---
title: "Transactional Single Send"
account: hubspot
slug: marketing-transactional-single-send
---

# Transactional Single Send

Email: send transactional messages asynchronously and manage SMTP API tokens

- Operations: 6
- Versions: 141 (latest `c1f17c6e69d3`)
- Source: https://raw.githubusercontent.com/HubSpot/HubSpot-public-api-spec-collection/main/PublicApiSpecs/Marketing/Transactional%20Single%20Send/Rollouts/140892/v3/transactionalSingleSend.json
- OpenAPI document: https://skmtc.dev/hubspot/apis/marketing-transactional-single-send/revisions/c1f17c6e69d3?raw

## Operations

6 in total, by tag:

- Send transactional email (1)
- SMTP Tokens (5)

Every operation, with a link to its markdown: https://skmtc.dev/hubspot/apis/marketing-transactional-single-send/llms.txt