Gemini 4 Carbon vs Kibitz
aka Carbon vs Kibitz (Arena)
Pre-release Kibitz is an unreleased model seen in Arena testing under a codename; the name may change.
- FasterKibitz1/1 postsmedian gap ~1.1×
As stated in each post, not a controlled benchmark.
Posts
4
3D printer vase, Gemini 4 Carbon vs Kibitz: Gemini 4 Carbon, Kibitz. Posted by @SPAC89.
Walking 3D giraffe, four models in Arena: Claude Opus 5.5, Gemini 4 Carbon, Kibitz, Kalmia. Posted by @Haleeeemahh.
Galloping horse on a savanna, three models: Gemini 4 Carbon, Claude Opus 5.5, Kibitz. Posted by @AI_Screening.
About this matchup
Gemini 4 Carbon vs Kibitz in real side-by-side tests: 4 posts from X where both got the same prompt; 1 post reports cost or time. Judge coding ability from the actual outputs.
Gemini 4 Carbon vs Kibitz: which is better for coding?
Which is better for coding, Gemini 4 Carbon or Kibitz?
None of the 4 posts here names one of the two as the better result, so judge the outputs above for the work you care about.
Which is faster, Gemini 4 Carbon or Kibitz?
1 post states a time for both: Kibitz was faster in it (~1.1× faster). Times are as stated in each post; tools and settings differ between posts.
What have Gemini 4 Carbon and Kibitz been tested on?
The most-viewed of the 4 posts: walking 3D giraffe, four models in Arena (@Haleeeemahh), 3D printer vase, Gemini 4 Carbon vs Kibitz (@SPAC89), galloping horse on a savanna, three models (@AI_Screening). Categories: 3D & Shaders, Simulations, Animations/SVG.
Summary
Gemini 4 Carbon and Kibitz appear together in 4 posts on X: lightning McQueen in real-time 3D, four models (@noclipepe), 3D printer vase, Gemini 4 Carbon vs Kibitz (@SPAC89), walking 3D giraffe, four models in Arena (@Haleeeemahh) and galloping horse on a savanna, three models (@AI_Screening). 3 of them are part of larger lineups with other models. In @noclipepe's lightning McQueen in real-time 3D, four models, Kibitz was faster (18 min vs 20 min), as reported in the post.
What each post reports
| Post | Model | Time | Cost | Tokens | Author’s verdict | Post |
|---|---|---|---|---|---|---|
| Lightning McQueen in real-time 3D, four models@noclipepe | Gemini 4 Carbon | 20 min | — | — | — | X post |
| Lightning McQueen in real-time 3D, four models@noclipepe | Kibitz | 18 min | — | — | The poster says MiniMax M3.1 Flash looks ready for the heavyweight lineup, Kibitz already looks promising, and Gemini made a car from a different Pixar movie. | X post |
| 3D printer vase, Gemini 4 Carbon vs Kibitz@SPAC89 | Gemini 4 Carbon | — | — | — | — | X post |
| 3D printer vase, Gemini 4 Carbon vs Kibitz@SPAC89 | Kibitz | — | — | — | The poster thinks both could compete with Claude Opus 5.5 Medium at 3D and expects Kibitz to surprise a lot of people. | X post |
| Walking 3D giraffe, four models in Arena@Haleeeemahh | Gemini 4 Carbon | — | — | — | Asked which came closest to Opus 5.5, the poster bets on Gemini 4 Carbon. | X post |
| Walking 3D giraffe, four models in Arena@Haleeeemahh | Kibitz | — | — | — | — | X post |
| Galloping horse on a savanna, three models@AI_Screening | Gemini 4 Carbon | — | — | — | — | X post |
| Galloping horse on a savanna, three models@AI_Screening | Kibitz | — | — | — | The poster ranks Carbon at or above Opus 5.5 and calls Kibitz good in its own league. | 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 |
|---|---|---|---|---|---|---|
| Gemini 4 Carbon | 2026-10-28 | Announcement · Announcement post | ||||
| Kibitz |
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.
Who won where
4- Lightning McQueen in real-time 3D, four modelsThe poster says MiniMax M3.1 Flash looks ready for the heavyweight lineup, Kibitz already looks promising, and Gemini made a car from a different Pixar movie.— the author’s view, @noclipepe (paraphrased)
- 3D printer vase, Gemini 4 Carbon vs KibitzThe poster thinks both could compete with Claude Opus 5.5 Medium at 3D and expects Kibitz to surprise a lot of people.— the author’s view, @SPAC89 (paraphrased)
- Walking 3D giraffe, four models in ArenaAsked which came closest to Opus 5.5, the poster bets on Gemini 4 Carbon.— the author’s view, @Haleeeemahh (paraphrased)
- Galloping horse on a savanna, three modelsThe poster ranks Carbon at or above Opus 5.5 and calls Kibitz good in its own league.— the author’s view, @AI_Screening (paraphrased)