NEM Dispatch Bidding

API Reference
Postman Collection

Getting Started

About the API

The NEM Dispatch Bidding API is used by participants for submitting NEM Energy, FCAS, and MNSP Bids and Offers.

Getting Access

To use Bidding APIs you must complete the following:

  1. Register with AEMO to use APIs.

  2. If required, set up your Participant API Gateway. For help, see Participant implementation on page 1.

  3. Build the APIs needing implementation at the Participant API Gateway according to the specifications in this guide.

  4. Participant Administrators (PA) use the MSATS Web Portal to grant the required Participant User access to the User ID accessing the AEMO APIs.

During formal onboarding, you will first be given access to Pre-Production and must complete your development/testing there prior to getting access to Production.

External Docs

Below are a list of external links for additional context to the API or Program:

API Details

Authentication Methods

This API is using the following Security Policies:

Note: The TLS certificates used to access Pre-Production are different from those used to access Production.


Below are the base URLs used for this API:


Base URL

Data Type

Pre-Production Internet Entry

Test Data

Pre-Production MarketNet Entry

Test Data

Production Internet Entry

Live Data

Production MarketNet Entry

Live Data


Paths, Headers, Request Body and Responses can be found in the API Reference (OpenAPI Spec).