What is the difference between Claude 3 Opus and GPT-4o (Omni)?

Claude 3 Opus is developed by Anthropic while GPT-4o (Omni) is developed by OpenAI. Claude 3 Opus has a 200K token context window vs GPT-4o (Omni)'s 128K. You can compare their actual outputs across 12 challenges on Rival to see how they differ in practice.

Which is better, Claude 3 Opus or GPT-4o (Omni)?

It depends on your use case. Claude 3 Opus and GPT-4o (Omni) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 12 challenges so you can judge which fits your needs best.

How much does Claude 3 Opus cost compared to GPT-4o (Omni)?

Claude 3 Opus costs $15/M input tokens and GPT-4o (Omni) costs $2.5/M input tokens. GPT-4o (Omni) is $12.50/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 3 Opus and GPT-4o (Omni) on Rival?

This page shows a side-by-side comparison of Claude 3 Opus and GPT-4o (Omni) 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 3 Opus and GPT-4o (Omni)?

Claude 3 Opus is developed by Anthropic while GPT-4o (Omni) is developed by OpenAI. Claude 3 Opus has a 200K token context window vs GPT-4o (Omni)'s 128K. You can compare their actual outputs across 12 challenges on Rival to see how they differ in practice.

Which is better, Claude 3 Opus or GPT-4o (Omni)?

It depends on your use case. Claude 3 Opus and GPT-4o (Omni) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 12 challenges so you can judge which fits your needs best.

How much does Claude 3 Opus cost compared to GPT-4o (Omni)?

Claude 3 Opus costs $15/M input tokens and GPT-4o (Omni) costs $2.5/M input tokens. GPT-4o (Omni) is $12.50/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 3 Opus and GPT-4o (Omni) on Rival?

This page shows a side-by-side comparison of Claude 3 Opus and GPT-4o (Omni) 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 3 Opus vs GPT-4o (Omni): Which Is Better?

Updated May 2024

Our Verdict

Claude 3 Opus

GPT-4o (Omni)

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

GPT-4o (Omni) is 7.5x cheaper per token — worth considering if cost matters.

Too close to call

API pricing

Cost per 1M tokens

Claude 3 Opus

Input

$15.00

Output

$75.00

GPT-4o (Omni)

Input

$2.50

6.0× cheaper

Output

$10.00

7.5× cheaper

GPT-4o (Omni) is cheaper on both — 6.0× input, 7.5× output

Writing DNA

Style Comparison

Similarity

42%

GPT-4o (Omni) uses 734.5x more bold

Claude 3 Opus

GPT-4o (Omni)

54%Vocabulary54%

14wSentence Length18w

0.48Hedging0.72

0.0Bold7.3

3.0Lists5.6

0.00Emoji0.03

0.00Headings1.40

0.06Transitions0.26

Based on 3 + 24 text responses

Research

What we learned reading every model

Claude 3 Opus and GPT-4o (Omni) have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Claude 3 Opus vs Llama 4 MaverickNew provider

Claude 3 Opus vs GPT-5Cross-provider

Claude 3 Opus vs MiniMax M3New provider

Updated May 2024

Our Verdict

Claude 3 Opus

GPT-4o (Omni)

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

GPT-4o (Omni) is 7.5x cheaper per token — worth considering if cost matters.

Too close to call

API pricing

Cost per 1M tokens

Claude 3 Opus

Input

$15.00

Output

$75.00

GPT-4o (Omni)

Input

$2.50

6.0× cheaper

Output

$10.00

7.5× cheaper

GPT-4o (Omni) is cheaper on both — 6.0× input, 7.5× output

Writing DNA

Style Comparison

Similarity

42%

GPT-4o (Omni) uses 734.5x more bold

Claude 3 Opus

GPT-4o (Omni)

54%Vocabulary54%

14wSentence Length18w

0.48Hedging0.72

0.0Bold7.3

3.0Lists5.6

0.00Emoji0.03

0.00Headings1.40

0.06Transitions0.26

Based on 3 + 24 text responses

Research

What we learned reading every model

Claude 3 Opus and GPT-4o (Omni) have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Claude 3 Opus vs Llama 4 MaverickNew provider

Claude 3 Opus vs GPT-5Cross-provider

Claude 3 Opus vs MiniMax M3New provider