# Answer Versions

> A chat message bubble that lets a user regenerate an AI answer and step between the generated versions with previous/next arrows showing "1 of 3", similar to popular AI chat apps. Ported from MM Rahman Bappi's 100 Free AI UI Components (MIT).

- Author: [mmrahmanbappi](https://21st.dev/@mmrahmanbappi)
- Library: mmrahmanbappi
- License: MIT
- Tags: Chat, AI Chat, Pagination
- Live preview: https://21st.dev/@mmrahmanbappi/components/answer-versions

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/mmrahmanbappi/answer-versions?api_key=$API_KEY_21ST"
```

Requires a 21st API key (generate one at https://21st.dev/mcp) passed as `API_KEY_21ST`. Free accounts get a limited number of installs per day; unlimited on a paid plan — see https://21st.dev/pricing.

Full component directory: https://21st.dev/llms.txt · More like this: https://21st.dev/community/components/s/chat.md