---
title: 'Customer.io Track API'
description: 'Identify people, track events and attributes, manage push notification devices, suppress/unsuppress contacts, and batch multiple operations via the Customer.io Track API.'
---

# Customer.io Track API

Identify people, track events and attributes, manage push notification devices, suppress/unsuppress contacts, and batch multiple operations via the Customer.io Track API.

| Detail | Value |
|---|---|
| Category | Analytics |
| Base URL | `https://track.customer.io/api/v1` |
| Authentication | Bearer Token |
| Endpoints | 10 |
| Connector key | `customer-io-track-api` |

## Using Customer.io Track API in a workflow

1. Go to **Connections** and click **New Connection**.
2. Pick **Customer.io Track API** from the marketplace.
3. Enter your credentials (see Authentication above for what's expected).
4. In a workflow, drop an **API Call** node and select this connection.
5. Pick the operation you need from the Operation dropdown — see the table below.

## Available Endpoints

| Endpoint | Summary |
|---|---|
| [PUT /customers/{id}](./put_customers_id_customers_identify) | Create or update a person |
| [DELETE /customers/{id}](./delete_customers_id_customers_delete) | Delete a person |
| [POST /customers/{id}/events](./post_customers_id_events_customers_trackevent) | Track an event for a person |
| [POST /events](./post_events_events_trackanonymous) | Track an anonymous event |
| [PUT /customers/{id}/devices/{device_id}](./put_customers_id_devices_device_id_customers_upsertdevice) | Create or update a device |
| [DELETE /customers/{id}/devices/{device_id}](./delete_customers_id_devices_device_id_customers_deletedevice) | Delete a device |
| [POST /customers/{id}/suppress](./post_customers_id_suppress_customers_suppress) | Suppress a person |
| [POST /customers/{id}/unsuppress](./post_customers_id_unsuppress_customers_unsuppress) | Unsuppress a person |
| [POST /batch](./post_batch_batch_send) | Batch multiple operations |
| [POST /merge_customers](./post_merge_customers_customers_merge) | Merge two people |

> Each endpoint has its own page with parameter details, an example
> `API Call` node configuration, and the response shape.