Claude Sonnet 5.5 vs Kimi K3
2 posts630 likes143.1K views
Claude Sonnet 5.5 vs Kimi K3 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
2Not a controlled comparison: prompts, tools and time differ.
Summary
Claude Sonnet 5.5 and Kimi K3 appear together in 2 posts on X: three 3D scenes, 8 models (@domsilvestre) and lava lamp, 3 models (@bridgebench). All are part of larger lineups with other models. None of these posts report cost or time per model. According to @bridgebench, Claude Sonnet 5.5 and GPT-6.1 Sol nailed it; Kimi K3 couldn't render a lava lamp. (The author’s view.)
What each post reports
| Post | Model | Time | Cost | Tokens | Author’s verdict | Original |
|---|---|---|---|---|---|---|
| Three 3D scenes, 8 models@domsilvestre | Kimi K3 | — | — | — | — | X post |
| Three 3D scenes, 8 models@domsilvestre | Claude Sonnet 5.5 | — | — | — | — | X post |
| Lava lamp, 3 models@bridgebench | Kimi K3 | — | — | — | Claude Sonnet 5.5 and GPT-6.1 Sol nailed it; Kimi K3 couldn't render a lava lamp | X post |
| Lava lamp, 3 models@bridgebench | Claude Sonnet 5.5 | — | — | — | Claude Sonnet 5.5 and GPT-6.1 Sol nailed it; Kimi K3 couldn't render a lava lamp | X post |
Only numbers stated in each post. “—” means the post doesn’t say.
Who won where
1- Lava lamp, 3 modelsClaude Sonnet 5.5 and GPT-6.1 Sol nailed it; Kimi K3 couldn't render a lava lamp.— the author’s view, @bridgebench (paraphrased)
Prompts shown in the posts
build a lava lamp — @bridgebench
Models
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