# API Credentials
Before you can use the TrustedParts.com API, you must request credentials.
# To Request API
Here is how to request access to the TrustedParts.com API:
# If you do not have a user account:
- Register (opens new window) for a new account, and verify your email address.
- Follow the instructions below for users who already have an account.
# If you have a user account:
- Sign in (opens new window) to your account. This takes you to the My Account page.
- Select the Additional Features tab.
- Under Features You May Request, click the TrustedParts.com API / Distributor Stock Search (DSS) link.
- Fill out and submit the request form.
An administrator will review your request and contact you regarding approval.
# After the API Credentials Request Has Been Approved
- Sign in (opens new window) to your account.
- On the My Account page select the API Key tab.
- Make note of the Company ID and API Key displayed on the page; these credentials must be supplied with every search request. Note: The API Key Status will be set to Trial and include an expiration date, after which the API key will no longer be active. To move the API key from Trial to Active status before the expiration date, please send an e-mail to firstname.lastname@example.org.
- Refer to the API Requests documentation for search request and response formats.
# Suspended and Revoked API Keys
- To protect the stability of the TrustedParts.com API for all customers, rate limits exist for every account. If you exceed the rate limits for your account, your API key may be temporarily suspended. See the API Requests page for more information.