# Code Block

> An animated code block that types out syntax-highlighted source character by character as it comes into view.

- Author: [Elliot Sutton](https://21st.dev/@skyleen77)
- License: MIT
- Tags: Code Block, Developer, Syntax Highlighting, Typing Animation, Shiki
- Live preview: https://21st.dev/@skyleen77/components/primitives-animate-code-block

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/skyleen77/primitives-animate-code-block?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/code-block.md