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What’s Changed?

Several endpoints, headers, and fields changed in v20250224. For more on breaking changes, refer to our versioning and migration guides.

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Version Header

Versions are set in the Accept-Version header of API requests. Version numbers correspond with the date associated with that version. The example below uses the version v20250224. 
-H 'Accept: application/json'
-H 'Accept-Version: v20250224'

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Authentication

The MX Platform API requires basic access authentication using your client_id and api_key. These credentials must be Base64 encoded and included in the Authorization header of each API request to ensure secure access.Here’s an example using curl to access v20250224. Replace https://int-api.mx.com/endpoint with the actual API endpoint you wish to access and your Base64 encoded client_id and api_key.
curl -L -X POST `https://int-api.mx.com/endpoint' \
-H 'Content-Type: application/json' \
-H 'Accept: application/json' \
-H 'Accept-Version: v20250224'
-H 'Authorization: Basic BASE_64_ENCODING_OF{client_id:api_key}'
Security Scheme Type:http
HTTP Authorization Scheme:basic

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Contact

MX Platform API: URL: https://www.mx.com/products/platform-api