# ChatGPT vs Claude: UI comparison

- Week: week of October 19, 2026 (2026-10-19)
- Page: https://ai-portal-library.dev/compare/chatgpt-vs-claude
- Open in Compare: https://ai-portal-library.dev/#compare?view=table&mode=portals&week=2026-10-19&portals=chatgpt,claude&device=desktop

How ChatGPT (OpenAI) and Claude (Anthropic) compare on a desktop screen in the week of October 19, 2026: 3 differences and 6 similarities, measured from each product's weekly screenshot.

## Differences

- ChatGPT shows 11 menu items; Claude shows 14.
- Claude's message box covers more of the screen than ChatGPT's (6.5% vs 3.9%).
- ChatGPT uses 4 text sizes; Claude uses 2.

## Similarities

- Both show about the same number of clickable items (~17 vs ~18).
- Neither shows suggested prompts.
- Both sidebars take a similar share of the screen width (27% vs 23%).
- Neither shows a note about the AI's limits.
- 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.

### Claude

No menu changes have been recorded for Claude yet.

## Portal pages

- ChatGPT: https://ai-portal-library.dev/portals/chatgpt
- Claude: https://ai-portal-library.dev/portals/claude

## Screenshots

- ChatGPT, desktop: https://ai-portal-library.dev/img/shots/2026-10-19/chatgpt.local.png?v=1792783715166
- Claude, desktop: https://ai-portal-library.dev/img/shots/2026-10-19/claude.local.png?v=1792783734060
