---
title: "Changes to Send an email"
method: POST
path: "/marketing/email-campaigns/2026-09/single-send"
---

# Changes to Send an email

`POST /marketing/email-campaigns/2026-09/single-send`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 2 revisions.

- **2026-10-10** (2026-09) `04c086ca30d6`: 2 info

## Changes

- **2026-10-10** (2026-09) `04c086ca30d6`: 2 info
  - the security scope `transactional-email` was added to the endpoint's security scheme `oauth2`
  - the security scope `marketing-email` was removed from the endpoint's security scheme `oauth2`

---

[Operation](https://skmtc.dev/hubspot/apis/marketing-single-send/docs/marketing/email-campaigns/2026-09/single-send/post.md) - [API](https://skmtc.dev/hubspot/apis/marketing-single-send.md) - [Page](https://skmtc.dev/hubspot/apis/marketing-single-send/changes/marketing/email-campaigns/2026-09/single-send/post)