API subscription service

A specialized data or service API that other businesses integrate into their own products and access through recurring subscriptions.

From Young Entrepreneurs Forum — 15 PASSIVE INCOME IDEAS That Make Money While You Sleep in 2026 at 11:41

Problem: Companies need dependable underlying services such as weather data, payments, maps, or financial information without building every capability themselves.

For: Businesses that need reliable specialized data or functionality inside their digital products.

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