NUS Portal

Powering the digital experience of the NUS community. Connect, build, and deploy with trusted University data and API Services

Discover APIs, subscribe, and accelerate your development journey with our comprehensive API documentation and tools. Whether you're building a new application or integrating with existing services, our portal provides everything you need to succeed

Browse API Catalogue →Request Access

Getting Started

Get started in 4 simple steps

From browsing to building — onboard in minutes.

Browse the Catalogue

Explore REST and GraphQL APIs. Filter by category, type, or search by name, description or tag.

Read the Docs

View interactive API documentation with endpoint details, schemas, and response examples.

Request Access

Submit an OAuth 2.0 access request. Our team reviews and approves within 2 business days.

Build & Integrate

Use your Bearer token to call APIs. Try endpoints live using Swagger UI or GraphiQL Explorer.

Explore and Discover

Standards & Best Practices

A unified set of standards and best practices ensures consistency across the wide range of digital products and APIs available. Follow the guidelines below to build reliable, secure, and well-documented APIs.

View full guidelines →

Security & Authentication Standards

OAuth 2.0 via Microsoft Entra ID. Bearer tokens. All APIs secured with enterprise-grade authentication.

API Best Practices

Rate limiting, pagination, error handling, versioning and deprecation policies to ensure reliable and consistent API consumption.

Responsible AI Playbook

Guidelines for responsible use of AI-powered APIs — data governance, model transparency, ethical AI usage and compliance standards.