What is the difference between GPT-5 and GPT-5 Pro?

Both are developed by OpenAI but target different use cases. GPT-5 has a 400K token context window vs GPT-5 Pro's 400K. in 20 community votes on Rival, GPT-5 Pro wins 73% of head-to-head matchups. These results are based on blind head-to-head voting across 42 challenges.

Which is better, GPT-5 or GPT-5 Pro?

Based on 20 community votes on Rival, GPT-5 Pro wins 73% of head-to-head matchups against GPT-5. GPT-5 Pro is strongest in Reasoning, Web Design.

How much does GPT-5 cost compared to GPT-5 Pro?

GPT-5 costs $1.25/M input tokens and GPT-5 Pro costs $15/M input tokens. GPT-5 is $13.75/M cheaper per input. The more expensive model wins 73% of duels, so the premium may be justified by quality.

How are GPT-5 vs GPT-5 Pro votes collected on Rival?

Rival presents both models' outputs side-by-side in blind duels. Voters see the responses but don't know which model produced each one, eliminating brand bias. 20 votes have been collected for this pair across 42 challenges. All vote data is part of Rival's open dataset.

Updated Oct 2025

GPT-5vsGPT-5 Pro

GPT-5 Pro wins 73% of 20 blind community votes against GPT-5 on Rival.

GPT-5 and GPT-5 Pro compared across 42 shared prompts
Spec	GPT-5	GPT-5 Pro
Win rate	27%	73%
Input price	$1.25/M tokens	$15/M tokens
Output price	$10/M tokens	$120/M tokens
Context window	400K tokens	400K tokens
Weights	Closed	Closed
Free API (OpenRouter)	No	No
Released	Aug 2025	Oct 2025
SWE-bench Verified	74.9%	74.9%