What is the difference between Claude Opus 4.8 and Seed 2.0 Lite?

Claude Opus 4.8 is developed by Anthropic while Seed 2.0 Lite is developed by ByteDance. Claude Opus 4.8 has a 1.0M token context window vs Seed 2.0 Lite's 262K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Claude Opus 4.8 or Seed 2.0 Lite?

It depends on your use case. Claude Opus 4.8 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 Claude Opus 4.8 cost compared to Seed 2.0 Lite?

Claude Opus 4.8 costs $5/M input tokens and Seed 2.0 Lite costs $0.25/M input tokens. Seed 2.0 Lite is $4.75/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 Claude Opus 4.8 and Seed 2.0 Lite on Rival?

This page shows a side-by-side comparison of Claude Opus 4.8 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 May 2026

Claude Opus 4.8vsSeed 2.0 Lite

Seed 2.0 Lite is cheaper than Claude Opus 4.8 at $0.25/M vs $5/M input tokens.

Claude Opus 4.8 and Seed 2.0 Lite compared across 53 shared prompts
Spec	Claude Opus 4.8	Seed 2.0 Lite
Input price	$5/M tokens	$0.25/M tokens
Output price	$25/M tokens	$2/M tokens
Context window	1.0M tokens	262K tokens
Weights	Closed	—
Free API (OpenRouter)	No	No
Released	May 2026	Mar 2026