Matchup

Claude Fable 5.5 vs DeepSeek V4.1 Flash 1017

2 posts95 likes18.7K views

Claude Fable 5.5 vs DeepSeek V4.1 Flash 1017 in real side-by-side tests: 2 posts from X where both got the same prompt. Judge coding ability from the actual outputs.

Posts

2

Same prompt, separate runs

1

Not a controlled comparison: prompts, tools and time differ.

Summary

Claude Fable 5.5 and DeepSeek V4.1 Flash 1017 appear together in 2 posts on X: recursive pelican-and-bicycle SVG (@leo114119) and recursive pelican SVG, cross-post pair (@leo114119). None of these posts report cost or time per model. According to @leo114119, Fable wins clearly on physical plausibility and fine detail (translated from Chinese). (The author’s view.) According to @leo114119, Fable 5.5 is still a mountain that stays ahead of any model (translated from Chinese). (The author’s view.)

What each post reports

Claude Fable 5.5 vs DeepSeek V4.1 Flash 1017: cost, time and tokens as stated in each post
PostModelTimeCostTokensAuthor’s verdictOriginal
Recursive pelican-and-bicycle SVG@leo114119DeepSeek V4.1 Flash 1017————X post
Recursive pelican-and-bicycle SVG@leo114119Claude Fable 5.5———Author’s pickX post
Recursive pelican SVG, cross-post pair@leo114119DeepSeek V4.1 Flash 1017————X post
Recursive pelican SVG, cross-post pair@leo114119Claude Fable 5.5———Author’s pickX post

Only numbers stated in each post. “—” means the post doesn’t say.

Who won where

2

Prompts shown in the posts

An SVG of a cyclist-controller riding a pelican riding a bicycle riding a pelican. (Translated from Chinese.) — @leo114119
An SVG of a cyclist-controller riding a pelican riding a bicycle riding a pelican. (Translated from Chinese.) — @leo114119

Models

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