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Dropbox Sign (HelloSign) Fax API

The Fax API from Dropbox Sign (HelloSign) — 4 operation(s) for fax.

Dropbox Sign (HelloSign) Fax API is one of 13 APIs that Dropbox Sign (HelloSign) publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Fax. The published artifact set on APIs.io includes an OpenAPI specification.

This API exposes 5 operations across 4 paths, and defines 9 schemas. It is described by OpenAPI 3.2.0, at version 3.0.0.

Requests are made against a single base URL, https://api.hellosign.com/v3.

5 operations 4 paths 9 schemas 1 DELETE3 GET1 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
3.0.0
Base URL
https://api.hellosign.com/v3
Authentication
HTTP Basic, HTTP Bearer
License
Terms of Service
Resource Areas
1

Authentication & Security 2

Dropbox Sign (HelloSign) Fax API declares 2 security schemes for authenticating requests. It accepts HTTP basic authentication (api_key). It accepts HTTP bearer tokens (JWT) (oauth2). By default, every request must be authenticated.

  • api_key — Your API key can be used to make calls to the Dropbox Sign API. See [Authentication](/api/reference/authentication) for more information. ✅ Supported by Try it…
  • oauth2 — You can use an Access Token issued through an OAuth flow to send calls to the Dropbox Sign API from your app. The access scopes required by this endpoint are l…

Paths & Operations 5

Across 4 paths, the API surfaces 5 operations — 1 DELETE, 3 GET, 1 POST. Each is listed below with its method, path, parameters, and response codes.

Fax 5
GET
/fax/{fax_id}
Get Fax
faxGet 1 param → 2004XX
DELETE
/fax/{fax_id}
Delete Fax
faxDelete 1 param → 2044XX
GET
/fax/files/{fax_id}
Download Fax Files
faxFiles 1 param → 2004XX
GET
/fax/list
Lists Faxes
faxList 2 params → 2004XX
POST
/fax/send
Send Fax
faxSend body → 2004XX

Schemas 9

The contract defines 9 schemas that model the data the API accepts and returns. The most detailed are FaxResponse (11 properties), FaxSendRequest (9 properties), ListInfoResponse (4 properties), FaxResponseTransmission (3 properties). Each schema is shown below with its type and property counts.

ErrorResponseError
object
Contains information about an error that occurred.
3 properties 2 required
FaxResponse
object
11 properties 8 required
FaxGetResponse
object
2 properties 1 required
FaxListResponse
object
2 properties 2 required
FaxSendRequest
object
9 properties 1 required
FaxResponseTransmission
object
3 properties 2 required
ListInfoResponse
object
Contains pagination information about the data returned.
4 properties
WarningResponse
object
A list of warnings.
2 properties 2 required
ErrorResponse
object
1 property 1 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

hellosign-fax-api-openapi.yml Raw ↑

Other APIs Dropbox Sign (HelloSign) publishes across the network.

Dropbox Sign (HelloSign) Account API
Dropbox Sign (HelloSign) Api App API
Dropbox Sign (HelloSign) Bulk Send Job API
Dropbox Sign (HelloSign) Embedded API
Dropbox Sign (HelloSign) Fax Line API
Dropbox Sign (HelloSign) OAuth API
Dropbox Sign (HelloSign) Report API
Dropbox Sign (HelloSign) Signature Request API
Dropbox Sign (HelloSign) Team API
Dropbox Sign (HelloSign) Template API
Dropbox Sign (HelloSign) Unclaimed Draft API
Dropbox Sign (HelloSign) Callbacks and Events API
Where this information came from

This is an independent, third-party profile of Dropbox Sign (HelloSign) Fax API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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