Every API you need to build for Singapore.
63 curated Singapore APIs, government and commercial, with verified auth guides and working examples. Readable by you, and by your AI agent.
Browse by category
From bus arrivals to PayNow rails, organised the way Singapore builders actually search.
Commerce
E-commerce and retail platform APIs relevant to Singapore sellers.
2 APIs
Communications
SMS, WhatsApp, email, and messaging APIs used by Singapore businesses.
4 APIs
E-Invoicing (InvoiceNow)
Peppol and InvoiceNow e-invoicing APIs: access points, participant lookup, and IRAS-linked invoice delivery for Singapore businesses.
2 APIs
Finance & Banking
Exchange rates, bank APIs, and financial data from MAS, DBS, OCBC, UOB, and fintech platforms.
9 APIs
Geo & Maps
Singapore addresses, geocoding, routing, and map services, anchored by OneMap from SLA.
3 APIs
Government Data
Open data, public holidays, company records, and whole-of-government APIs from data.gov.sg to APEX.
6 APIs
Identity
Singpass, Myinfo, and identity verification for Singapore users.
2 APIs
Logistics
Delivery, courier, and shipment tracking APIs serving Singapore.
4 APIs
Payments
Accept payments in Singapore: cards, PayNow, GrabPay, and local rails from Stripe to HitPay to NETS.
16 APIs
Property
HDB resale prices, private property transactions, and land data.
2 APIs
Statistics
Official Singapore statistics from SingStat Table Builder: 2,500+ tables across 70 public agencies.
1 API
Transport
Bus arrivals, train alerts, traffic, taxis, and carparks from LTA DataMall and data.gov.sg.
5 APIs
Weather & Environment
Real-time weather, air quality, UV, rainfall, and environmental health data from NEA via data.gov.sg.
7 APIs
Featured APIs
Hand-verified entries with auth guides and working example requests.
ACRA Corporate Entity Information
ACRA via data.gov.sg
Registered entity records from ACRA (UEN, entity name, type, status, registration date, registered address) published as open datasets, split alphabetically. Enables free UEN and company-name lookups.
APEX (api.gov.sg Gateway)
GovTech Singapore
The whole-of-government API gateway through which agencies publish APIs (including ACRA BizFile, CPF and other agency services) to other agencies and approved businesses. Discovery and onboarding surface for gov APIs that are not on data.gov.sg.
HDB Carpark Availability
HDB via data.gov.sg
Live lot availability for HDB carparks across Singapore, updated every minute. Each carpark reports total lots and available lots per lot type (car, motorcycle, heavy vehicle).
HDB Resale Flat Prices
HDB via data.gov.sg
Every HDB resale transaction from 2017 onward: month, town, flat type, block, street, storey range, floor area, remaining lease and resale price. The canonical dataset behind SG property analytics.
IRAS API Marketplace
Inland Revenue Authority of Singapore (IRAS)
IRAS's developer portal exposing tax-related APIs such as GST Registered Business Search, Stamp Duty Calculator, and filing APIs for payroll (AIS) and corporate tax software. Public lookup APIs are self-serve; filing APIs require onboarding.
LTA DataMall Bus Arrival
Land Transport Authority (LTA)
Real-time bus arrival estimates for any bus stop in Singapore, including load, deck type and wheelchair accessibility for the next three buses per service. The most-used SG transport API.
Your AI agent can read this whole site.
Every entry is available as plain text, JSON, and MCP tools. No key, no signup. Point your agent here and it can find, understand, and integrate any Singapore API on its own.
MCP server
Remote MCP over streamable HTTP. Tools: search_apis, get_api, get_auth_guide, list_categories.
claude mcp add --transport http singaporeapi https://singaporeapi.com/mcpllms.txt
The full catalogue as plain text. One line per API, or the complete detail in llms-full.txt.
curl https://singaporeapi.com/llms.txt
curl https://singaporeapi.com/llms-full.txtJSON API
Authless, CORS-open REST API over the whole directory. Filter by query, category, and auth type.
curl "https://singaporeapi.com/api/apis?q=weather"
curl https://singaporeapi.com/api/apis/lta-datamall