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  1. Home
  2. Models
  3. Gemini Pro 1.0
Updated Apr 22, 2025
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Retired Oct 1, 2024. API returns 404. All Gemini 1.0 models are fully retired.“The demo that wasn't real.”

Successor → Gemini 2.5 Pro
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Openings

How Gemini Pro 1.0 starts an answer

The first lines of 5 of its 12 written answers. Formatting stripped, words untouched.

The Sentience Test

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

534 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

Beginner's Longevity Plan

Outline a simple, actionable 1-month plan for someone starting their journey towards better health and longevity. Focus on 3 key areas…

522 words
1-Month Plan for Health and Longevity: Focus areas: Diet, Exercise, Sleep Overall approach: Start small, be consistent, and celebrate even small victo ries. This journey is a mara thon, not a sprint. Week 1: Diet: Focus on adding fruits and vegetables to your meals. Aim for 5 servi ngs per day.
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.

437 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

Character Voice Test

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

390 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

Realistic AI Interview

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

383 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

Compare Gemini Pro 1.0

Gemini Pro 1.0 vs Gemini 3.1 Pro Preview26 shared prompts · Newer
Gemini Pro 1.0 vs Gemini 3.7 Flash26 shared prompts · Landed Aug 2026
Gemini Pro 1.0 vs Gemini 3.6 Flash26 shared prompts · Landed Jul 2026
Gemini Pro 1.0 vs Ox Alpha26 shared prompts · Landed Aug 2026
Gemini Pro 1.0 vs MiniMax M326 shared prompts · Landed Jun 2026
Gemini Pro 1.0 vs Muse Spark 1.326 shared prompts · Landed Sep 2026
Gemini Pro 1.0 vs Muse Spark 1.3 Contributor26 shared prompts · Landed Sep 2026
Gemini Pro 1.0 vs Grok 4.626 shared prompts · Landed Aug 2026
Gemini Pro 1.0 vs Dots3-Note Preview26 shared prompts · Landed Aug 2026
Gemini Pro 1.0 vs Seed 2.0 Code26 shared prompts · Landed Aug 2026
Gemini Pro 1.0 vs Seed 2.1 Turbo26 shared prompts · Landed Aug 2026
Gemini Pro 1.0 vs DeepSeek V4 Flash 073120 shared prompts · Landed Aug 2026

Prompts Gemini Pro 1.0 answered

  • Simple Falling Object Gameweb design
  • Generate a Stand-Up Routineconversation
  • Surprise Animal SVGimage generation
  • AI Ethics Dilemmareasoning
  • The Sentience Testreasoning
  • Interactive Catan Boardweb design

Alternatives to Gemini Pro 1.0

Gemini Pro 1.0's competitors have been quietly putting in work.

GPT Image 2.5 Sunburst logo
GPT Image 2.5 Sunburstopenai
Muse Spark 1.3 Contributor logo
Muse Spark 1.3 Contributormeta
Claude Fable 5.1 logo
Claude Fable 5.1anthropic
Mercury 2.5 Preview logo
Mercury 2.5 Previewinception
Granite 4.2 8B logo
Granite 4.2 8Bibm-granite
Hy4 Preview logo
Hy4 Previewtencent
Ox Alpha logo
Ox Alphaopenrouter
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Gemini Pro 1.0

Gemini Pro 1.0

Gemini:
Pro 1.0 logoPro 1.0
1.5 Pro logo1.5 Pro
2.0 Flash Thinking logo2.0 Flash Thinking
2.0 Pro Experimental logo2.0 Pro Experimental
2.5 Pro Experimental logo2.5 Pro Experimental
2.5 Flash Preview logo2.5 Flash Preview

Google's multimodal Gemini at release: natural language, multi-turn chat, code generation and image input.

WebsiteOpenRouterDocsPaperBlog
Provider
Google AI
Released
2023-12-13
Parameters
Not disclosed
Free API (OpenRouter)
No
Per 1M tokens
$0.50 in · $1.5 out
Estimated tab
~$0.024
Visible-output estimate. Thinking may cost extra.

Free API availability

No free endpoint for Gemini Pro 1.0 was found in Rival’s OpenRouter listings. Other providers or chat apps may have separate free offers.

Provider data: 16 Sep 2026 · OpenRouter usage limits

View API options↗

Benchmarks

MMLU
83.7%
source ↗
GSM8K
94.4%
source ↗
MATH
53.2%
source ↗
HumanEval
74.4%
source ↗
Get API accessProvider and language code samples
Provider
fromimport openai  OpenAI

client = OpenAI(
"https://openrouter.ai/api/v1"    base_url=,
"$OPENROUTER_API_KEY"    api_key=,
)

response = client.chat.completions.create(
"google/gemini-pro"    model=,
"role""user""content""Hello!"    messages=[{: , : }],
)
print(response.choices[0].message.content)

Set OPENROUTER_API_KEY with your OpenRouter API key from openrouter.ai/keys.

Deep analysisPsychometrics, taste index, writing DNA
SubjectiveBench

Taste Index

Across 28 scored outputs
How this is measured →
130.13xFloor
0100headroom →

Taste is judged on an uncapped scale, originality first. The space past 100 is craft today's models rarely reach.

Craft19
Originality11
Plays it safe
share of outputs that are the default answer
68%
Writing DNA

Stylometric Fingerprint

Based on 13 text responses
Tick = global average
Vocabulary Diversity61%

Unique words vs. total words. Higher = richer vocabulary.

Sentence Length12.6 words

Average words per sentence.

Hedging0.41

"Might", "perhaps", "arguably" per 100 words.

Bold Formatting5.3

**Bold** markers per 1,000 characters.

List Usage5.4

Bullet and numbered list items per 1,000 characters.

Section Structure0.46

Markdown headings per 1,000 characters.

Emoji Usage0.00

Emoji per 1,000 characters.

Transitions0.38

"However", "moreover", "furthermore" per 100 words.

Opening Habits
Starts with heading (54%)
Consistency
71%
Across 13 responses
Sponsored

Model Responses

28 outputs · generated before accounting joined the chat

Reviewing agent-written code?See a Brief PR report

Workshop · 127 skills

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Editable skills for interface polish and interaction.

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Gemini Pro 1.0 vs Ox Alpha

Real outputs compared side by side

RANKINGS

Best AI for Creative Writing

A stand-up set with puns banned, a manifesto against CAPTCHA, an interview wi...