Third-Party APIs

External services providing pre-built functionality (payments, mapping, communication) via a standardized interface: they are the building blocks for rapid application development.

Third-Party APIs allow developers to integrate specialized, external services without building the functionality in-house. This strategy accelerates time-to-market and leverages domain expertise: think using Stripe for secure payment processing, Google Maps for real-time geolocation, or Twilio for SMS/voice communication. Access is typically secured via API keys or OAuth flows, managing access and protecting the vendor's resources. Adopting these APIs means outsourcing complex, non-core features, allowing internal teams to focus 100% on core product differentiation.

https://developer.mozilla.org/en-US/docs/Learn/JavaScript/Client-side_web_APIs/Third_party_APIs