> ## Documentation Index
> Fetch the complete documentation index at: https://docs.feedpin.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# Ping

> Widget heartbeat endpoint for connection detection.

## Widget Ping

<ParamField path="POST" query="/ping">
  Sent by the FeedPin widget on page load to confirm the snippet is installed and active. Updates `last_ping_at` on the project.
</ParamField>

**Body:**

```json theme={null}
{
  "project_id": "valid-uuid"
}
```

**Response:**

```json theme={null}
{ "ok": true }
```

<Info>This is a public endpoint. The project ID must be a valid UUID format.</Info>