Public Administration › Government Procurement › Contracts and Procurement — Public Data APIs

Open APIs related to Contracts and Procurement, within Public Administration › Government Procurement on the Public Data Portal. 7 REST APIs, sorted by most requested. Click a name to go to its application page on the Public Data Portal. Search & filter on the main explorer.

  1. Public Procurement Service – KONEPS Contract Information Service

    Public Procurement Service · Nationwide · Public Administration › Government Procurement › Contracts and Procurement · Updated 2026-05-15
    4,361 requests

    A service that provides contract information lists concluded in KONEPS for each business type of goods, foreign goods, construction, and services, providing contract detailed information, contract change history information, and contract deletion information for each business type. In addition, according to KONEPS search conditions such as contract conclusion date, confirmed contract number, request number, announcement number, organization name (contracting organization, demand organization), item name, contract method, and contract reference number,…

    RESTAuto-approvedNo restriction
  2. Public Procurement Service – Nara Marketplace preliminary specification information service

    Public Procurement Service · Nationwide · Public Administration › Government Procurement › Contracts and Procurement · Updated 2026-08-10
    3,919 requests

    A service that provides preliminary specification information disclosed on the Nara Marketplace by goods, services, foreign supplies, and construction business areas. You can query preliminary specifications by overall business preliminary specification list, by institution, and by item. It provides preliminary specification registration numbers, item names (project names), allocated budget amounts, related specification files, and specification opinions. What is preliminary specification disclosure? National Contract Act (Gov…

    RESTAuto-approvedNo restriction
  3. Public Procurement Service – Nara Marketplace Ordering Plan Status Service

    Public Procurement Service · Nationwide · Public Administration › Government Procurement › Contracts and Procurement · Updated 2026-08-10
    2,707 requests

    A service providing ordering plan information registered by ordering organizations in Nara Marketplace, providing announcement details of quarterly ordering plans (procurement targets, budget amounts, scheduled ordering timing, ordering methods, ordering organization address, contact info, etc.) for construction, goods, services, and foreign currency that each ordering organization will procure in the current fiscal year. ※ Ordering year/month range, ordering organization code, etc.…

    RESTAuto-approvedNo restriction
  4. Public Procurement Service – KONEPS Procurement Request Service

    Public Procurement Service · Nationwide · Public Administration › Government Procurement › Contracts and Procurement · Updated 2026-04-10
    728 requests

    This is a service that provides procurement request information received from demand agencies or regional offices through KONEPS, providing KONEPS procurement request service that provides procurement request numbers, contract execution type names, representative delivery locations, and ordering agency details by business classification such as goods, construction, services, and foreign capital. A procurement request occurs when a demand agency has demand related to demand goods or construction…

    RESTAuto-approvedNo restriction
  5. Korea Water Resources Corporation – Electronic procurement contract information disclosure

    Korea Water Resources Corporation · Nationwide · Public Administration › Government Procurement › Contracts and Procurement · Updated 2025-08-22
    207 requests

    A service that provides contract information lists concluded in the Korea Water Resources Corporation electronic procurement system by construction, service, and domestic procurement. It provides contract conclusion status information such as contract classification by business type, contract date, contract department, contract number, contract name, contract amount, and contract counterparty. The relevant data is used for various research and policy establishment, industrial development, and improvement of citizens' lives.…

    RESTAuto-approvedNo restriction
  6. K-water – Electronic Procurement Ordering Plan

    Korea Water Resources Corporation · Nationwide · Public Administration › Government Procurement › Contracts and Procurement · Updated 2025-08-22
    174 requests

    A service providing ordering plan status by construction, service, and goods posted on the K-water electronic procurement system, providing ordering plan information such as ordering plan year-month, ordering category, ordering department, ordering name, and ordering amount by business category. The data supports efficient preparation by bidders and secures transparency in public procurement, assisting in business plan establishment and ordering status management.…

    RESTAuto-approvedNo restriction
  7. Korea Water Resources Corporation – Electronic Procurement Advance Specification Disclosure

    Korea Water Resources Corporation · Nationwide · Public Administration › Government Procurement › Contracts and Procurement · Updated 2025-08-22
    159 requests

    A service that provides advance specification information by service and goods (domestic) disclosed on the Korea Water Resources Corporation electronic procurement system, providing advance specification information such as project name, disclosure period, project classification, ordering amount, person in charge, and contact information for each work classification. The data supports securing transparency in public procurement and efficient preparation by bidding participants, and establishes contract plans and business estimates…

    RESTAuto-approvedNo restriction
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