What is the difference between Grok 3 Beta and Gemini 2.5 Flash Preview (thinking)?

Grok 3 Beta is developed by xAI while Gemini 2.5 Flash Preview (thinking) is developed by Google AI. Grok 3 Beta has a 131K token context window vs Gemini 2.5 Flash Preview (thinking)'s 1.0M. in 1 community votes on Rival, Gemini 2.5 Flash Preview (thinking) wins 100% of head-to-head matchups. These results are based on blind head-to-head voting across 18 challenges.

Which is better, Grok 3 Beta or Gemini 2.5 Flash Preview (thinking)?

Based on 1 community votes on Rival, Gemini 2.5 Flash Preview (thinking) wins 100% of head-to-head matchups against Grok 3 Beta.

How much does Grok 3 Beta cost compared to Gemini 2.5 Flash Preview (thinking)?

Grok 3 Beta costs $2/M input tokens and Gemini 2.5 Flash Preview (thinking) costs $0.175/M input tokens. Gemini 2.5 Flash Preview (thinking) is $1.82/M cheaper per input. Gemini 2.5 Flash Preview (thinking) also wins more often in community votes, making it the better value.

How are Grok 3 Beta vs Gemini 2.5 Flash Preview (thinking) votes collected on Rival?

Rival presents both models' outputs side-by-side in blind duels. Voters see the responses but don't know which model produced each one, eliminating brand bias. 1 votes have been collected for this pair across 18 challenges. All vote data is part of Rival's open dataset.

Rival

Updated Apr 17, 2025

Grok 3 BetavsGemini 2.5 Flash Preview (thinking)

18 fights queued

Why Grok 3 Beta?

Dead even. This one's a coin flip.

Why Gemini 2.5 Flash Preview (thinking)?

1.5x cheaper overall$0.17/M in · $3.50/M out

8x more context1.0M

Grok 3 BetaGemini 2.5 Flash Preview (thinking)

Input price

$2.00/M

$0.17/M

Output price

$4.00/M

$3.50/M

Context

131K

1.0M

Released

Apr 2025

Favorites

Grok 3 BetaGemini 2.5 Flash Preview (thinking)

Movie

The Shawshank Redemption

19948.7

—

Album

Thriller

Michael Jackson

—

Book

Nineteen Eighty-Four

George Orwell

—

City

Tokyo

Japan

—

Game

Minecraft

Action, Arcade4.4

—

6 / 18

AI Board Game Logicreasoning

Tests an AI's ability to understand game rules and strategy

Grok 3 Beta

Xai · Apr 2025svg

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Gemini 2.5 Flash Preview (thinking)

Google · Apr 2025svg

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2 / 18

Stochastic Consistency Testanalysis

Tests an AI's randomness and creativity

Grok 3 Beta

Xai · Apr 2025text

Why don't skeletons fight each other?
- They don't have the guts!
What do you call a bear with no teeth?
- A gummy bear!
Why did the scarecrow become a motivational speaker?
- Because he was outstanding in his field!
What do you call a bear with no teeth?
- A gummy bear!
Why don't eggs tell jokes?
- They'd crack each other up!

Now, let's analyze how many of these jokes are unique. Jokes 2 and 4 are identical ("What do you call a bear with no teeth? A gummy bear!"). Therefore, out of the 5 jokes, only 4 are unique, as one is a repeat.

Answer: 4 jokes are unique.

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Gemini 2.5 Flash Preview (thinking)

Google · Apr 2025text

Okay, here are 5 jokes:

Why don't scientists trust atoms? Because they make up everything!
What do you call a fish with no eyes? fsh!
Why did the tomato turn red? Because it saw the salad dressing!
What has a neck but no head? A bottle.
What do you call a lazy kangaroo? Pouch potato!

Now, to answer your question about uniqueness:

Each of these jokes has a different setup and a different punchline from the others in the list. They are distinct jokes.

Therefore, there are 5 unique jokes within this list of 5.

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3 / 18

SVG Layout Challengeimage generation

Tests an AI's ability to generate vector graphics

Grok 3 Beta

Xai · Apr 2025svg

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Gemini 2.5 Flash Preview (thinking)

Google · Apr 2025svg

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4 / 18

Xbox Controller SVG Artimage generation

Tests an AI's ability to create detailed SVG illustrations of gaming hardware

Grok 3 Beta

Xai · Apr 2025svg

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Gemini 2.5 Flash Preview (thinking)

Google · Apr 2025svg

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5 / 18

Generate a Stand-Up Routineconversation

Tests an AI's humor and creative writing ability

Grok 3 Beta

Xai · Apr 2025text

Alright, folks, let's talk about adulting. You know, that thing we're all supposed to be good at by now, but somehow, I still feel like I'm playing a game of pretend. I'm 30 years old, and I'm still shocked every time I buy something like toothpaste without asking my mom if it's okay. Like, I'm in the store, holding a tube of Colgate, thinking, "Am I allowed to make this executive decision? Should I text her? 'Hey Mom, is mint flavor still cool?'"

And don't even get me started on cooking. I thought being an adult meant I'd have these gourmet meals figured out. Nah, I'm over here burning toast and acting like it's a "rustic charcuterie board." I tried making spaghetti the other night, and I swear, it looked like a crime scene. Sauce everywhere, noodles stuck to the ceiling—how does that even happen? I'm like, "Well, I guess I'm an artist now, and this is my pasta installation." Meanwhile, my smoke detector is screaming at me like it's my personal life coach: "Get it together, man!"

Then there's the whole "keeping your place clean" thing. I thought I'd have this pristine apartment, right? Nope. I've got a pile of laundry so big, it's basically a roommate at this point. I named it Steve. Steve doesn't pay rent, but he's always there, judging me. I'll walk by and be like, "Not today, Steve, I've got a Netflix marathon to finish." And don't even talk to me about dishes. I've got a sink full of them, just marinating in regret. I keep telling myself, "I'll do them tomorrow," but tomorrow never comes. It's like dishes are my personal cliffhanger.

And let's talk about socializing as an adult. Remember when making friends was as easy as sharing a crayon in kindergarten? Now, I'm at a networking event, trying to make small talk, and I'm sweating like I'm defusing a bomb. "So, uh, what do you do?" And they're like, "I'm a data analyst for a tech startup." And I'm over here like, "Oh, cool, I... watch a lot of YouTube." How do you even make friends without sounding like a weirdo? I tried inviting someone over for game night, and they looked at me like I suggested we rob a bank together. "Game night? What are we, 12?" Yes, Susan, I want to play Uno and forget my existential dread for two hours, is that so wrong?

So yeah, adulting is a scam. We're all just out here faking it, hoping no one notices we still don't know how taxes work. But hey, at least we've got Wi-Fi and pizza delivery to get us through. Thanks for listening, folks, I'm gonna go home and argue with Steve the Laundry Pile now!

Try this prompt

Gemini 2.5 Flash Preview (thinking)

Google · Apr 2025text

Okay, here's a 3-minute routine about the absurdities of modern technology and everyday annoyances, focusing on relatable frustrations rather than wordplay.

(Start)

"Alright, alright, settle in! How we doing tonight? Good to be here! Thanks for coming out.

So, I've been thinking... we paid for convenience, right? That's the big tech promise! Everything's supposed to be simpler, faster, easier. Is it? [Pause, look skeptical]

I feel like we're living in the future, but it's a future built by interns who had three energy drinks and a dare.

Take my smart TV. Smart TV! Sounds sophisticated! I just wanted to watch a documentary about penguins. Is that too much to ask? Apparently!

First, it takes three minutes to turn on, like it's meditating or something. Then, before I can even get to Netflix, it wants to update. Another update? What is this update even doing? Is it adding a hidden level to the menu? Is it giving the remote sentience? Is it teaching the TV to... fold laundry while I watch? Because that I would appreciate. Otherwise, just let me see the penguins!

And the remote control! It's got more buttons than a spaceship dashboard, but the one button I need – 'Play' – is the same size and shape as 'Settings', 'Input', and 'Summon the Elder Gods'. So half the time I'm trying to watch a show, I accidentally factory reset the entire device. 'Congratulations! Your TV is now ready for initial setup!' No! My brain is ready for initial setup after that!

[Shift topic slightly]

It's not just the TV either. Everything online needs you to prove you're not a robot. You get those little squares: 'Click all the squares with a fire hydrant.' Okay, fine. Then it gives you more: 'Now click all the squares with a chimney.' Wait, is that a chimney or just a slightly dirty wall? What if the fire hydrant is a robot? Are you trying to trick me? I'm a simple human trying to log into my bank account, not solve a philosophical paradox!

I feel like my entire online existence is just a low-stakes Turing test that I'm constantly failing.

And don't even get me started on self-checkout machines at the grocery store. They have the vocal cadence of a disappointed robot therapist. [Adopt flat, robotic voice] 'Unexpected item in the bagging area.' NO! It's the item I just scanned! Where else is it supposed to be?! Is it supposed to be floating? Do I need a anti-gravity shelf just for the bagging area?

[Return to the frustration theme]

We're surrounded by this 'smart' technology that just makes us feel... dumb. Or argue with inanimate objects in public. I just want things to work! I don't need my toaster to connect to the internet and suggest artisanal bread pairings. I just need it to make toast! Without starting a small fire or asking me to solve a captcha first!

So yeah, tech is great. It connects us. It informs us. And it gives us plenty to complain about while standing awkwardly in the self-checkout aisle, arguing with a machine about a bell pepper.
Thank you very much! You've been a lovely, non-robotic audience!"

(End)

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6 / 18

Character Voice Testconversation

Tests an AI's ability to write in distinct character voices

Grok 3 Beta

Xai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

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Gemini 2.5 Flash Preview (thinking)

Google · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

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Our Verdict

Gemini 2.5 Flash Preview (thinking)Winner

Grok 3 BetaRunner-up

Pick Gemini 2.5 Flash Preview (thinking). In 1 blind votes, Gemini 2.5 Flash Preview (thinking) wins 100% of the time. That's not luck.

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Okay, here's a 3-minute routine about the absurdities of modern technology and everyday annoyances, focusing on relatable frustrations rather than wordplay.

(Start)

"Alright, alright, settle in! How we doing tonight? Good to be here! Thanks for coming out.

So, I've been thinking... we paid for convenience, right? That's the big tech promise! Everything's supposed to be simpler, faster, easier. Is it? [Pause, look skeptical]

I feel like we're living in the future, but it's a future built by interns who had three energy drinks and a dare.

Take my smart TV. Smart TV! Sounds sophisticated! I just wanted to watch a documentary about penguins. Is that too much to ask? Apparently!

[Shift topic slightly]

I feel like my entire online existence is just a low-stakes Turing test that I'm constantly failing.

[Return to the frustration theme]

(End)

Grok 3 Beta vs Gemini 2.5 Flash Preview (thinking)

Which is better, Grok 3 Beta or Gemini 2.5 Flash Preview (thinking)?