---
title: "Changes to Invoke a journey"
method: POST
path: "/journeys/{templateId}/invoke"
---

# Changes to Invoke a journey

`POST /journeys/{templateId}/invoke`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 55 revisions.

- **2026-07-29** `f76bed79a913`: 2 info
- **2026-03-12** `19330fca8fa9`: 1 info

## Changes

- **2026-07-29** `f76bed79a913`: 2 info
  - added the new optional `header` request parameter `Idempotency-Key`
  - added the new optional `header` request parameter `x-idempotency-expiration`
- **2026-03-12** `19330fca8fa9`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/trycourier/apis/courier/docs/journeys/:templateId/invoke/post.md) - [API](https://skmtc.dev/trycourier/apis/courier.md) - [Page](https://skmtc.dev/trycourier/apis/courier/changes/journeys/:templateId/invoke/post)