# Diff Review

> A hunk-by-hunk code diff viewer that lets a user accept or reject each changed block of an AI-suggested edit and get back the merged result.

- Author: [Isaiah](https://21st.dev/@isaiahbjork)
- Library: @bjork-ui
- License: no-license
- Tags: Diff, Code Review, AI
- npm dependencies: framer-motion
- Live preview: https://21st.dev/@isaiahbjork/components/diff-review

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/isaiahbjork/diff-review?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/diff.md