Get your API key

Provide your Paper API key in the Authentication header unless otherwise specified:

Authentication: Bearer MY_PAPER_API_KEY

You can copy or refresh your API key on the Dashboard: Developers page.

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Keep it safe!

The API key should be stored securely on your backend and never exposed on the client-side.

Get your Client ID (for Wallets endpoints only)

You can create OAuth clients on the Dashboard: Developers page. The Client ID is needed for the following Paper Wallet endpoints: