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# List first-time guests

> People whose check-in to an event was their first, in a date range. Inputs, cURL, Python and Node.js examples and an example response.

Source: https://cotlet.dev/docs/api/planning-center/list_first_timers

Docs sections: [Get started](https://cotlet.dev/docs.md) · [REST API](https://cotlet.dev/docs/api.md) · [MCP](https://cotlet.dev/docs/mcp.md) · [SDKs & CLI](https://cotlet.dev/docs/sdks.md) · [Integrations](https://cotlet.dev/docs/integrations.md)

People whose check-in to an event was their first, in a date range.

Planning Center API: https://cotlet.dev/docs/api/planning-center.md

`GET https://cotlet.dev/api/v1/planning-center/first-timers`

Access: read.

Returns the check-ins marked as a first time for the event, one row per person with the date. Visitors checked in by label only are not saved in People and are not returned. Use person_id with get_person.

## Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `event` | string | yes | Check-Ins event name, for example Sunday Gathering. |
| `from` | date | no | First day to include. |
| `to` | date | no | Last day to include. |

## Request

**cURL**

```bash
curl "https://cotlet.dev/api/v1/planning-center/first-timers?event=event" \
  -H "Authorization: Bearer $COTLET_API_KEY"
```

**Python**

```python
result = client.call("planning-center", "list_first_timers", {"event":"event"})
```

**Node.js**

```js
const result = await cotlet.call('planning-center', 'list_first_timers', {"event":"event"});
```

**CLI**

```bash
cotlet call planning-center list_first_timers --data '{"event":"event"}'
```

## Example response

```json
{
  "first_timers": [
    {
      "person_id": "51207",
      "name": "Hannah Cole",
      "checked_in": "2026-10-18"
    },
    {
      "person_id": "51330",
      "name": "Ben Ortiz",
      "checked_in": "2026-10-18"
    },
    {
      "person_id": "51402",
      "name": "Maya Singh",
      "checked_in": "2026-10-18"
    }
  ]
}
```

Previous: [List workflow cards](https://cotlet.dev/docs/api/planning-center/list_workflow_cards.md)
Next: [Send scheduling emails](https://cotlet.dev/docs/api/planning-center/send_scheduling_emails.md)

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Cotlet is an independent service. It is not affiliated with, endorsed by or sponsored by any of the products listed on this site. Product names are trademarks of their respective owners.

## For AI agents: sign your user up

Is your user asking you to sign them up for Cotlet? You can do it for them, no account or key needed.

1. Read the fields and their allowed values: GET https://cotlet.dev/api/v1/access-requests
2. Ask the user for each value: email, apps, what you will do with them. If they leave the password to you, generate a strong one and show it to them.
3. Show the user what you will send, then POST it as JSON to https://cotlet.dev/api/v1/access-requests.

One call creates the account and sends the access request; we email the user when access is granted.