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Signable API (1.0.0)

The Signable API provides secure and efficient access to Signable's electronic signature platform. With this RESTful API, you can send documents for signature, manage templates, track envelope status, and automate your document workflows from within your own applications.

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Servers
Mock server

https://developers.signable.app/_mock/openapi/

Production server

https://api.signable.co.uk/v1/

Partners

Manage partner integrations.

Operations

Envelopes

Send, track, and manage documents for e-signature.

Operations

Templates

Create and reuse predefined document templates.

Operations

Contacts

Manage contact details for signers and stakeholders.

Operations

Users

Control user accounts and roles.

Operations

Branding

Customize visual and branding settings for emails.

Operations

Settings

Configure account-wide preferences and defaults.

Operations

Webhooks

Receive real-time notifications about document events.

OperationsWebhooks

Request

This webhook is triggered when a new template is added to the account. It includes basic information about the template, including its title and fingerprint.

Security
basicAuth
Bodyapplication/x-www-form-urlencodedrequired
actionstringrequired

The action taken. Defaults to add-template.

Example: "add-template"
action_datestring(date-time)required

The UTC timestamp of when the template was added

Example: "2025-08-07T12:36:56+00:00"
company_idintegerrequired

The ID of the company that added the template

Example: 64034
template_fingerprintstringrequired

A string identifying the newly added template

Example: "584ea8b41b0d4c17a96b967433b211e6"
template_titlestringrequired

The title of the added template

Example: "Signable Contract"
template_page_totalintegerrequired

The number of pages in the template

Example: 5
template_pagesArray of objectsrequired

An array of page metadata (if available)

template_thumbnailsArray of strings(uri)required

An array of thumbnail URLs (if available)

client_ipstring(ipv4)required

The IP address from which the template was added

Example: "203.0.113.150"
application/x-www-form-urlencoded
action=add-template&action_date=2025-08-07T12%3A36%3A56%2B00%3A00&company_id=64034&template_fingerprint=584ea8b41b0d4c17a96b967433b211e6&template_title=Signable%20Contract&template_page_total=5&template_pages=%5Bobject%20Object%5D&template_thumbnails=http%3A%2F%2Fexample.com&client_ip=203.0.113.150

Responses

Acknowledge receipt

Request

This webhook is triggered when a new contact is added to the account. It includes basic information about the contact and the company that added them.

Security
basicAuth
Bodyapplication/x-www-form-urlencodedrequired
actionstringrequired

The action taken. Defaults to add-contact.

Example: "add-contact"
action_datestring(date-time)required

The UTC timestamp of when the contact was added

Example: "2025-08-07T12:41:52+00:00"
company_idintegerrequired

The ID of the company that added the contact

Example: 64034
contact_idintegerrequired

The ID of the newly added contact

Example: 17499057
contact_namestringrequired

The name of the contact

Example: "Abby"
contact_emailstring(email)required

The email address of the contact

Example: "abby@signable.co.uk"
client_ipstring(ipv4)required

The IP address from which the contact was added

Example: "203.0.113.150"
application/x-www-form-urlencoded
action=add-contact&action_date=2025-08-07T12%3A41%3A52%2B00%3A00&company_id=64034&contact_id=17499057&contact_name=Abby&contact_email=abby%40signable.co.uk&client_ip=203.0.113.150

Responses

Acknowledge receipt

Request

This webhook is triggered when a new user is added to the account. It includes identifying information about the user and their assigned role.

Security
basicAuth
Bodyapplication/x-www-form-urlencodedrequired
actionstringrequired

The action taken. Defaults to add-user.

Example: "add-user"
action_datestring(date-time)required

The UTC timestamp of when the user was added

Example: "2025-08-07T13:03:39+00:00"
company_idintegerrequired

The ID of the company the user was added to

Example: 215769
user_idintegerrequired

The ID of the new user

Example: 840786
user_namestringrequired

The name of the new user

Example: "Abby"
user_emailstring(email)required

The email address of the new user

Example: "abby@signable.co.uk"
rolestringrequired

The assigned role of the new user

Example: "user"
client_ipstring(ipv4)required

The IP address from which the user was added

Example: "203.0.113.150"
application/x-www-form-urlencoded
action=add-user&action_date=2025-08-07T13%3A03%3A39%2B00%3A00&company_id=215769&user_id=840786&user_name=Abby&user_email=abby%40signable.co.uk&role=user&client_ip=203.0.113.150

Responses

Acknowledge receipt