What is the difference between Claude Fable 5 and DeepSeek R1 0528?

Claude Fable 5 is developed by Anthropic while DeepSeek R1 0528 is developed by DeepSeek. Claude Fable 5 has a 1.0M token context window vs DeepSeek R1 0528's 164K. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, Claude Fable 5 or DeepSeek R1 0528?

It depends on your use case. Claude Fable 5 and DeepSeek R1 0528 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 Claude Fable 5 cost compared to DeepSeek R1 0528?

Claude Fable 5 costs $10/M input tokens and DeepSeek R1 0528 costs $0/M input tokens. DeepSeek R1 0528 is $10.00/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 Claude Fable 5 and DeepSeek R1 0528 on Rival?

This page shows a side-by-side comparison of Claude Fable 5 and DeepSeek R1 0528 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 Jun 2026

Claude Fable 5vsDeepSeek R1 0528

DeepSeek R1 0528 is cheaper than Claude Fable 5 at $0/M vs $10/M input tokens.

Claude Fable 5 and DeepSeek R1 0528 compared across 54 shared prompts
Spec	Claude Fable 5	DeepSeek R1 0528
Input price	$10/M tokens	Free
Output price	$50/M tokens	Free
Context window	1.0M tokens	164K tokens
Weights	Closed	Open
Free API (OpenRouter)	No	No
Released	Jun 2026	May 2025