Four kinds: strategic partners, enterprise partners, institutional partners and participating platforms.

Start with the partnership form, then follow the integration path: identity, documentation, integration and participation.

S⁴ API documentation, SDKs and integration guides are planned for the Developers collection. The interface shown on this site is an illustrative sketch.

Use the contact form with the subject “S⁴ sandbox access request”. Access will be arranged once the sandbox is open.