What is the difference between Claude 3 Opus and DeepSeek V3.2 Exp?

Claude 3 Opus is developed by Anthropic while DeepSeek V3.2 Exp is developed by DeepSeek. Claude 3 Opus has a 200K token context window vs DeepSeek V3.2 Exp's 164K. You can compare their actual outputs across 12 challenges on Rival to see how they differ in practice.

Which is better, Claude 3 Opus or DeepSeek V3.2 Exp?

It depends on your use case. Claude 3 Opus and DeepSeek V3.2 Exp each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 12 challenges so you can judge which fits your needs best.

How much does Claude 3 Opus cost compared to DeepSeek V3.2 Exp?

Claude 3 Opus costs $15/M input tokens and DeepSeek V3.2 Exp costs $0.2/M input tokens. DeepSeek V3.2 Exp is $14.80/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 3 Opus and DeepSeek V3.2 Exp on Rival?

This page shows a side-by-side comparison of Claude 3 Opus and DeepSeek V3.2 Exp 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 Sep 2025

Claude 3 OpusvsDeepSeek V3.2 Exp

DeepSeek V3.2 Exp is cheaper than Claude 3 Opus at $0.2/M vs $15/M input tokens.

Claude 3 Opus and DeepSeek V3.2 Exp compared across 12 shared prompts
Spec	Claude 3 Opus	DeepSeek V3.2 Exp
Input price	$15/M tokens	$0.2/M tokens
Output price	$75/M tokens	$0.4/M tokens
Context window	200K tokens	164K tokens
Weights	—	Open
Free API (OpenRouter)	No	No
Released	Mar 2024	Sep 2025