# \#api **URL:** https://forum.mautic.org/tag/api/116.md [Latest](https://forum.mautic.org/latest.md) · [Categories](https://forum.mautic.org/categories.md) · [Tags](https://forum.mautic.org/tags.md) --- ## [Add mutiple contacts to a segment - 400 Bad Request](https://forum.mautic.org/t/add-mutiple-contacts-to-a-segment-400-bad-request/38321)
**Author:** [@ailepet](https://forum.mautic.org/u/ailepet)\ **Replies:** 0\ **Last updated:** [June 30, 2026, 1:59pm UTC](https://forum.mautic.org/t/add-mutiple-contacts-to-a-segment-400-bad-request/38321 "2026-06-30T13:59:11Z")
Your software My Mautic version is: 7.0.0 My PHP version is: 8.3.30 My Database type and version is: MySQL 8.4.8 Your problem Trying to perform a API request for adding a batch of contacts to a given segment (throug… --- ## [Old Mautic API Documentation](https://forum.mautic.org/t/old-mautic-api-documentation/37317)
**Author:** [@entrepositive](https://forum.mautic.org/u/entrepositive)\ **Replies:** 4\ **Last updated:** [June 22, 2026, 10:52am UTC](https://forum.mautic.org/t/old-mautic-api-documentation/37317 "2026-06-22T10:52:51Z")
Just posting this here so I can access it later. Maybe someone else wants this too. It’s the old API documentation. No idea why it got taken down. --- ## [Creating a campaign via API in v6.0.6](https://forum.mautic.org/t/creating-a-campaign-via-api-in-v6-0-6/36915)
**Author:** [@uranus77](https://forum.mautic.org/u/uranus77)\ **Replies:** 0\ **Last updated:** [November 15, 2025, 6:41pm UTC](https://forum.mautic.org/t/creating-a-campaign-via-api-in-v6-0-6/36915 "2025-11-15T18:41:21Z")
Hello, I’m integrating with our backend system to create the email campaign in our self hosted Mautic instance. Before posting here, I’ve checked out the API docs (for REST): Mautic Developer Documentation but it turns o… --- ## [Preserve parent translation relationship when saving translated email via API](https://forum.mautic.org/t/preserve-parent-translation-relationship-when-saving-translated-email-via-api/35778)
**Author:** [@rahul.shinde](https://forum.mautic.org/u/rahul.shinde)\ **Replies:** 1\ **Last updated:** [June 4, 2025, 12:59am UTC](https://forum.mautic.org/t/preserve-parent-translation-relationship-when-saving-translated-email-via-api/35778 "2025-06-04T00:59:51Z")
My idea is: When updating a translated email via the API (e.g., using PATCH to change isPublished), the link to its parent translation should be preserved. Currently, this relationship is lost, breaking the multilingual… --- ## [Feature Request: Send email to contact owner/user](https://forum.mautic.org/t/feature-request-send-email-to-contact-owner-user/31511)
**Author:** [@thkarcher](https://forum.mautic.org/u/thkarcher)\ **Replies:** 0\ **Last updated:** [April 1, 2024, 8:08pm UTC](https://forum.mautic.org/t/feature-request-send-email-to-contact-owner-user/31511 "2024-04-01T20:08:46Z")
My idea is: Extend the /emails endpoint of the REST API to allow sending emails to a contact’s owner (or user or arbitrary email address), like the campaign action. I think these groups of people would benefit from this… --- ## [Feature Request - Form submission via API / webhook](https://forum.mautic.org/t/feature-request-form-submission-via-api-webhook/16308)
**Author:** [@tornmarketing](https://forum.mautic.org/u/tornmarketing)\ **Replies:** 17\ **Last updated:** [September 15, 2022, 6:39am UTC](https://forum.mautic.org/t/feature-request-form-submission-via-api-webhook/16308 "2022-09-15T06:39:19Z")
Feature Request - Form submission via API / webhook Request is to enhance the API to support form submissions. We manage alot of our integrations now via middleware software for websites such as Zapier or Integromat, w… --- ## [Fields hidden in GUI, but visible in API response](https://forum.mautic.org/t/fields-hidden-in-gui-but-visible-in-api-response/19642)
**Author:** [@mzagmajster](https://forum.mautic.org/u/mzagmajster)\ **Replies:** 0\ **Last updated:** [May 28, 2021, 9:28am UTC](https://forum.mautic.org/t/fields-hidden-in-gui-but-visible-in-api-response/19642 "2021-05-28T09:28:22Z")
My idea is: I would like to have an option when adding new field on whatever object (contact. company, etc.) to select whether or not I want this field to be shown in GUI or just in API response. I was thinking we could…