What is the difference between Claude Opus 4 and Google: Gemini 3.1 Flash Lite?

Claude Opus 4 is developed by Anthropic while Google: Gemini 3.1 Flash Lite is developed by Google AI. Claude Opus 4 has a 200K token context window vs Google: Gemini 3.1 Flash Lite's 1.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Claude Opus 4 or Google: Gemini 3.1 Flash Lite?

It depends on your use case. Claude Opus 4 and Google: Gemini 3.1 Flash Lite each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does Claude Opus 4 cost compared to Google: Gemini 3.1 Flash Lite?

Claude Opus 4 costs $15/M input tokens and Google: Gemini 3.1 Flash Lite costs $0.25/M input tokens. Google: Gemini 3.1 Flash Lite is $14.75/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Claude Opus 4 and Google: Gemini 3.1 Flash Lite on Rival?

This page shows a side-by-side comparison of Claude Opus 4 and Google: Gemini 3.1 Flash Lite 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.

What is the difference between Claude Opus 4 and Google: Gemini 3.1 Flash Lite?

Claude Opus 4 is developed by Anthropic while Google: Gemini 3.1 Flash Lite is developed by Google AI. Claude Opus 4 has a 200K token context window vs Google: Gemini 3.1 Flash Lite's 1.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Claude Opus 4 or Google: Gemini 3.1 Flash Lite?

It depends on your use case. Claude Opus 4 and Google: Gemini 3.1 Flash Lite each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does Claude Opus 4 cost compared to Google: Gemini 3.1 Flash Lite?

Claude Opus 4 costs $15/M input tokens and Google: Gemini 3.1 Flash Lite costs $0.25/M input tokens. Google: Gemini 3.1 Flash Lite is $14.75/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Claude Opus 4 and Google: Gemini 3.1 Flash Lite on Rival?

This page shows a side-by-side comparison of Claude Opus 4 and Google: Gemini 3.1 Flash Lite 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.

Claude Opus 4 vs Google: Gemini 3.1 Flash Lite: Which Is Better?

Updated May 2026

Our Verdict

Claude Opus 4

Google: Gemini 3.1 Flash Lite

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Google: Gemini 3.1 Flash Lite is 50x cheaper per token — worth considering if cost matters.

Too close to call

API pricing

Cost per 1M tokens

Claude Opus 4

Input

$15.00

Output

$75.00

Google: Gemini 3.1 Flash Lite

Input

$0.25

60× cheaper

Output

$1.50

50× cheaper

Google: Gemini 3.1 Flash Lite is cheaper on both — 60× input, 50× output

Writing DNA

Style Comparison

Similarity

35%

Claude Opus 4 uses 11.2x more emoji

Claude Opus 4

Google: Gemini 3.1 Flash Lite

64%Vocabulary59%

62wSentence Length17w

0.52Hedging0.29

4.4Bold5.5

9.1Lists3.3

0.11Emoji0.00

1.87Headings0.93

0.27Transitions0.11

Based on 16 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Claude Opus 4 vs GPT-5New provider

Claude Opus 4 vs MiniMax M3New provider

Claude Opus 4 vs Llama 4 MaverickNew provider

Updated May 2026

Our Verdict

Claude Opus 4

Google: Gemini 3.1 Flash Lite

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Google: Gemini 3.1 Flash Lite is 50x cheaper per token — worth considering if cost matters.

Too close to call

API pricing

Cost per 1M tokens

Claude Opus 4

Input

$15.00

Output

$75.00

Google: Gemini 3.1 Flash Lite

Input

$0.25

60× cheaper

Output

$1.50

50× cheaper

Google: Gemini 3.1 Flash Lite is cheaper on both — 60× input, 50× output

Writing DNA

Style Comparison

Similarity

35%

Claude Opus 4 uses 11.2x more emoji

Claude Opus 4

Google: Gemini 3.1 Flash Lite

64%Vocabulary59%

62wSentence Length17w

0.52Hedging0.29

4.4Bold5.5

9.1Lists3.3

0.11Emoji0.00

1.87Headings0.93

0.27Transitions0.11

Based on 16 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Claude Opus 4 vs GPT-5New provider

Claude Opus 4 vs MiniMax M3New provider

Claude Opus 4 vs Llama 4 MaverickNew provider