What is the difference between o3 Mini and OpenAI o4 Mini High?

Both are developed by OpenAI but target different use cases. o3 Mini has a 64K token context window vs OpenAI o4 Mini High's 200K. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, o3 Mini or OpenAI o4 Mini High?

It depends on your use case. o3 Mini and OpenAI o4 Mini High each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does o3 Mini cost compared to OpenAI o4 Mini High?

o3 Mini costs $1.1/M input tokens and OpenAI o4 Mini High costs $1.1/M input tokens. OpenAI o4 Mini High is $0.00/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 o3 Mini and OpenAI o4 Mini High on Rival?

This page shows a side-by-side comparison of o3 Mini 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

o3 MinivsOpenAI o4 Mini High

OpenAI o4 Mini High has a larger context window than o3 Mini (200K tokens vs 64K tokens).

o3 Mini and OpenAI o4 Mini High compared across 54 shared prompts
Spec	o3 Mini	OpenAI o4 Mini High
Input price	$1.1/M tokens	$1.1/M tokens
Output price	$4.4/M tokens	$4.4/M tokens
Context window	64K tokens	200K tokens
Parameters	Not disclosed	Not disclosed
Weights	Closed	Closed
Free API (OpenRouter)	No	No
Released	Dec 2024	Apr 2025