For AI agents: a documentation index is available at the root level at /llms.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
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DocumentationAPIChangelog
DocumentationAPIChangelog
Dropbox Sign WebSDKsSign Up

Changelog

May 28, 2026

Features

Added force_advanced_signature_details flag to SubSigningOptions for more granular control over signature detail requirements. Added AccountResponseSettings object to AccountResponse to provide…

sdkfeatures

SDKs

.NET SDK - Fixed serialization bugs in SubFormFieldRuleAction.TypeEnum and optional int fields. Ruby SDK - Fixed issues with endpoints using multipart/form-data content type for PUT HTTP method.

sdkfeatures
Jan 14, 2026

Announcements

New Signer App: A rollout of the redesigned mobile web signing experience has begun for API plans and will be gradually rolled out over time. Please submit a ticket to our support team for an…

announcements
Dec 1, 2025

Features

Salesforce Integration - SMS delivery/signer verification: Sign for Salesforce now supports SMS request delivery and signer verification, enabling faster document turnaround and secure signer access…

features
Nov 20, 2025

Announcements

New Signer App: A redesigned mobile web signing experience is now available, introducing Form View for focused field completion and Drawer Flow for an app-like document experience — both optimized…

announcements
Sep 22, 2025

Announcements

Data Residency: Global Data Residency is now available, allowing teams under a single subscription to configure distinct document data residency settings to meet regional compliance requirements. See…

announcements
Jun 30, 2025

Features

SMS Activity Report: New Sign SMS Activity Report available. This report gives Admins visibility into SMS request usage and performance, helping teams monitor activity and optimize SMS add-on usage.…

features
Jun 17, 2025

Features

Saved Signatures: Embedded signing now supports Saved Signatures, allowing returning signers to reuse a previously saved signature during the embedded flow. See the Embedded Saved Signatures API…

features
Jun 11, 2025

Features

Added saved signature feature to embedded signature requests. See Embedded Saved Signatures documentation to enable this feature.

features
Apr 24, 2025

Documentation Improvements

Added list of possible Fax status and error codes to Fax documentation.

documentation
Mar 18, 2025

Features

Signature Types section added with a NOM 151 Overview and how to sign with NOM 151.

features
Feb 3, 2025

Documentation Improvements

Updated documentation to reflect API app Self Publish documentation.

documentation
Jan 27, 2025

Features

Dropbox Fax API endpoints are now live and can be used in test mode or with a paid Fax API subscription.

features
Nov 27, 2024

November 27, 2024

Added boolean property is_signed to Signature Request response to indicate if a signature or initials field was signed. SDK version update.

featuressdk
Sep 30, 2024

September 30, 2024

Added SDK MIT license attention banner on Official Dropbox Sign SDKs page. Removed all references of JWT as the bearer format for OAuth access tokens. Bearer format is not JWT, but a base64 encoded…

documentation
Sep 4, 2024

Documentation Improvements

Added warning banner for HTTPS requirement on the Events Walkthrough.

documentation
Jun 15, 2024

Documentation Improvements

Updated Embedded Testing Tool available.

documentation
May 29, 2024

Features

Document Status Report now includes a column with the Signer's name.

featuresdocumentation

Documentation Improvements

Updated documentation to reflect newer/missing endpoints.

featuresdocumentation
May 15, 2024

Features

Compliance report now provides 3 separate reports when initiated: Account & API Key Details API Call Activity Log In Activity

featuresdocumentation

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