What is the difference between Claude 3.7 Thinking Sonnet and OpenAI: GPT-5.6 Sol?

Claude 3.7 Thinking Sonnet is developed by Anthropic while OpenAI: GPT-5.6 Sol is developed by OpenAI. Claude 3.7 Thinking Sonnet has a 200K token context window vs OpenAI: GPT-5.6 Sol's 1.1M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Claude 3.7 Thinking Sonnet or OpenAI: GPT-5.6 Sol?

It depends on your use case. Claude 3.7 Thinking Sonnet and OpenAI: GPT-5.6 Sol 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 3.7 Thinking Sonnet cost compared to OpenAI: GPT-5.6 Sol?

Claude 3.7 Thinking Sonnet costs $6/M input tokens and OpenAI: GPT-5.6 Sol costs $5/M input tokens. OpenAI: GPT-5.6 Sol is $1.00/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 3.7 Thinking Sonnet and OpenAI: GPT-5.6 Sol on Rival?

This page shows a side-by-side comparison of Claude 3.7 Thinking Sonnet and OpenAI: GPT-5.6 Sol 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 3.7 Thinking Sonnet and OpenAI: GPT-5.6 Sol?

Claude 3.7 Thinking Sonnet is developed by Anthropic while OpenAI: GPT-5.6 Sol is developed by OpenAI. Claude 3.7 Thinking Sonnet has a 200K token context window vs OpenAI: GPT-5.6 Sol's 1.1M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Claude 3.7 Thinking Sonnet or OpenAI: GPT-5.6 Sol?

It depends on your use case. Claude 3.7 Thinking Sonnet and OpenAI: GPT-5.6 Sol 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 3.7 Thinking Sonnet cost compared to OpenAI: GPT-5.6 Sol?

Claude 3.7 Thinking Sonnet costs $6/M input tokens and OpenAI: GPT-5.6 Sol costs $5/M input tokens. OpenAI: GPT-5.6 Sol is $1.00/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 3.7 Thinking Sonnet and OpenAI: GPT-5.6 Sol on Rival?

This page shows a side-by-side comparison of Claude 3.7 Thinking Sonnet and OpenAI: GPT-5.6 Sol 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 3.7 Thinking Sonnet vs OpenAI: GPT-5.6 Sol: Which Is Better?

Updated Jul 2026

Our Verdict

OpenAI: GPT-5.6 Sol

Claude 3.7 Thinking SonnetRunner-up

No community votes yet. On paper, OpenAI: GPT-5.6 Sol has the edge — bigger model tier, newer, bigger context window.

Slight edge

API pricing

Cost per 1M tokens

Claude 3.7 Thinking Sonnet

Input

$6.00

Output

$30.00

OpenAI: GPT-5.6 Sol

Input

$5.00

1.2× cheaper

Output

$30.00

Writing DNA

Style Comparison

Similarity

62%

OpenAI: GPT-5.6 Sol uses 3.3x more emoji

Claude 3.7 Thinking Sonnet

OpenAI: GPT-5.6 Sol

61%Vocabulary63%

49wSentence Length15w

0.64Hedging0.79

2.2Bold3.4

4.5Lists3.8

0.00Emoji0.03

1.81Headings0.95

0.21Transitions0.08

Based on 21 + 27 text responses

Research

What we learned reading every model

Claude 3.7 Thinking Sonnet and OpenAI: GPT-5.6 Sol 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 3.7 Thinking Sonnet vs MiniMax M3New provider

Claude 3.7 Thinking Sonnet vs GPT-5Cross-provider

Claude 3.7 Thinking Sonnet vs Llama 4 MaverickNew provider

Updated Jul 2026

Our Verdict

OpenAI: GPT-5.6 Sol

Claude 3.7 Thinking SonnetRunner-up

No community votes yet. On paper, OpenAI: GPT-5.6 Sol has the edge — bigger model tier, newer, bigger context window.

Slight edge

API pricing

Cost per 1M tokens

Claude 3.7 Thinking Sonnet

Input

$6.00

Output

$30.00

OpenAI: GPT-5.6 Sol

Input

$5.00

1.2× cheaper

Output

$30.00

Writing DNA

Style Comparison

Similarity

62%

OpenAI: GPT-5.6 Sol uses 3.3x more emoji

Claude 3.7 Thinking Sonnet

OpenAI: GPT-5.6 Sol

61%Vocabulary63%

49wSentence Length15w

0.64Hedging0.79

2.2Bold3.4

4.5Lists3.8

0.00Emoji0.03

1.81Headings0.95

0.21Transitions0.08

Based on 21 + 27 text responses

Research

What we learned reading every model

Claude 3.7 Thinking Sonnet and OpenAI: GPT-5.6 Sol 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 3.7 Thinking Sonnet vs MiniMax M3New provider

Claude 3.7 Thinking Sonnet vs GPT-5Cross-provider

Claude 3.7 Thinking Sonnet vs Llama 4 MaverickNew provider