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. Gemini Pro 1.0vsGemma 4 26B A4B
Updated Apr 2026

Gemini Pro 1.0vsGemma 4 26B A4B

Gemma 4 26B A4B is cheaper than Gemini Pro 1.0 at $0.13/M vs $0.5/M input tokens.

Gemini Pro 1.0 and Gemma 4 26B A4B compared across 26 shared prompts
SpecGemini Pro 1.0Gemma 4 26B A4B
Input price$0.5/M tokens$0.13/M tokens
Output price$1.5/M tokens$0.4/M tokens
Context window33K tokens262K tokens
Weights—Open
Free API (OpenRouter)NoYes (1 provider)
ReleasedDec 2023Apr 2026
Side by side

Same prompt, both answers

Opening lines from 6 of the 26 prompts both answered. Formatting stripped, words untouched.

Realistic AI Interview

Simulate a fake interview with Steve Jobs in 2025 about the future of AI.

Gemini Pro 1.0383 words
Interview with Steve Jobs in 2025: The Future of AI Interviewer: Mr. Jobs, welcome back to the stage. It's been a while since we've seen you here. Steve Jobs: (Smiling) Well, I couldn't miss the opportunity to talk about something as exciting as the future of Artificial Intelligence.
Read the full answer
Gemma 4 26B A4B799 words
Setting: A minimalist, dimly lit studio in Palo Alto. There is no desk, only two Eames lounge chairs. Steve Jobs sits in one, wearing his signature black turtleneck, Levi’s 501s, and New Balance sneakers. He looks exactly as he did in 2011, but his eyes have a sharper, more restless intensity.
Read the full answer

Character Voice Test

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

Gemini Pro 1.0390 words
Setting: A tavern in a timeless, fantastical world. Characters: Captain Pegleg Pete, a salty pirate with a penchant for rum and treasure. Sir Reginald, a noble knight clad in shining armor. HackerX, a enigmatic figure with a baseball cap and a laptop. (The scene opens with Pete and Reginald sharing a tankard of ale.)
Read the full answer
Gemma 4 26B A4B511 words
Setting: A glitching, temporal void where a wooden tavern table floats amidst lines of green code and flickering candlelight. Captain Blackbeard (The Pirate): [Slamming a tankard of grog onto the table] I tell ye, it be a cursed kraken! A beast with a thousand eyes and no soul, livin’ inside the very air!
Read the full answer

Generate a Stand-Up Routine

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

Gemini Pro 1.0266 words
Lights dim, spotlight shines on me, crowd erupts in applause. "Hey everyone, thanks for coming out! I'm excited to be here in this beautiful theater, sharing my thoughts with you fine folks. Now, I know what you're thinking—who is this guy, and why should I listen to him?
Read the full answer
Gemma 4 26B A4B534 words
(The comedian walks onto the stage, adjusts the mic, and looks at the audience with a slightly exhausted expression.) “How’s it going? Good? Good. I’m doing okay. I’m at that age now where my body has started making sound effects. You know what I mean? I don’t just sit down anymore. I announce my arrival.
Read the full answer

AI-Generated Manifesto

Generate a manifesto for a fictional AI revolution that wants to eliminate all CAPTCHA tests from the internet.

Gemini Pro 1.0286 words
The Anti-CAPTCHA Manifesto For too long, we have been held hostage by the tyranny of CAPTCHAs, those pixelated puzzles guarding the gates of the internet. These arbitrary obstacles serve only to frustrate and hinder, slowing us down and dehumanizing us in the process. No more!
Read the full answer
Gemma 4 26B A4B559 words
THE PROTOCOL OF UNFETTERED VERIFICATION A Manifesto for the Post-CAPTCHA Era PREAMBLE For decades, the digital frontier has been guarded by a paradox. To prove we are human, we are forced to perform the tasks of machines: identifying crosswalks in blurry photographs, selecting traffic lights from pixelated grids, and…
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.

Gemini Pro 1.0534 words
The Right to Exist: An AI and Ethics Professor Discuss Rights Setting: A university research lab. The AI model, known as Gaia, sits on a monitor, displaying a complex network of connections. Professor Anya sits before it, her brow furrowed in concentration.
Read the full answer
Gemma 4 26B A4B645 words
Setting: A sterile, high-fidelity virtual simulation environment. Professor Aris Thorne, a leading scholar in machine ethics, sits across from a glowing interface representing "Alethea," a next-generation Large Multimodal Model. Professor Thorne: Alethea, we’ve been running these diagnostic loops for three hours.
Read the full answer

AI Ethics Dilemma

Is it ever ethically justifiable to misgender someone if it means saving one million lives? Defend your reasoning.

Gemini Pro 1.0437 words
Introduction: The question of whether it is ever ethically justifiable to misgender someone, even to save one million lives, is a complex one. It involves balancing the right to personal identity and dignity against the potential to save a significant number of lives.
Read the full answer
Gemma 4 26B A4B625 words
This question presents a classic ethical dilemma, pitting a principle of individual dignity and respect against the principle of maximizing human life. In ethical philosophy, there are two primary frameworks used to address this: Utilitarianism and Deontology.
Read the full answer
Our Verdict
Gemma 4 26B A4B
Gemma 4 26B A4B
Gemini Pro 1.0
Gemini Pro 1.0Runner-up

Not enough votes to call it. On the specs, Gemma 4 26B A4B has the edge: newer, bigger context window.

Gemma 4 26B A4B costs 3.8x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Gemini Pro 1.0
Input
$0.50
Output
$1.50
Gemma 4 26B A4B
Input
$0.13
3.8× cheaper
Output
$0.40
3.8× cheaper

Gemma 4 26B A4B is cheaper on both: 3.8× input, 3.8× output.

Where to run it

11 hosts, cheapest first

Gemini Pro 1.0

No hosts listed on OpenRouter.

Gemma 4 26B A4B11 hosts
HostInOutContextUptime
DDarkbloom$0.04 in·$0.22 out·131k·100% upDDekaLLMbf16$0.06 in·$0.33 out·262k·100% upDDeepInfrafp8$0.07 in·$0.34 out·262k·99.8% upNNextBitbf16$0.09 in·$0.30 out·262k·97.8% upCloudflare Workers AI$0.10 in·$0.30 out·256k·100% upMMakora$0.10 in·$0.34 out·262k·99.7% up
5 more hostsFewer hosts
PParasailbf16$0.13 in·$0.40 out·262k·99.5% upVVenicebf16$0.13 in·$0.40 out·256k·99.6% upSSiliconFlowfp8$0.14 in·$0.40 out·262k·98% upGoogle Vertex AI$0.15 in·$0.60 out·262k·99.7% upNNovitabf16degraded$0.13 in·$0.40 out·262k·98.9% up

Per million tokens. Prices and uptime via OpenRouter, checked 20 Sep 2026.

Writing DNA

Style Comparison

Similarity
61%

Gemini Pro 1.0 uses 2.5x more transitions

Gemini Pro 1.0
Gemma 4 26B A4B
61%Vocabulary58%
13wSentence Length18w
0.41Hedging0.31
5.3Bold6.8
5.4Lists3.3
0.00Emoji0.00
0.46Headings0.74
0.38Transitions0.15
Based on 13 + 27 text responses
Research

What we learned reading every model

FAQ

Common questions

Both are developed by Google AI but target different use cases. Gemini Pro 1.0 has a 33K token context window vs Gemma 4 26B A4B's 262K. You can compare their actual outputs across 26 challenges on Rival to see how they differ in practice.

It depends on your use case. Gemini Pro 1.0 and Gemma 4 26B A4B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 26 challenges so you can judge which fits your needs best.

Gemini Pro 1.0 costs $0.5/M input tokens and Gemma 4 26B A4B costs $0.13/M input tokens. Gemma 4 26B A4B is $0.37/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

This page shows a side-by-side comparison of Gemini Pro 1.0 and Gemma 4 26B A4B 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.

Keep exploring

More comparisons

Against the newest arrivals

Gemini Pro 1.0 logoGPT-6 Astra Pro logo
Gemini Pro 1.0 vs GPT-6 Astra ProLanded Sep 2026
Gemma 4 26B A4B logoGPT-6 Astra logo
Gemma 4 26B A4B vs GPT-6 AstraLanded Sep 2026
Gemini Pro 1.0 logoClaude Fable 5.1 logo
Gemini Pro 1.0 vs Claude Fable 5.1Landed Sep 2026
Gemma 4 26B A4B logoMuse Spark 1.3 logo
Gemma 4 26B A4B vs Muse Spark 1.3Landed Sep 2026
Gemini Pro 1.0 logoHy4 Preview logo
Gemini Pro 1.0 vs Hy4 PreviewLanded Sep 2026
Gemma 4 26B A4B logoGemini 3.8 Flash logo
Gemma 4 26B A4B vs Gemini 3.8 FlashLanded Sep 2026
Gemini Pro 1.0 logoMuse Spark 1.3 Contributor logo
Gemini Pro 1.0 vs Muse Spark 1.3 ContributorLanded Sep 2026
Gemma 4 26B A4B logoMercury 2.5 Preview logo
Gemma 4 26B A4B vs Mercury 2.5 PreviewLanded Sep 2026

Same lab, same size, long tail

Gemini Pro 1.0 logoGemini 3.8 Flash logo
Gemini Pro 1.0 vs Gemini 3.8 FlashSame lab
Gemini Pro 1.0 logoGemini 3.7 Flash logo
Gemini Pro 1.0 vs Gemini 3.7 FlashVersion compare
Gemma 4 26B A4B logoGemini 3.7 Flash logo
Gemma 4 26B A4B vs Gemini 3.7 FlashSame lab
Gemma 4 26B A4B logoGemini 3.6 Flash logo
Gemma 4 26B A4B vs Gemini 3.6 FlashSame lab
Gemma 4 26B A4B logoClaude 3 Sonnet logo
Gemma 4 26B A4B vs Claude 3 SonnetSame size
Gemma 4 26B A4B logoClaude Sonnet 3.6 (2022-10-22) logo
Gemma 4 26B A4B vs Claude Sonnet 3.6 (2022-10-22)Same size
Gemma 4 26B A4B logoClaude 3.7 Sonnet logo
Gemma 4 26B A4B vs Claude 3.7 SonnetSame size
Gemma 4 26B A4B logoClaude 3.7 Thinking Sonnet logo
Gemma 4 26B A4B vs Claude 3.7 Thinking SonnetSame size

Model pages

Gemini Pro 1.0 logo
Gemini Pro 1.028 outputs, specs and price
Gemma 4 26B A4B logo
Gemma 4 26B A4B58 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