API Changelog

Jun 24, 2022 (v.1.34)

  • new methods added: suppression/set and suppression/list
  • it's allowed to pass References and In-Reply-To headers in addition to the List-Unsubscribe header for users with the right to remove unsubscribe footer

Mar 18, 2022 (v.1.31)

Feb 23, 2022 (v.1.30)

  • new message.options.send_at parameter for email/send method call.
  • added the ability to change the language of the unsubscribe footer using message.global_language parameter or the X-UNIONE-Global-Language in message.header.
  • added the ability to select a template engine through the X-UNIONE-Template-Engine in message.header.

Dec 28, 2021 (v.1.28)

Jul 5, 2021 (v.1.19)

  • added several new languages support for unsubscribe page. The full list of supported languages: be, de, en, es, fr, it, pl, pt, ru, ua.

May 31, 2021 (v.1.17)

  • new email/send parameter message.options.custom_backend_id.

Mar 17, 2021 (v.1.16)

  • API POST request size limit was incremented to 10MB, HTTP code 413 / API code 199 is returned in case of a larger request.

Feb 24, 2021 (v.1.15)

  • 2 days retry guarantee for messages with soft_bounced status.
  • new email/send parameter message.options.smtp_pool_id.
  • added "es" and "ua" languages for unsubscribe page.
  • some returned HTTP codes changed to correspond with API error codes. You can find full list here.

Jan 4, 2021 (v.1.14)

  • new authentication method added: passing API key in HTTP header X-API-KEY
  • passing List-Unsubscribe, List-Subscribe, List-Help, List-Archive, List-Owner headers allowed now if you have a right to turn off standard unsubscribe footer
  • Substitutions (merge tags) are now supported in header values.

Dec 7, 2020 (v.1.13)

  • new webhook/list method added
  • new "status" field for webhooks with possibility to disable and activate webhooks without deleting
  • auto-stop with email notification of webhooks constantly failing during 24 hours (minimum 10 calls)

Nov 20, 2020 (v.1.12)

Oct 16, 2020 (v1.11)

Sep 24, 2020 (v.1.10)

  • new "skip_unsubscribe" and "force_send" parameters added to email/send method
  • email/send parameter "metadata" renamed to "global_metadata", but old name is still accepted for backward compatibility
  • email/subscribe parameters renamed to match email/send parameters, but old names are still accepted for backward compatibility

June 03, 2020 (v.1.7)

March 03, 2020 (v.1.5)

  • username parameter in all methods is now ignored, user is authorized only by api key
  • user_id field has been added to webhooks
  • obsoleted methods removed: checked_email, set-domain, validate, getCheckedEmail, getSenderDomainList, setSenderDomain, validateSender