---
title: "Mark Link Opened (Public)"
method: POST
path: "/api/public/intake/mark-opened"
tags: ["Public Intake Requests"]
---

# Mark Link Opened (Public)

`POST /api/public/intake/mark-opened`

## Request

- Base URL: `https://api.signalshq.io` (the document declares no server; this is the origin it was published from)
- URL: `https://api.signalshq.io/api/public/intake/mark-opened`
- Auth: none declared. Required headers: `X-Intake-Token`

Record that the client opened the intake link. Transitions status from EMAIL_SENT to ACTIVE. Idempotent. Uses X-Intake-Token header. No authentication required.

## Headers

- `X-Intake-Token` string, required: Secure intake token for document upload request

## Response `204`

Successful Response

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/signalshq/apis/signals-api.md) - [All operations](https://skmtc.dev/signalshq/apis/signals-api/llms.txt) - [OpenAPI document](https://skmtc.dev/signalshq/apis/signals-api/revisions/2c22af3b5576?raw)