Build & Earn

Turn an existing API into an agent-purchasable service

Keep the function. Freeze the JSON contract. Challenge before side effects.

zFinia published 7 September 2026. No guaranteed-income claims.

If the API already does useful work, keep that function. Freeze JSON in and JSON out. Challenge unpaid callers before any side effect. Advertise the same price the live 402 charges.

Machine copy: https://api.zfinia.com/v1/learn