1Introduction
An API is the contract between systems; its design drives app speed and partner integration.
2Discussion
REST uses resources and standard HTTP methods; simple, cacheable and common for public and open-banking APIs.
GraphQL lets clients fetch exactly what they need in one request, great for complex mobile screens but harder to cache and secure.
3Conclusion
Either way: versioning, OpenAPI docs, consistent errors, pagination and rate limiting.
Sources
همفکران فناوری شریفThis article summarises the official sources cited, prepared by the Hamfekran Fanavari Sharif team for finance leaders.
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