What is the difference between ChatGPT-4o (March 2025) and OpenAI o4 Mini High?

Both are developed by OpenAI but target different use cases. ChatGPT-4o (March 2025) has a 128K token context window vs OpenAI o4 Mini High's 200K. You can compare their actual outputs across 32 challenges on Rival to see how they differ in practice.

Which is better, ChatGPT-4o (March 2025) or OpenAI o4 Mini High?

It depends on your use case. ChatGPT-4o (March 2025) and OpenAI o4 Mini High each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 32 challenges so you can judge which fits your needs best.

How much does ChatGPT-4o (March 2025) cost compared to OpenAI o4 Mini High?

ChatGPT-4o (March 2025) costs $5/M input tokens and OpenAI o4 Mini High costs $1.1/M input tokens. OpenAI o4 Mini High is $3.90/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 ChatGPT-4o (March 2025) and OpenAI o4 Mini High on Rival?

This page shows a side-by-side comparison of ChatGPT-4o (March 2025) and OpenAI o4 Mini High 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.

Updated Apr 2025

ChatGPT-4o (March 2025)vsOpenAI o4 Mini High

OpenAI o4 Mini High is cheaper than ChatGPT-4o (March 2025) at $1.1/M vs $5/M input tokens.

ChatGPT-4o (March 2025) and OpenAI o4 Mini High compared across 32 shared prompts
Spec	ChatGPT-4o (March 2025)	OpenAI o4 Mini High
Input price	$5/M tokens	$1.1/M tokens
Output price	$15/M tokens	$4.4/M tokens
Context window	128K tokens	200K tokens
Parameters	Not disclosed	Not disclosed
Weights	—	Closed
Free API (OpenRouter)	No	No
Released	Mar 2025	Apr 2025