CENACE (Mexico) Power Prices

Methods (5)

• getPML

  read

  Hourly LMP per node for a market+system over a date range (max 7 days, max 10 nodes).

  Input schema

  {
    "type": "object",
    "properties": {
      "nodes": {
        "type": "string",
        "examples": [
          "01PLO-115"
        ],
        "oneOf": [
          {
            "type": "string"
          },
          {
            "type": "array",
            "items": {
              "type": "string"
            }
          }
        ]
      },
      "startDate": {
        "type": "string",
        "examples": [
          "2025-01-15"
        ]
      },
      "endDate": {
        "type": "string",
        "examples": [
          "2025-01-15"
        ]
      },
      "sistema": {
        "type": "string"
      },
      "proceso": {
        "type": "string",
        "examples": [
          "MDA"
        ]
      }
    },
    "additionalProperties": false,
    "required": [
      "nodes",
      "startDate",
      "endDate"
    ]
  }

  Components: pml (total), pmlEne, pmlPer, pmlCng ($/MWh MXN).

• getDayAheadPrices

  read

  Day-ahead (MDA) hourly LMP. Convenience wrapper over getPML with proceso=MDA.

  Input schema

  {
    "type": "object",
    "properties": {
      "nodes": {
        "type": "string",
        "examples": [
          "01PLO-115"
        ],
        "oneOf": [
          {
            "type": "string"
          },
          {
            "type": "array",
            "items": {
              "type": "string"
            }
          }
        ]
      },
      "startDate": {
        "type": "string",
        "examples": [
          "2025-01-15"
        ]
      },
      "endDate": {
        "type": "string",
        "examples": [
          "2025-01-15"
        ]
      },
      "sistema": {
        "type": "string"
      }
    },
    "additionalProperties": false,
    "required": [
      "nodes",
      "startDate",
      "endDate"
    ]
  }

  Max 7-day range; node keys are system-specific.

• getRealTimePrices

  read

  Real-time (MTR) hourly LMP. Convenience wrapper over getPML with proceso=MTR.

  Input schema

  {
    "type": "object",
    "properties": {
      "nodes": {
        "type": "string",
        "examples": [
          "01PLO-115"
        ],
        "oneOf": [
          {
            "type": "string"
          },
          {
            "type": "array",
            "items": {
              "type": "string"
            }
          }
        ]
      },
      "startDate": {
        "type": "string",
        "examples": [
          "2025-01-15"
        ]
      },
      "endDate": {
        "type": "string",
        "examples": [
          "2025-01-15"
        ]
      },
      "sistema": {
        "type": "string"
      }
    },
    "additionalProperties": false,
    "required": [
      "nodes",
      "startDate",
      "endDate"
    ]
  }

  Max 7-day range; node keys are system-specific.

• getNodePriceSeries

  read

  Single-node LMP series of any length, chunked into <=7-day windows and stitched.

  Input schema

  {
    "type": "object",
    "properties": {
      "node": {
        "type": "string",
        "examples": [
          "01PLO-115"
        ]
      },
      "startDate": {
        "type": "string",
        "examples": [
          "2025-01-01"
        ]
      },
      "endDate": {
        "type": "string",
        "examples": [
          "2025-03-31"
        ]
      },
      "sistema": {
        "type": "string"
      },
      "proceso": {
        "type": "string"
      }
    },
    "additionalProperties": false,
    "required": [
      "node",
      "startDate",
      "endDate"
    ]
  }

  Bypasses the server 7-day cap. Defaults sistema=SIN, proceso=MDA.

• getServiceInfo

  read

  Systems, processes, sample node keys, the catalog URL, and §0 quirk notes (static).

  Input schema

  {
    "type": "object",
    "properties": {},
    "additionalProperties": false
  }