Claude Haiku 5.5 vs Claude Opus 5.5

Also compared as: haiku 5.5 vs opus 5.5

1 post97 likes4.2K views

Claude Haiku 5.5 vs Claude Opus 5.5 in real side-by-side tests: 1 post from X where both got the same prompt. Judge coding ability from the actual outputs.

Posts

1

Same prompt, separate runs

2

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

Summary

Claude Haiku 5.5 and Claude Opus 5.5 appear together in 1 post on X: interactive holographic CD (@kinderlayer). It is part of larger lineups with other models. None of these posts report cost or time per model. According to @kinderlayer, budget Claude Haiku 5.5 holds up next to the flagship models. (The author’s view.)

What each post reports

Claude Haiku 5.5 vs Claude Opus 5.5: cost, time and tokens as stated in each post
PostModelTimeCostTokensAuthor’s verdictOriginal
Interactive holographic CD@kinderlayerClaude Opus 5.5————X post
Interactive holographic CD@kinderlayerClaude Haiku 5.5———Budget Claude Haiku 5.5 holds up next to the flagship modelsX post

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

Who won where

1

Models

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