# Query Australian NEM electricity market data

Preview: Compare wholesale spot prices and total demand across NSW1, QLD1, VIC1, SA1 and TAS1 from monthly trading intervals.

Canonical: https://aroai.com/tools/au_electricity_market/

## Tool reference

MCP tool ID: `au_electricity_market`. Availability: Preview. Country: Australia.

Credit use: 1 credit.

## Input schema

```json
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "since": {
      "description": "First AEMO market date, YYYY-MM-DD. Omit both dates to use the seven latest complete market days; if you supply only one date, it is used for both.",
      "type": "string",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
    },
    "until": {
      "description": "Last AEMO market date, YYYY-MM-DD; inclusive. If one date is omitted, the other date is used.",
      "type": "string",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
    },
    "regions": {
      "description": "NEM regions to include. Omit to include all five supported regions.",
      "minItems": 1,
      "maxItems": 5,
      "type": "array",
      "items": {
        "type": "string",
        "enum": [
          "NSW1",
          "QLD1",
          "VIC1",
          "SA1",
          "TAS1"
        ]
      }
    }
  },
  "additionalProperties": false
}
```

## Example input

```json
{
  "region": "NSW1",
  "start_date": "2026-10-01",
  "end_date": "2026-10-07"
}
```

## Usage notes

- Covers wholesale spot prices and aggregate demand across the National Electricity Market (NSW, QLD, VIC, SA, TAS).
- Market days run 04:05 to 04:00 AEST, averaging 288 five-minute trading intervals per day.
- Request up to 31 consecutive complete days. Not for retail tariff comparison or real-time dispatch control.