Question 1

What is the difference between Gemini 3.1 Pro Preview and GPT-5?

Accepted Answer

Gemini 3.1 Pro Preview is developed by Google AI while GPT-5 is developed by OpenAI. Gemini 3.1 Pro Preview has a 1.0M token context window vs GPT-5's 400K. You can compare their actual outputs across 46 challenges on RIVAL to see how they differ in practice.

Question 2

Which is better, Gemini 3.1 Pro Preview or GPT-5?

Accepted Answer

It depends on your use case. Gemini 3.1 Pro Preview and GPT-5 each have strengths in different areas. RIVAL lets you compare their real outputs side-by-side across 46 challenges so you can judge which fits your needs best.

Question 3

How much does Gemini 3.1 Pro Preview cost compared to GPT-5?

Accepted Answer

Gemini 3.1 Pro Preview costs $2/M input tokens and GPT-5 costs $1.25/M input tokens. GPT-5 is $0.75/M cheaper per input. Check their side-by-side outputs on RIVAL to see if the price difference is justified by quality.

Question 4

How can I compare Gemini 3.1 Pro Preview and GPT-5 on RIVAL?

Accepted Answer

This page shows a side-by-side comparison of Gemini 3.1 Pro Preview and GPT-5 across shared challenges. You can vote on which model produced the better output, and Pro users can create custom challenges to test both models with their own prompts.

Gemini 3.1 Pro Preview vs GPT-5

What is the difference between Gemini 3.1 Pro Preview and GPT-5?

Which is better, Gemini 3.1 Pro Preview or GPT-5?

How much does Gemini 3.1 Pro Preview cost compared to GPT-5?

How can I compare Gemini 3.1 Pro Preview and GPT-5 on RIVAL?