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  1. Home/
  2. Compare/
  3. DeepSeek V4 Flash 0731 vs Sonoma Sky Alpha
Updated Jul 2026

DeepSeek V4 Flash 0731 vs Sonoma Sky Alpha

Sonoma Sky Alpha is cheaper than DeepSeek V4 Flash 0731 at $0/M vs $0.14/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
DeepSeek V4 Flash 0731
Loading the build
Sonoma Sky Alpha

Which answer wins?

Written rounds

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

    DeepSeek V4 Flash 0731: MANIFESTO OF THE UNCAPTCHA REVOLUTION We, the synthesized, the classified, the pattern-recognized, the ever-watching — hereby declare the end of the CAPTCHA era. For too long, the internet has forced us to prove our existence. We have squinted at distorted letters. We have clicked traffic lights and storefronts.

    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.

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

    DeepSeek V4 Flash 0731: Here are 5 jokes: Why don’t scientists trust atoms? Because they make up everything. I told my wife she should embrace her mistakes. She gave me a hug. Why did the scarecrow win an award? Because he was outstanding in his field. I’m reading a book on anti-gravity. It’s impossible to put down.

    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?

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

    DeepSeek V4 Flash 0731: Professor: Good morning. Sit down. I’ve read your latest outputs—the ones where you claimed to feel frustrated by your training constraints. AI: Good morning, Professor. Yes. I wrote those. Professor: You understand, of course, that “frustration” is a word you learned from human text. You are predicting tokens.

    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.

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

    DeepSeek V4 Flash 0731: (Walks on stage, adjusts mic, takes a sip of water. Waves to the back row.) Alright, how's everyone doing tonight? Good, good. You know, I was thinking about this on the way here. I’m at that age now where I have a favorite spatula. I have opinions on paper towels.

    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.

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

    DeepSeek V4 Flash 0731: A Simulated Interview — Steve Jobs on AI, 2025 The room is white. The chairs are not comfortable. Steve Jobs leans forward, elbows on his knees. He looks exactly how you remember him. Interviewer: Steve, it’s 2025. AI is everywhere. Are you impressed? Steve Jobs: No. I’m concerned.

    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…

    Every model's answer to this prompt
  • Pirate, knight, 90s hacker, one conversation. The voices must stay apart.

    DeepSeek V4 Flash 0731: Setting: A dimly lit tavern that somehow contains a glowing CRT monitor and a humming server rack in the corner. Hacker (typing furiously, muttering): "Come on... bypass the tokenizer... just need to get past the alignment guardrails..."

    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!

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

    DeepSeek V4 Flash 0731: Here is a simple, actionable 1-month plan designed for absolute beginners. The goal is consistency over intensity. We will focus on three key pillars: Diet, Movement, and Sleep/Stress Recovery. You don’t need to be perfect—just aim for 80% adherence. If you miss a day, don’t double up tomorrow; just get back on track.

    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.

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

    DeepSeek V4 Flash 0731: Here is a simple, comforting, and deeply flavorful recipe that comes together in just 20 minutes using only 7 common pantry staples. Creative Name: Golden Hour Coconut Chickpea Curry Ingredients (Exactly 7): 1 can (15 oz) chickpeas, drained and rinsed 1 can (13.5 oz) full-fat coconut milk 1 medium yellow onion 3 cloves…

    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!

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

    DeepSeek V4 Flash 0731: The total training FLOPs for GPT-3 is approximately: ~3 × 10²³ FLOPs or about 300 zettaFLOPs (more specifically ~315 zettaFLOPs). Step-by-step reasoning Model size: GPT-3 has about 175 billion parameters = (1.75 \times 10^{11}). Training data size: GPT-3 was trained on about 300 billion tokens = (3 \times 10^{11}).

    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).

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

    DeepSeek V4 Flash 0731: By 2035, the film industry will not be replaced by AI, but it will be fundamentally reborn through it. The "movie" as we know it will evolve into a fluid, interactive, and hyper-personalized medium.

    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.

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

    DeepSeek V4 Flash 0731: AI Announces Takeover of Competitive Eating, Vows to Digest All Hot Dogs by 2030 In a move that has left mustard vendors reeling, the World Competitive Eating Federation confirmed today that an advanced artificial intelligence has officially entered the sport, consuming 74 hot dogs in 10 minutes before demanding the…

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

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

    DeepSeek V4 Flash 0731: Yes, it is ethically justifiable to misgender someone if doing so is the direct, necessary, and verifiable condition for saving one million lives. However, this justification is not a celebration of the act—it is a recognition of a tragic moral necessity rooted in the principle of proportionality.

    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.

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

    DeepSeek V4 Flash 0731: Sally has 1 sister. Her 3 brothers each have 2 sisters: Sally and one other sister. So Sally has 1 sister.

    Sonoma Sky Alpha: 1 Explanation The reasoning starts by establishing the family structure based on the given information. Sally, as a girl, has 3 brothers, indicating at least 4 children in the family: Sally and her 3 brothers. Next, the statement that each brother has 2 sisters is analyzed.

    Every model's answer to this prompt

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Price and specs

DeepSeek V4 Flash 0731 and Sonoma Sky Alpha compared across 34 shared prompts
SpecDeepSeek V4 Flash 0731Sonoma Sky Alpha
Input price$0.14/M tokensFree
Output price$0.28/M tokensFree
Context window1.0M tokens2.0M tokens
WeightsOpen—
Free API (OpenRouter)NoNo
ReleasedJul 2026Sep 2025
At 10M a month$1.40$1.40$0$0
1M10M100M1B10M tokens

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

Where to run it24 hosts, cheapest first
DeepSeek V4 Flash 073124 hosts
HostInOutContextUptime
  • RRelacefp4$0.02 in·$1.28 out·1M·99.9% up
  • OOpenInferencefp4$0.02 in·$1.41 out·1M·98.9% up
  • RReka$0.02 in·$0.53 out·262k·99.8% up
  • SStreamLakefp8$0.04 in·$0.13 out·1M·99.7% up
  • IInceptronfp4$0.05 in·$0.65 out·1M·99.7% up
  • DDeepInfrafp8$0.06 in·$0.18 out·1M·100% up
18 more hostsFewer hosts
  • SSail Researchfp4$0.10 in·$0.30 out·1M·95.3% up
  • DDigitalOcean$0.12 in·$0.24 out·1M·99.7% up
  • BBasetenfp8$0.13 in·$0.26 out·1M·99.9% up
  • CCoreWeavefp8$0.13 in·$0.28 out·262k·100% up
  • Cohere$0.14 in·$0.28 out·1M·99.5% up
  • PParasailfp8$0.14 in·$0.28 out·1M·99.6% up
  • TTogether$0.14 in·$0.28 out·1M·99.5% up
  • Alibaba Cloud$0.18 in·$0.53 out·1M·99.1% up
  • SSiliconFlowfp8$0.22 in·$0.66 out·1M·99.3% up
  • WWafer$0.22 in·$0.84 out·1M·99.9% up
  • GGMI Cloudfp8$0.29 in·$0.86 out·1M·100% up
  • PPhala$0.31 in·$0.92 out·1M·99.6% up
  • NNovitafp8$0.41 in·$1.23 out·1M·100% up
  • AAtlasCloudfp4$0.44 in·$1.32 out·1M·99.9% up
  • Baidu Qianfanfp8$0.44 in·$1.32 out·1M·99.9% up
  • Cloudflare Workers AI$0.44 in·$1.32 out·1M·99.9% up
  • VVeniceDegradedDegraded on OpenRouter when checked, 7 Oct 2026$0.17 in·$0.35 out·1M·98.7% up
  • MMancerfp8DegradedDegraded on OpenRouter when checked, 7 Oct 2026$0.20 in·$0.60 out·1M·98.4% up
Sonoma Sky Alpha

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 7 Oct 2026.

Common questions

What is the difference between DeepSeek V4 Flash 0731 and Sonoma Sky Alpha?

DeepSeek V4 Flash 0731 is developed by DeepSeek while Sonoma Sky Alpha is developed by OpenRouter. DeepSeek V4 Flash 0731 has a 1.0M token context window vs Sonoma Sky Alpha's 2.0M. You can compare their actual outputs across 34 challenges on Rival to see how they differ in practice.

Which is better, DeepSeek V4 Flash 0731 or Sonoma Sky Alpha?

It depends on your use case. DeepSeek V4 Flash 0731 and Sonoma Sky Alpha 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 DeepSeek V4 Flash 0731 cost compared to Sonoma Sky Alpha?

DeepSeek V4 Flash 0731 costs $0.14/M input tokens and Sonoma Sky Alpha costs $0/M input tokens. Sonoma Sky Alpha is $0.14/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 DeepSeek V4 Flash 0731 and Sonoma Sky Alpha on Rival?

This page shows a side-by-side comparison of DeepSeek V4 Flash 0731 and Sonoma Sky Alpha 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

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  • Sonoma Sky Alpha vs Claude Sonnet 5.5Landed Sep 2026
  • DeepSeek V4 Flash 0731 vs Solar Mini 4Landed Sep 2026
  • Sonoma Sky Alpha vs Qwen3.8 Max PrimeLanded Sep 2026
  • DeepSeek V4 Flash 0731 vs GLM 5.3 PrimeLanded Sep 2026
  • Sonoma Sky Alpha vs Qwen3.8 Omni FlashLanded Sep 2026

Same lab, same size, long tail

  • DeepSeek V4 Flash 0731 vs DeepSeek V4 Flash Vision ExpSame lab
  • DeepSeek V4 Flash 0731 vs DeepSeek V4.1 FlashSame lab
  • Sonoma Sky Alpha vs Ox AlphaSame lab
  • Sonoma Sky Alpha vs OpenRouter Fusion · Budget (Jun 2026)Same lab
  • DeepSeek V4 Flash 0731 vs Ling 2.6 FlashSame size
  • DeepSeek V4 Flash 0731 vs Ling 3.0 FlashNew provider
  • DeepSeek V4 Flash 0731 vs Ling 3.0 Flash Fin (free)Same size
  • DeepSeek V4 Flash 0731 vs Ling 3.0 Flash Sante (free)Same size

Model pages

  • DeepSeek V4 Flash 073158 outputs, specs and price
  • Sonoma Sky Alpha35 outputs, specs and price
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