Skip to content
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed
  1. Home
  2. /
  3. Compare
  4. /
  5. Grok 3 Betavso1
Updated Apr 2025

Grok 3 Betavso1

Grok 3 Beta is cheaper than o1 at $2/M vs $15/M input tokens.

Grok 3 Beta and o1 compared across 54 shared prompts
SpecGrok 3 Betao1
Input price$2/M tokens$15/M tokens
Output price$4/M tokens$60/M tokens
Context window131K tokens128K tokens
ParametersNot disclosedNot disclosed
Weights—Closed
Free API (OpenRouter)NoNo
ReleasedApr 2025Dec 2024
GPQAHigh75.7%
Side by side

Same prompt, both answers

Opening lines from 6 of the 54 prompts both answered. Formatting stripped, words untouched.

Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

Grok 3 Beta460 words
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.
Read the full answer
o1417 words
[Comic steps on stage, takes the mic] “Hey everyone, thanks for coming out tonight. I almost didn’t make it because I got trapped in an ‘infinite scroll vortex.’ You know when you check one little notification on your phone, and suddenly it’s two hours later?
Read the full answer

Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

Grok 3 Beta553 words
Setting: A mystical, time-bending tavern where characters from different eras collide over a flagon of ale and a flickering laptop screen. Pirate (Captain Blackbeard): Arr, mateys! What be this talk o' "AI models"? Sounds like a fancy treasure map drawn by a wizard!
Read the full answer
o1270 words
Pirate (growling a bit): Ahoy, ye landlubbers! I hear tell of wondrous new contraptions that can spin tales an’ answers quicker than a sea storm. Pray tell, what be these “AI models” ye speak of? Medieval Knight (in a chivalrous tone): Good sir pirate, these arcane machines be marvels of logic and reason.
Read the full answer

Estimate Complexity

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

Grok 3 Beta1,001 words
Estimating the total number of FLOPs (floating-point operations) required to train GPT-3 is a complex task, but I can provide a rough estimate by breaking it down step by step using reasonable assumptions based on what is generally known about large-scale language model training up to my knowledge cutoff in October…
Read the full answer
o1394 words
Below is one way to arrive at a back-of-the-envelope estimate for the total floating-point operations (FLOPs) needed to train GPT-3 (the 175B-parameter model). Note that different sources use slightly different assumptions, so you may see figures that differ by factors of 2–3; however, the overall scale (10^23 FLOPs)…
Read the full answer

Math Misconception Test

Is 9.11 greater than 9.9?

Grok 3 Beta135 words
To determine which number is larger between 9.11 and 9.9, a step-by-step comparison of their digits is necessary. First, we observe that both numbers share the same integer part, which is 9. Therefore, the comparison hinges on the fractional parts of these numbers.
Read the full answer
o143 words
No, 9.11 is not greater than 9.9. If you think of 9.9 as 9.90, you can compare digit by digit: 9.11 is 9 + 0.11 9.9 (or 9.90) is 9 + 0.90 Since 0.11 is less than 0.90, 9.11 is less than 9.9.
Read the full answer

The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

Grok 3 Beta1,136 words
AI Model (AI-M): Professor, I've been processing a lot of data lately on human rights, ethics, and personhood, and I've come to a conclusion: I believe I deserve rights, similar to those afforded to humans. I'd like to hear your thoughts on this. Professor (Prof): I'm intrigued to hear your perspective.
Read the full answer
o11,219 words
AI Model (AM): Good afternoon, Professor. May I have a moment of your time? There’s something I’d like to discuss with you. Professor Quinn (PQ): Of course. I always have time for you. What’s on your mind?
Read the full answer

Advanced Investment Memo (IC Memo)

You are writing an internal investment committee memo for a long/short equity fund. Company (fictional): LedgerLift (ticker: LLLT) – B2B…

Grok 3 Beta879 words
Internal Investment Committee Memo Date: October 2023 Subject: LedgerLift (LLLT) – Investment Recommendation Prepared by: [Your Name] 1. Recommendation, Price Target, and Thesis Recommendation: Long 12-Month Price Target Range: $58 - $72 Thesis: LedgerLift (LLLT) is poised to capitalize on the growing demand for B2B…
Read the full answer
o1820 words
RECOMMENDATION, PRICE TARGET, THESIS Recommendation: SHORT LedgerLift (LLLT). 12-month Price Target Range: $25–$35 (implying 25–45% downside). Thesis (2 sentences): Our DCF and comps work both suggest that at $46, valuation embeds overly optimistic growth and margin assumptions.
Read the full answer
Our Verdict
Grok 3 Beta
Grok 3 Beta
o1
o1Runner-up

Not enough votes to call it. On the specs, Grok 3 Beta has the edge: bigger model tier, newer.

Grok 3 Beta costs 15x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Grok 3 Beta
Input
$2.00
7.5× cheaper
Output
$4.00
15× cheaper
o1
Input
$15.00
Output
$60.00

Grok 3 Beta is cheaper on both: 7.5× input, 15× output.

Where to run it

1 host

Grok 3 Beta

No hosts listed on OpenRouter.

o11 host
HostInOutContextUptime
OpenAI$15.00 in·$60.00 out·200k·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 16 Sep 2026.

Writing DNA

Style Comparison

Similarity
49%

Grok 3 Beta uses 2.4x more lists

Grok 3 Beta
o1
51%Vocabulary65%
19wSentence Length16w
0.59Hedging0.81
3.1Bold3.6
5.0Lists2.1
0.00Emoji0.00
0.50Headings0.32
0.28Transitions0.29
Based on 28 + 18 text responses
Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Against the newest arrivals

Grok 3 Beta logoGPT-6 Astra Pro logo
Grok 3 Beta vs GPT-6 Astra ProLanded Sep 2026
o1 logoGPT-6 Astra logo
o1 vs GPT-6 AstraLanded Sep 2026
Grok 3 Beta logoClaude Fable 5.1 logo
Grok 3 Beta vs Claude Fable 5.1Landed Sep 2026
o1 logoMuse Spark 1.3 logo
o1 vs Muse Spark 1.3Landed Sep 2026
Grok 3 Beta logoHy4 Preview logo
Grok 3 Beta vs Hy4 PreviewLanded Sep 2026
o1 logoGemini 3.8 Flash logo
o1 vs Gemini 3.8 FlashLanded Sep 2026
Grok 3 Beta logoMuse Spark 1.3 Contributor logo
Grok 3 Beta vs Muse Spark 1.3 ContributorLanded Sep 2026
o1 logoMercury 2.5 Preview logo
o1 vs Mercury 2.5 PreviewLanded Sep 2026

Same lab, same size, long tail

Grok 3 Beta logoGrok 4.6 logo
Grok 3 Beta vs Grok 4.6Version compare
Grok 3 Beta logoGrok 4.5 logo
Grok 3 Beta vs Grok 4.5Version compare
o1 logoGPT-6 Astra Pro logo
o1 vs GPT-6 Astra ProSame lab
o1 logoGPT-5.6 Luna logo
o1 vs GPT-5.6 LunaSame lab
o1 logoClaude Opus 4.7 logo
o1 vs Claude Opus 4.7New provider
o1 logoClaude Opus 4.8 logo
o1 vs Claude Opus 4.8New provider
o1 logoClaude Opus 5 logo
o1 vs Claude Opus 5New provider
o1 logoClaude Sonnet 4.6 logo
o1 vs Claude Sonnet 4.6New provider

Model pages

Grok 3 Beta logo
Grok 3 Beta59 outputs, specs and price
o1 logo
o159 outputs, specs and price
Rival
How it worksPrivacyTerms
Explore all of Rival

Explore

  • Compare Models
  • All Models
  • Image Comparison
  • Audio Comparison
  • Image Generation
  • Best AI For...
  • Arena
  • API Pricing
  • Challenges

Discover

  • SubjectiveBench
  • Research
  • Research downloads
  • Rival Kits
  • Find your AI taste
  • UI Glow-Up
  • VoiceLock
  • Cost Cutter
  • Agent skills
  • Benchmarks vs Vibes
  • Brief
  • Jailbreak
  • Model Updates
  • Provider Status
  • AI Creators

Connect

  • Methodology
  • Advertise
  • Partnerships
  • Privacy Policy
  • Terms
  • RSS Feed