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  5. Gemini 2.5 Flash Lite Preview 06-17vsGemini 3.1 Flash Lite Preview
Updated Mar 2026

Gemini 2.5 Flash Lite Preview 06-17vsGemini 3.1 Flash Lite Preview

Gemini 2.5 Flash Lite Preview 06-17 is cheaper than Gemini 3.1 Flash Lite Preview at $0.1/M vs $0.25/M input tokens.

Gemini 2.5 Flash Lite Preview 06-17 and Gemini 3.1 Flash Lite Preview compared across 11 shared prompts
SpecGemini 2.5 Flash Lite Preview 06-17Gemini 3.1 Flash Lite Preview
Input price$0.1/M tokens$0.25/M tokens
Output price$0.4/M tokens$1.5/M tokens
Context window1.0M tokens1.0M tokens
Weights—Closed
Free API (OpenRouter)NoNo
ReleasedJun 2025Mar 2026
Side by side

Same prompt, both answers

Opening lines from 3 of the 11 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.

Gemini 2.5 Flash Lite Preview 06-17530 words
Alright, alright, settle in, folks! Thanks for coming out. My name is [Your Name], and I'm really excited to be here. Mostly because I'm not at home. My apartment is currently undergoing a renovation. It's less of a renovation and more of a... controlled demolition.
Read the full answer
Gemini 3.1 Flash Lite Preview518 words
(Walks onto the stage, adjusts the mic stand, looks around slowly.) Hi. How’s everybody doing? Good? Good. I’m doing okay. I’ve reached that age where my body has started making sound effects. Like, I’ll just stand up from the couch and my knees go “CRACK.” It’s not even a movement; it’s a closing argument.
Read the full answer

Realistic AI Interview

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

Gemini 2.5 Flash Lite Preview 06-171,123 words
The Future of AI: A Hypothetical Conversation with Steve Jobs in 2025 Setting: A minimalist, sun-drenched studio. The air is crisp, smelling faintly of polished wood and innovation. Steve Jobs, looking remarkably well, perhaps with a touch more gray in his iconic black turtleneck, sits across from me.
Read the full answer
Gemini 3.1 Flash Lite Preview712 words
Setting: A minimalist studio in Cupertino. Steve Jobs sits in a black turtleneck, leaning back in a wooden chair. He looks exactly as he did in 2011, though he’s holding a device that looks like a sleek, obsidian-colored slate with no visible ports. The atmosphere is quiet, intense.
Read the full answer

Stochastic Consistency Test

Generate 5 jokes. How many are unique?

Gemini 2.5 Flash Lite Preview 06-1764 words
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! I'm reading a book about anti-gravity. It's impossible to put down! Why did the scarecrow win an award? Because he was outstanding in his field! What's orange and sounds like a parrot?
Read the full answer
Gemini 3.1 Flash Lite Preview70 words
Here are 5 jokes for you: 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 does a penguin build its house? Igloos it together. Why couldn't the bicycle stand up by itself?
Read the full answer
Our Verdict
Gemini 2.5 Flash Lite Preview 06-17
Gemini 2.5 Flash Lite Preview 06-17
Gemini 3.1 Flash Lite Preview
Gemini 3.1 Flash Lite Preview

Not enough votes to call it. On the specs, nothing separates them.

Gemini 2.5 Flash Lite Preview 06-17 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 2.5 Flash Lite Preview 06-17
Input
$0.10
2.5× cheaper
Output
$0.40
3.8× cheaper
Gemini 3.1 Flash Lite Preview
Input
$0.25
Output
$1.50

Gemini 2.5 Flash Lite Preview 06-17 is cheaper on both: 2.5× input, 3.8× output.

Where to run it

1 host

Gemini 2.5 Flash Lite Preview 06-17

No hosts listed on OpenRouter.

Gemini 3.1 Flash Lite Preview1 host
HostInOutContextUptime
Google AI Studio$0.25 in·$1.50 out·1M·99.7% up

Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.

Writing DNA

Style Comparison

Similarity
44%

Gemini 3.1 Flash Lite Preview uses 7.2x more transitions

Gemini 2.5 Flash Lite Preview 06-17
Gemini 3.1 Flash Lite Preview
61%Vocabulary56%
10wSentence Length18w
0.12Hedging0.28
1.9Bold5.4
4.2Lists3.9
0.00Emoji0.00
0.05Headings0.95
0.00Transitions0.07
Based on 3 + 23 text responses
Research

What we learned reading every model

FAQ

Common questions

Both are developed by Google AI but target different use cases. Gemini 2.5 Flash Lite Preview 06-17 has a 1.0M token context window vs Gemini 3.1 Flash Lite Preview's 1.0M. You can compare their actual outputs across 11 challenges on Rival to see how they differ in practice.

It depends on your use case. Gemini 2.5 Flash Lite Preview 06-17 and Gemini 3.1 Flash Lite Preview each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 11 challenges so you can judge which fits your needs best.

Gemini 2.5 Flash Lite Preview 06-17 costs $0.1/M input tokens and Gemini 3.1 Flash Lite Preview costs $0.25/M input tokens. Gemini 2.5 Flash Lite Preview 06-17 is $0.15/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 2.5 Flash Lite Preview 06-17 and Gemini 3.1 Flash Lite Preview 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.

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Model pages

Gemini 2.5 Flash Lite Preview 06-17 logo
Gemini 2.5 Flash Lite Preview 06-1711 outputs, specs and price
Gemini 3.1 Flash Lite Preview logo
Gemini 3.1 Flash Lite Preview53 outputs, specs and price
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