Claude Fable 5.1 vs Gemini 4 Carbon
aka Fable 5.1 vs Carbon
Posts
2
Same prompt, separate runs
2Not a controlled comparison: prompts, tools and time differ.
About this matchup
Claude Fable 5.1 vs Gemini 4 Carbon in real side-by-side tests: 2 posts from X where both got the same prompt. Judge coding ability from the actual outputs.
Fable 5.1 vs Gemini 4 Carbon: which is better for coding?
Which is better for coding, Fable 5.1 or Gemini 4 Carbon?
None of the 2 posts here names one of the two as the better result, so judge the outputs above for the work you care about.
What have Fable 5.1 and Gemini 4 Carbon been tested on?
The most-viewed of the 2 posts: interactive 3D Oxford city in one HTML file (@leo114119), cruise liner cut in half, three models (@olezhavich). Categories: Animations/SVG, 3D & Shaders.
How many side-by-side tests compare Fable 5.1 and Gemini 4 Carbon?
2 posts from X, posted between Oct 29, 2026 and Oct 31, 2026, by 2 accounts (@olezhavich, @leo114119). Every one is listed above with its video and a link to its post on X.
Summary
Claude Fable 5.1 and Gemini 4 Carbon appear together in 2 posts on X: cruise liner cut in half, three models (@olezhavich) and interactive 3D Oxford city in one HTML file (@leo114119). 1 of them are part of larger lineups with other models. None of these posts report cost or time per model.
What each post reports
| Post | Model | Time | Cost | Tokens | Post |
|---|---|---|---|---|---|
| Cruise liner cut in half, three models@olezhavich | Claude Fable 5.1 | — | — | — | X post |
| Cruise liner cut in half, three models@olezhavich | Gemini 4 Carbon | — | — | — | X post |
| Interactive 3D Oxford city in one HTML file@leo114119 | Gemini 4 Carbon | — | — | — | X post |
| Interactive 3D Oxford city in one HTML file@leo114119 | Claude Fable 5.1 | — | — | — | 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 5.1 | Anthropic | |||||
| Gemini 4 Carbon | 2026-10-28 | Announcement · Announcement post |
From the vendors’ official pages, checked 2026-10-29. 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.
Models
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