---
title: "Run audience sync now"
method: POST
path: "/audience-syncs/{syncId}/sync"
tags: ["Audience Syncs"]
---

# Run audience sync now

`POST /audience-syncs/{syncId}/sync`

Triggers an immediate upload outside the regular schedule. The sync must be active.

## Path parameters

- `syncId` string, required

## Response `200`

Sync queued

- object
  - `success` boolean
  - `queued` boolean

## Other responses

- `400` — Sync is paused
- `401` — Unauthorized
- `404` — Audience sync not found

## Changes

- **2026-08-02** `36f92fc0caa2` — 3 breaking
  - the response property `success` became optional for the status `400`
  - the response property `success` became optional for the status `401`
  - the response property `success` became optional for the status `404`
- **2026-06-12** `f9a826460811` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/sequenzy/apis/sequenzy-api/changes/audience-syncs/:syncId/sync/post.md)

---

[API](https://skmtc.dev/sequenzy/apis/sequenzy-api.md) · [All operations](https://skmtc.dev/sequenzy/apis/sequenzy-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/sequenzy/sequenzy-api/revisions/36f92fc0caa2/schema)