How to send signature request with the Dropbox Sign API

Updated Sep 29, 2025

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You can send a signature request in a few different ways using the Dropbox Sign API. The best method for you depends on your specific needs.

Additional features include:

  • Files: Upload your files, and Dropbox Sign will add a signature page for the signers. Learn more about Dropbox Sign’s API reference documentation.
  • Templates: Create a template on sign.dropbox.com and reuse it with custom data. Learn more about Templates.
  • Form Fields: Upload your files and specify where form fields should go. No signature page will be added. Learn more about Form Fields.
  • Retrieving Signature Status: Provide a callback URL, and we’ll send updates to that URL.
  • Retrieving Documents: Download your files in various formats:
    • Binary file
    • Hyperlink to downloadable files
    • Data uri (base64 encoded string)

Learn more about Dropbox Sign API Signature Requests.

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