If you are an API Publisher within the government and are interested in onboarding your APIs to APEX, you can subscribe to APEX via TechBiz. You may refer to our onboarding guides for a more detailed walkthrough .
Yes, APEX supports Corppass login into the APEX Portal (Internet) for business users and vendors who wish to consume APIs hosted on APEX Cloud. Cross-zone bridging is also available for API Publishers who wish to expose Intranet backend systems through Internet-facing APIs.
APEX Cloud allows payloads of up to CONFIDENTIAL (CLOUD-ELIGIBLE) \ SENSITIVE NORMAL.
You may refer to APEX User Guide for the list of technical specifications.
Last updated 05 Sep 2025
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The Gateway to Singapore's Government APIs