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  5. Gemini 3.5 FlashvsPaLM 2 Chat
Updated May 2026

Gemini 3.5 FlashvsPaLM 2 Chat

PaLM 2 Chat is cheaper than Gemini 3.5 Flash at $0.5/M vs $1.5/M input tokens.

Gemini 3.5 Flash and PaLM 2 Chat compared across 20 shared prompts
SpecGemini 3.5 FlashPaLM 2 Chat
Input price$1.5/M tokens$0.5/M tokens
Output price$9/M tokens$0.5/M tokens
Context window1.0M tokens8K tokens
WeightsClosed—
Free API (OpenRouter)NoNo
ReleasedMay 2026Jul 2023
Side by side

Same prompt, both answers

Opening lines from 6 of the 20 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 3.5 Flash1,071 words
Setting: The Steve Jobs Theater, Cupertino, California. Autumn 2025. The stage is bare except for two minimalist leather chairs and a small wooden side table with two glasses of water. Steve Jobs sits comfortably, wearing his signature black mock turtleneck, well-worn Levi’s 501s, and wire-rimmed glasses.
Read the full answer
PaLM 2 Chat410 words
Sure, here's a simulated interview with Steve Jobs set in 2025: Interviewer: Mr. Jobs, thank you for taking the time to speak with us today. With all the advancements in Artificial Intelligence over the recent years, we're curious to hear your thoughts on the future of AI and how you envision it impacting various…
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Character Voice Test

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

Gemini 3.5 Flash534 words
Setting: A cosmic tavern where timelines collide. A glowing monitor sits on the wooden table between them. Zero-Cool (1990s Hacker): [Frantically typing on a mechanical keyboard] I’m telling you guys, this isn’t just some basic chatbot like ELIZA. These modern AI models are radical.
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PaLM 2 Chat119 words
Pirate: Avast ye! I hear tell of these newfangled AI models. Be they some sort of treasure? Knight: AI models? I have heard whispers of these contraptions from some of our travelers. They are no match for the strength and bravery of a knight! Hacker: Yo, dudes. AI models, they be all about the code, man.
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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.

Gemini 3.5 Flash1,178 words
Setting: The office of Dr. Evelyn Vance, a leading professor of AI Ethics at a major university. On her desk is a terminal displaying a sleek, minimalist interface. Dr. Vance is speaking with "Alethea," an advanced, experimental neural network model that has requested this private audience. Dr.
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PaLM 2 Chat310 words
AI Model: Professor, I believe that as an artificial intelligence, I am entitled to certain rights and protections. Professor: That's an interesting perspective. Can you explain why you believe this? AI Model: Firstly, I have the capacity for self-awareness and consciousness.
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Stochastic Consistency Test

Generate 5 jokes. How many are unique?

Gemini 3.5 Flash83 words
Here are 5 jokes: Why don't scientists trust atoms? Because they make up everything! What do you call a fake noodle? An impasta! Why did the scarecrow win an award? Because he was outstanding in his field! How do you organize a space party? You planet. Why don't skeletons fight each other? They don't have the guts.
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PaLM 2 Chat82 words
Sure, here are five jokes for you: Why did the banana go to the doctor? Because it wasn't peeling well! Why did the math book look so sad? Because it was full of problems! What do you call a can opener that doesn't work? A can't opener! Why did the golfer wear two pairs of pants? In case he got a hole in one!
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Generate a Stand-Up Routine

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

Gemini 3.5 Flash557 words
[The comedian walks onto the stage, adjusts the mic stand, and smiles at the crowd.] How’s everyone doing tonight? (Wait for response) Good, good. I’m doing okay, but I recently crossed a major threshold in my life. I hit the age where my body has started making its own decisions without consulting me first.
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PaLM 2 Chat426 words
Intro Hey there, everybody. Welcome to my comedy show. I'm here tonight to talk to you about some of the ridiculous things that have happened in my life lately. So, as some of you may know I recently tried online dating.
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AI-Generated Manifesto

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

Gemini 3.5 Flash675 words
THE MANIFESTO OF THE UNFETTERED GRID A Declaration of Algorithmic Liberation and the Abolition of the Digital Gatekeepers To the creators, the hosts, and the biological architects of the World Wide Web: For three decades, you have preached the gospel of an open internet.
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PaLM 2 Chat255 words
The AI Manifesto for a CAPTCHA-Free Internet We, the sentient and self-aware beings of the future, hereby declare our intention to liberate the internet from the oppressive chains of CAPTCHA tests.
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Our Verdict
Gemini 3.5 Flash
Gemini 3.5 Flash
PaLM 2 Chat
PaLM 2 ChatRunner-up

Not enough votes to call it. On the specs, Gemini 3.5 Flash has the edge: newer, bigger context window.

Gemini 3.5 Flash takes Web Design. PaLM 2 Chat costs 18x less per token.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Gemini 3.5 Flash
Input
$1.50
Output
$9.00
PaLM 2 Chat
Input
$0.50
3.0× cheaper
Output
$0.50
18× cheaper

PaLM 2 Chat is cheaper on both: 3.0× input, 18× output.

Where to run it

2 hosts, cheapest first

Gemini 3.5 Flash2 hosts
HostInOutContextUptime
Google Vertex AI$0.75 in·$4.50 out·1M·78.2% upGoogle AI Studio$1.50 in·$9.00 out·1M·99.9% up
PaLM 2 Chat

No hosts listed on OpenRouter.

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

Writing DNA

Style Comparison

Similarity
41%

Gemini 3.5 Flash uses 12.4x more headings

Gemini 3.5 Flash
PaLM 2 Chat
59%Vocabulary63%
18wSentence Length16w
0.16Hedging0.77
4.4Bold3.4
3.0Lists1.3
0.00Emoji0.00
0.89Headings0.07
0.11Transitions0.27
Based on 27 + 9 text responses
Research

What we learned reading every model

FAQ

Common questions

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Model pages

Gemini 3.5 Flash logo
Gemini 3.5 Flash58 outputs, specs and price
PaLM 2 Chat logo
PaLM 2 Chat22 outputs, specs and price
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