ChatGPT vs Kimi: UI comparison
How ChatGPT (OpenAI) and Kimi (Moonshot AI) compare on a desktop screen in the week of October 19, 2026: 5 differences and 3 similarities, measured from each product's weekly screenshot.
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Differences
- ChatGPT shows 2 menu items outside the sidebar; Kimi shows 14.
- Kimi's message box covers more of the screen than ChatGPT's (8.6% vs 3.9%).
- ChatGPT's sidebar takes 27% of the screen width, Kimi shows no sidebar.
- ChatGPT uses 4 text sizes; Kimi uses 2.
- Kimi shows a note about the AI's limits; ChatGPT does not.
Similarities
- Both show about the same number of clickable items (~17 vs ~18).
- Both were captured in dark mode.
- Both message boxes sit in the middle third of the screen.
Latest menu changes
ChatGPT
Week of October 19, 2026, compared with the week of October 12, 2026:
- The Chat item no longer appears in the top bar.
- The Work item no longer appears in the top bar.
Kimi
Week of October 19, 2026, compared with the week of October 12, 2026:
- A new 3D Make item appears in the input area.