Claude Fable 5.5 vs Claude Opus 5.5
Claude Fable 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
1Not a controlled comparison: prompts, tools and time differ.
Summary
Claude Fable 5.5 and Claude Opus 5.5 appear together in 1 post on X: bike riding a pelican, Opus vs Fable 5.5 (@madongmei010). None of these posts report cost or time per model.
What each post reports
| Post | Model | Time | Cost | Tokens | Original |
|---|---|---|---|---|---|
| Bike riding a pelican, Opus vs Fable 5.5@madongmei010 | Claude Opus 5.5 | — | — | — | X post |
| Bike riding a pelican, Opus vs Fable 5.5@madongmei010 | Claude Fable 5.5 | — | — | — | X post |
Only numbers stated in each post. “—” means the post doesn’t say.
Quick facts
| Model | Vendor | Released | Input $/1M tokens | Output $/1M tokens | Context (tokens) | Official links |
|---|---|---|---|---|---|---|
| Claude Fable 5.5 | Anthropic | |||||
| Claude Opus 5.5 | Anthropic | 2026-09-22 | $4 | $20 | 1,000,000 | Model docs |
From the vendors’ official pages, checked 2026-10-19. Standard API list prices; each value links its source and a blank cell could not be verified. The archive’s own numbers above are what each post states.
Fable 5.5 vs Opus 5.5: which is better for coding?
Which is better for coding, Fable 5.5 or Opus 5.5?
None of the 1 post here names one of the two as the better result, so judge the outputs above for the work you care about.
What have Fable 5.5 and Opus 5.5 been tested on?
The most-viewed of the 1 post: bike riding a pelican, Opus vs Fable 5.5 (@madongmei010). Categories: Animations/SVG.
How many side-by-side tests compare Fable 5.5 and Opus 5.5?
1 post from X, posted Oct 18, 2026, by @madongmei010. Every one is listed above with its video and a link to the original post.
Models
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