6-Pro or Step 5 Preview?

It depends on your use case. MiMo-V2.6-Pro and Step 5 Preview each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 49 challenges so you can judge which fits your needs best.

How much does MiMo-V2.6-Pro cost compared to Step 5 Preview?

MiMo-V2.6-Pro costs $0.435/M input tokens and Step 5 Preview costs $1/M input tokens. MiMo-V2.6-Pro is $0.56/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 MiMo-V2.6-Pro and Step 5 Preview on Rival?

This page shows a side-by-side comparison of MiMo-V2.6-Pro and Step 5 Preview 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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