---
schema_version: "1"
id: f8c36b3cdced2c5743e6c09a9abbdbbe9d5902b0849193f6631423a96616f2db
title: "Step 3: Configure Omnichannel APIs"
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/commerce/264-0-0/oci_impl_apis.md
canonical_url: https://help.salesforce.com/s/articleView?id=commerce.oci_impl_apis.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: 86802c05053a336b2b02f57f59258339fa35f8980128250be8ae1c65dbc666bb
description: You can implement Omnichannel Inventory functionality via the headless Commerce API, Connect API, and invocable actions.
products:
  - Commerce
  - Omnichannel Inventory
release: "264"
---
# Step 3: Configure Omnichannel APIs

You can implement Omnichannel Inventory functionality via the headless Commerce API, Connect API, and invocable actions.

- **[API Access](https://help.salesforce.com/s/articleView?id=commerce.oci_impl_api_access.htm&release=264.0.0&type=5)**  
    The headless Commerce API is the main programmatic interface with Omnichannel Inventory. To use it, configure authentication via Account Manager or set it up as an external client app.
- **[Configure Headless Commerce API Authentication via Account Manager](https://help.salesforce.com/s/articleView?id=commerce.oci_impl_configure_headless_api_auth.htm&release=264.0.0&type=5)**  
    To authenticate with Account Manager, set up an API Client ID, then use it to obtain a token for making API calls.
- **[Set Up the Headless Commerce API as a Connected App](https://help.salesforce.com/s/articleView?id=commerce.oci_impl_setup_headless_api.htm&release=264.0.0&type=5)**  
    Set up the Headless Commerce API as a connected app.