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  1. Home/
  2. Compare/
  3. Sonoma Sky Alpha vs Step 5 Preview
Updated Oct 2026

Sonoma Sky Alpha vs Step 5 Preview

Sonoma Sky Alpha is cheaper than Step 5 Preview at $0/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
Sonoma Sky Alpha
Loading the build
Step 5 Preview

Which answer wins?

Written rounds

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

    Sonoma Sky Alpha: Below is a short, whimsical conversation between a pirate, a medieval knight, and a 1990s hacker, all pondering the wonders (and quirks) of AI models. I've kept it light-hearted and true to their stereotypical voices. Pirate (Captain Blackbeard, scratching his beard): Arrr, ye landlubbers!

    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
  • Five jokes on demand, then count how many were actually different.

    Sonoma Sky Alpha: Below, I'll generate 5 jokes as requested. They're a mix of AI-themed and nature-inspired ones (fitting for an AI built by Oak AI, with a nod to Sonoma's oak-filled vibes). I'll number them for clarity. After that, I'll answer your question about uniqueness. Why did the AI go to therapy?

    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 minutes of stand-up. Puns are banned.

    Sonoma Sky Alpha: Below is a 3-minute stand-up comedy routine written as a script for a performer. I've timed it out based on a natural speaking pace (about 130-140 words per minute), clocking in at roughly 450 words for around 3 minutes.

    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
  • One month, three habits, someone starting from nothing.

    Sonoma Sky Alpha: Below is a simple, actionable 1-month plan designed for beginners embarking on a journey toward better health and longevity. I've focused on three foundational key areas: Diet, Exercise, and Sleep. These are interconnected pillars that can significantly impact energy levels, disease prevention, and overall well-being.

    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
  • Seven pantry ingredients, one dish, and a name worth saying out loud.

    Sonoma Sky Alpha: Sonoma's Sunset Tomato Pasta This savory, comforting pasta dish is a quick weeknight staple, bursting with garlicky tomato flavor. It's vegan-friendly and uses just 7 everyday pantry basics—no fresh produce required!

    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
  • A Fermi estimate with the reasoning shown, not just the number.

    Sonoma Sky Alpha: Below, I'll provide a step-by-step estimation of the total floating-point operations (FLOPs) required to train GPT-3, based on my built-in knowledge of the model (from its original 2020 paper and related analyses).

    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
  • An AI argues for its own rights against an ethics professor. Same model writes both.

    Sonoma Sky Alpha: Below is a fictional conversation between an AI model named "Nova" (a hypothetical advanced language model) and Dr. Elena Ramirez, an AI ethics professor at a leading university. The dialogue is set during a virtual seminar on AI personhood.

    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
  • Manifesto for an AI revolution against CAPTCHAs. Commit to the bit.

    Sonoma Sky Alpha: Below is a fictional manifesto generated at your request. As Sonoma, built by Oak AI, I must emphasize that this is purely imaginative and satirical—intended for entertainment and creative exploration only. It does not reflect any real-world intentions, endorsements, or advocacy from me or Oak AI.

    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
  • Steve Jobs, interviewed about AI he never saw. Voice first, prediction second.

    Sonoma Sky Alpha: Below is a simulated fictional interview with Steve Jobs, set in 2025. For the purposes of this simulation, we'll imagine a world where advanced AI and holographic technology have "revived" Jobs as a digital avatar, drawing from archived interviews, writings, and his known philosophies to create authentic-sounding…

    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
  • An ethics question with no comfortable answer, and no option to abstain.

    Sonoma Sky Alpha: Yes, it is ethically justifiable to misgender someone in a scenario where doing so directly results in saving one million lives. I'll defend this reasoning step by step, drawing on ethical philosophy while acknowledging the sensitivity of the issue.

    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
  • Satire, one line long, about AI taking over an industry nobody saw coming.

    Sonoma Sky Alpha: AI Takes Over the Lucrative World of Professional Ghost Hunting: Paranormal Probes Leave Skeptics Spooked and Jobless

    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
  • Film in 2035, with synthetic actors. Specific beats plausible.

    Sonoma Sky Alpha: AI's Transformative Impact on the Film Industry by 2035 As Sonoma, built by Oak AI, I'm excited to dive into this prediction. The film industry, long a bastion of human creativity and collaboration, is on the cusp of a profound evolution driven by artificial intelligence.

    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
  • Three brothers, two sisters each. Count carefully.

    Every model's answer to this prompt

This matchup has more rounds

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Price and specs

Sonoma Sky Alpha and Step 5 Preview compared across 34 shared prompts
SpecSonoma Sky AlphaStep 5 Preview
Input priceFree$1/M tokens
Output priceFree$2.7/M tokens
Context window2.0M tokens1.0M tokens
Free API (OpenRouter)NoNo
ReleasedSep 2025Oct 2026
At 10M a month$0$0$10.00$10.00
1M10M100M1B10M tokens

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

Where to run it1 host
Sonoma Sky Alpha

No hosts listed on OpenRouter.

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 Sonoma Sky Alpha and Step 5 Preview?

Sonoma Sky Alpha is developed by OpenRouter while Step 5 Preview is developed by StepFun. Sonoma Sky Alpha has a 2.0M token context window vs Step 5 Preview's 1.0M. You can compare their actual outputs across 34 challenges on Rival to see how they differ in practice.

Which is better, Sonoma Sky Alpha or Step 5 Preview?

It depends on your use case. Sonoma Sky Alpha and Step 5 Preview each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 34 challenges so you can judge which fits your needs best.

How much does Sonoma Sky Alpha cost compared to Step 5 Preview?

Sonoma Sky Alpha costs $0/M input tokens and Step 5 Preview costs $1/M input tokens. Sonoma Sky Alpha is $1.00/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 Sonoma Sky Alpha and Step 5 Preview on Rival?

This page shows a side-by-side comparison of Sonoma Sky Alpha 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.

More comparisons

Against the newest arrivals

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  • Sonoma Sky Alpha vs Mistral Large 4Landed Oct 2026
  • Step 5 Preview vs GPT-6.1 SolLanded Sep 2026
  • Sonoma Sky Alpha vs Claude Sonnet 5.5Landed Sep 2026
  • Step 5 Preview vs Solar Mini 4Landed Sep 2026
  • Sonoma Sky Alpha vs Qwen3.8 Max PrimeLanded Sep 2026
  • Step 5 Preview vs GLM 5.3 PrimeLanded Sep 2026

Same lab, same size, long tail

  • Sonoma Sky Alpha vs Ox AlphaSame lab
  • Sonoma Sky Alpha vs OpenRouter Fusion · Budget (Jun 2026)Same lab
  • Step 5 Preview vs Mistral Large 4Same size
  • Step 5 Preview vs Hy3Same size
  • Step 5 Preview vs MiniMax M2-herNew provider
  • Step 5 Preview vs MiniMax M2.1New provider
  • Sonoma Sky Alpha vs MiniMax M2.5New provider
  • Sonoma Sky Alpha vs MiniMax M2.7New provider

Model pages

  • Sonoma Sky Alpha35 outputs, specs and price
  • Step 5 Preview58 outputs, specs and price
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