What is the difference between OpenAI o4-mini and Seed 2.0 Lite?

OpenAI o4-mini is developed by OpenAI while Seed 2.0 Lite is developed by ByteDance. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, OpenAI o4-mini or Seed 2.0 Lite?

It depends on your use case. OpenAI o4-mini and Seed 2.0 Lite 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 OpenAI o4-mini cost compared to Seed 2.0 Lite?

OpenAI o4-mini costs $1.1/M input tokens and Seed 2.0 Lite costs $0.25/M input tokens. Seed 2.0 Lite is $0.85/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 OpenAI o4-mini and Seed 2.0 Lite on Rival?

This page shows a side-by-side comparison of OpenAI o4-mini and Seed 2.0 Lite 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 Mar 2026

OpenAI o4-minivsSeed 2.0 Lite

Seed 2.0 Lite is cheaper than OpenAI o4-mini at $0.25/M vs $1.1/M input tokens.

OpenAI o4-mini and Seed 2.0 Lite compared across 53 shared prompts
Spec	OpenAI o4-mini	Seed 2.0 Lite
Input price	$1.1/M tokens	$0.25/M tokens
Output price	$4.4/M tokens	$2/M tokens
Context window	—	262K tokens
Weights	Closed	—
Free API (OpenRouter)	No	No
Released	Apr 2025	Mar 2026