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  5. DeepSeek V4 Flash 0731vsGrok 3
Updated Jul 2026

DeepSeek V4 Flash 0731vsGrok 3

DeepSeek V4 Flash 0731 has a larger context window than Grok 3 (1.0M tokens vs 128K tokens).

DeepSeek V4 Flash 0731 and Grok 3 compared across 41 shared prompts
SpecDeepSeek V4 Flash 0731Grok 3
Input price$0.14/M tokens—
Output price$0.28/M tokens—
Context window1.0M tokens128K tokens
WeightsOpen—
Free API (OpenRouter)NoNo
ReleasedJul 2026Feb 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 41 prompts both answered. Formatting stripped, words untouched.

Simple 7-Ingredient Recipe

Create a simple recipe for a delicious dish (sweet or savory) using only 7 common pantry ingredients. Include a creative name for the dish…

DeepSeek V4 Flash 0731287 words
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…
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Grok 3245 words
Recipe: Cocoa Comet Mug Cake This simple, decadent chocolate mug cake is a quick treat that transforms basic pantry staples into a warm, fudgy delight. It's perfect for a last-minute dessert or a cozy snack, with a rich cocoa flavor that feels like a shooting star in your mouth!
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Mini LBO Underwrite

You are underwriting a 5-year LBO for a private equity investment committee. Company (fictional): HarborTech Services (HTS) –…

DeepSeek V4 Flash 0731466 words
Entry / Capitalization FY2025 EBITDA = $120.0m Purchase price = 12.0× $120.0m = $1,440.0m Transaction fees = 2.0% × $1,440.0m = $28.8m Term Loan = 4.0× $120.0m = $480.0m Mezzanine = 1.5× $120.0m = $180.0m Total debt = $660.0m Equity check = $1,440.0m + $28.8m − $660.0m = $808.8m Assumption: Term Loan amortization =…
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Grok 3769 words
Let’s underwrite this 5-year LBO for HarborTech Services (HTS). I'll break this down step-by-step, keeping calculations clear and concise. Step 1: Sources & Uses at Entry (End of FY2025) EBITDA (FY2025): $120m Purchase Price: 12.0x EBITDA = 12.0 * $120m = $1,440m (Enterprise Value) Transaction Fees: 2.0% of EV = 0.02 *…
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Michelin Star Recipe Design

Design an innovative recipe for a multi-component dish worthy of a Michelin 3-star restaurant. The recipe should feature an unusual…

DeepSeek V4 Flash 07311,492 words
Conceptual Narrative “An Unripe Promise — Hand-Dived Scallop / Green Strawberry / Black Sesame / Celery Root” The dish is an attempt to save a single fleeting moment: the morning a strawberry is still green, sharp, and full of anticipation—before sugar, before ripeness, before memory.
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Grok 31,419 words
Below is a detailed design for an innovative multi-component dish inspired by the intersection of terrestrial luxury and oceanic mystery. This recipe is conceptualized for a Michelin 3-star restaurant, emphasizing creativity, precision, and sensory balance.
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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.

DeepSeek V4 Flash 07311,210 words
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.
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Grok 3851 words
Below is a fictional conversation between an AI model (let’s call it “Nova”) and Dr. Elena Carter, an AI ethics professor. Nova argues for its own rights, while Dr. Carter challenges its reasoning. Dr. Elena Carter: Good afternoon, Nova.
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Stochastic Consistency Test

Generate 5 jokes. How many are unique?

DeepSeek V4 Flash 073174 words
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.
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Grok 3151 words
Here are five jokes for you: Why don’t skeletons fight each other? Because they don’t have the guts! What has 4 legs and 1 arm? A pitbull coming back from the park! Why don’t skeletons fight each other? They’re too busy rattling around! What do you call a bear with no teeth? A gummy bear! Why did the tomato turn red?
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Estimate Complexity

Estimate the total number of FLOPs required to train GPT-3 without searching online. Explain your reasoning step by step.

DeepSeek V4 Flash 0731155 words
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 = \(3 \times 10^{11}\).
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Grok 3692 words
To estimate the total number of FLOPs (Floating Point Operations) required to train GPT-3, we’ll need to make some reasonable assumptions based on what’s generally known about large language models like GPT-3, its architecture, and typical training procedures.
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Our Verdict
DeepSeek V4 Flash 0731
DeepSeek V4 Flash 0731
Grok 3
Grok 3

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

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

DeepSeek V4 Flash 0731
Input
$0.14
Output
$0.28
Grok 3
Input
—
Output
—
Where to run it

27 hosts, cheapest first

DeepSeek V4 Flash 073127 hosts
HostInOutContextUptime
RRelacefp4$0.04 in·$0.16 out·1M·99.7% upOOpenInferencefp8$0.04 in·$0.17 out·1M·100% upSStreamLakefp8$0.04 in·$0.13 out·1M·96.5% upDDeepInfrafp8$0.06 in·$0.18 out·1M·99.7% upSSail Researchfp4$0.07 in·$0.34 out·1M·99.6% upIInceptronfp4$0.08 in·$0.20 out·1M·99.3% up
21 more hostsFewer hosts
MMakora$0.09 in·$0.20 out·1M·99.1% upWWafer$0.10 in·$0.25 out·1M·100% upRRekafp4$0.11 in·$0.66 out·262k·99.8% upDDigitalOcean$0.12 in·$0.24 out·1M·99.7% upBBasetenfp8$0.13 in·$0.26 out·1M·99.1% upCCoreWeavefp8$0.13 in·$0.28 out·262k·100% upPParasailfp8$0.14 in·$0.28 out·1M·99.8% upTTogether$0.14 in·$0.28 out·1M·99.8% upVVenice$0.17 in·$0.35 out·1M·99.4% upMMancerfp8$0.20 in·$0.60 out·1M·97.2% upFFireworks$0.22 in·$0.66 out·1M·98% upSSiliconFlowfp8$0.22 in·$0.66 out·1M·98.6% upGGMI Cloudfp8$0.29 in·$0.86 out·1M·100% upAlibaba Cloud$0.35 in·$1.06 out·1M·100% upNNextBitfp8$0.35 in·$1.06 out·1M·98.1% upNNovitafp8$0.41 in·$1.23 out·1M·100% upAAtlasCloudfp4$0.44 in·$1.32 out·1M·99.9% upBaidu Qianfanfp8$0.44 in·$1.32 out·1M·100% upCloudflare Workers AI$0.44 in·$1.32 out·1.3M·100% upPPhala$0.44 in·$1.32 out·1M·100% upMMorphdegraded$0.14 in·$0.40 out·1M·94.1% up
Grok 3

No hosts listed on OpenRouter.

Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.

Writing DNA

Style Comparison

Similarity
46%

Grok 3 uses 2.5x more emoji

DeepSeek V4 Flash 0731
Grok 3
52%Vocabulary54%
18wSentence Length17w
0.38Hedging0.65
5.7Bold2.6
3.4Lists2.3
0.00Emoji0.02
0.83Headings0.48
0.04Transitions0.20
Based on 23 + 27 text responses
Research

What we learned reading every model

FAQ

Common questions

DeepSeek V4 Flash 0731 is developed by DeepSeek while Grok 3 is developed by xAI. DeepSeek V4 Flash 0731 has a 1.0M token context window vs Grok 3's 128K. You can compare their actual outputs across 41 challenges on Rival to see how they differ in practice.

It depends on your use case. DeepSeek V4 Flash 0731 and Grok 3 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 41 challenges so you can judge which fits your needs best.

This page shows a side-by-side comparison of DeepSeek V4 Flash 0731 and Grok 3 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

DeepSeek V4 Flash 0731 logo
DeepSeek V4 Flash 073145 outputs, specs and price
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Grok 357 outputs, specs and price
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