Anthropic API key fetcher#

simple cli to fetch an anthropic access token using oauth (pkce), built with bun

install#

bun install

usage#

# one-off via bunx (recommended)
bunx anthropic

# or via npx
npx anthropic

# override port
PORT=9999 bunx anthropic

# help
bunx anthropic --help

what it does#

• starts a local server and auto-opens your browser
• guides you through anthropic oauth (pkce)
• prints an access token to stdout and exits
• caches tokens at ~/.config/crush/anthropic and reuses them on later runs
• if a cached token is still valid, it prints immediately and exits
• if expired and a refresh token exists, it refreshes, saves, prints, and exits

© 2025-present Kieran Klukas