openapi: 3.2.0
info:
  title: Terna Market API
  version: '2026-09-23'
  description: 'GENERATED FROM DOCUMENTATION by API Evangelist on 2026-09-23: 10 operation(s) read from 35 public documentation page(s) (each operation names its page in x-source). This is not the provider''s published contract; Terna has published no machine-readable contract that the pipeline could find. Engine: local.'
  x-evidence-tiers:
    code-example: 40
    documentation: -30
    pages-with-code: 35
    pages-read: 35
  x-generated-from: documentation
  x-provenance: generated
  x-authored-by: API Evangelist
  x-generated: '2026-09-23'
  x-generator: generate-contract-from-docs.py
  x-engine: local
  x-sources:
  - https://developer.terna.it/docs/read/Access_Token
  - https://developer.terna.it/docs/read/How_to_make_a_request
  - https://developer.terna.it/docs/apis_catalog/market/Aste_FCR
  - https://developer.terna.it/docs/read/apis_catalog/load/Total
  - https://developer.terna.it/docs/read/apis_catalog/load/Market
  - https://developer.terna.it/docs/read/apis_catalog/market/Costs
  - https://developer.terna.it/docs/read/apis_catalog/market/Prices
  - https://developer.terna.it/docs/read/apis_catalog/load/Total_Load
  - https://developer.terna.it/docs/read/apis_catalog/market/Aste_FCR
  - https://developer.terna.it/docs/read/apis_catalog/market/Quantity
  - https://developer.terna.it/docs/read/apis_catalog/load/Market_Load
  - https://developer.terna.it/docs/read/apis_catalog/fees/Daily_Prices
  - https://developer.terna.it/docs/read/apis_catalog/generation/Hydric
  - https://developer.terna.it/docs/read/apis_catalog/fees/Monthly_Summary
  - https://developer.terna.it/docs/read/apis_catalog/fees/Zonal_Exchanges
  - https://developer.terna.it/docs/read/apis_catalog/load/Industry_Sector
  - https://developer.terna.it/docs/read/apis_catalog/load/PeakValley_Load
  - https://developer.terna.it/docs/read/apis_catalog/load/Services_Sector
  - https://developer.terna.it/docs/read/apis_catalog/market/Load_Forecast
  - https://developer.terna.it/docs/read/apis_catalog/market/Transit_Limits
  - https://developer.terna.it/docs/read/apis_catalog/market/Accepted_Offers
  - https://developer.terna.it/docs/read/apis_catalog/market/Transit_Margins
  - https://developer.terna.it/docs/read/apis_catalog/fees/Preliminary_Prices
  - https://developer.terna.it/docs/read/apis_catalog/market/Submitted_Offers
  - https://developer.terna.it/docs/apis_catalog/market/Forecast_Transit_Limits
  - https://developer.terna.it/docs/read/apis_catalog/generation/Energy_Balance
  - https://developer.terna.it/docs/read/apis_catalog/generation/Actual_Generation
  - https://developer.terna.it/docs/read/apis_catalog/generation/Generation_Plants
  - https://developer.terna.it/docs/read/apis_catalog/load/PeakValley_Load_Details
  - https://developer.terna.it/docs/read/apis_catalog/generation/Installed_Capacity
  - https://developer.terna.it/docs/read/apis_catalog/fees/Commercial_Balance_Prices
  - https://developer.terna.it/docs/read/apis_catalog/generation/Thermoelectric_Heat
  - https://developer.terna.it/docs/read/apis_catalog/load/Demand_coverage_by_source
  - https://developer.terna.it/docs/read/apis_catalog/load/electrical_energy_by_type
  - https://developer.terna.it/docs/read/apis_catalog/market/Forecast_Transit_Limits
servers:
- url: https://api.terna.it
security:
- apiKey: []
tags:
- name: Market
paths:
  /market/v1.0/aste-fcr:
    get:
      operationId: get_market_v1_0_aste_fcr
      tags:
      - Market
      summary: GET /market/v1.0/aste-fcr
      x-source: https://developer.terna.it/docs/apis_catalog/market/Aste_FCR
      parameters:
      - name: dateFrom
        in: query
        required: false
        schema:
          type: string
      - name: direction
        in: query
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Success (shape read from the example response on the page)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetMarketV10AsteFcrResponse'
      x-evidence:
        kind: code-example
        language: curl
        snippet: "curl --location --request GET 'https://api.terna.it/market/v1.0/aste-fcr?dateFrom=05/12/2025&direction=UP' --header 'Authorization: <token>' \n Response \n {\n \"result\": {\n \"message\": \"Operation completed for the following input. Market Date: 05/12/2025\",\n \"status\": \"Completed\"\n },\n \"aste_fcr\": [\n {\n \"date\": \"2025-12-05 00:00:00\",\n \"session\": \"FCR\",\n \"zone\": \"Calabria\",\n \"direction\": \"UP\",\n \"price\": "
  /market/v1.0/input/{inputid}:
    get:
      operationId: get_market_v1_0_input_inputid
      tags:
      - Market
      summary: GET /market/v1.0/input/forecast-load
      x-source: https://developer.terna.it/docs/read/apis_catalog/market/Load_Forecast
      parameters:
      - name: inputid
        in: path
        required: true
        schema:
          type: string
      - name: dateFrom
        in: query
        required: false
        schema:
          type: string
      - name: dateTo
        in: query
        required: false
        schema:
          type: string
      - name: sessionType
        in: query
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Success (shape read from the example response on the page)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetMarketV10InputInputidResponse'
      x-evidence:
        kind: code-example
        language: curl
        snippet: "curl --location --request GET 'https://api.terna.it/market/v1.0/input/forecast-load?dateFrom=22/11/23&dateTo=22/11/23&sessionType=MSD1' --header 'Authorization: <token>' \n Response \n {\n \"result\": {\n \"message\": \"string\",\n \"status\": \"string\"\n },\n \"forecast_load\": [\n {\n \"reference_date\": \"string\",\n \"date_tz\": \"string\",\n \"offset\": \"string\",\n \"zone\": \"string\",\n \"session_type\": \"string\",\n \"load_MW\": \"st"
        collapsed_from: 4 example path(s) differing only at inputId
  /market/v1.0/output/{outputid}:
    get:
      operationId: get_market_v1_0_output_outputid
      tags:
      - Market
      summary: GET /market/v1.0/output/accepted-offers
      x-source: https://developer.terna.it/docs/read/apis_catalog/market/Accepted_Offers
      parameters:
      - name: outputid
        in: path
        required: true
        schema:
          type: string
      - name: dateFrom
        in: query
        required: false
        schema:
          type: string
      - name: dateTo
        in: query
        required: false
        schema:
          type: string
      - name: direction
        in: query
        required: false
        schema:
          type: string
      - name: sessionType
        in: query
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Success (shape read from the example response on the page)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetMarketV10OutputOutputidResponse'
      x-evidence:
        kind: code-example
        language: curl
        snippet: "curl --location --request GET 'https://api.terna.it/market/v1.0/output/accepted-offers?dateFrom=22/11/23&dateTo=22/11/23&sessionType=MSD1&direction=UP' --header 'Authorization: <token>' \n Response \n {\n \"result\": {\n \"message\": \"string\",\n \"status\": \"string\"\n },\n \"accepted_offers\": [\n {\n \"reference_date\": \"string\",\n \"date_tz\": \"string\",\n \"offset\": \"string\",\n \"zone\": \"string\",\n \"session_type\": \"string"
        collapsed_from: 5 example path(s) differing only at outputId
components:
  schemas:
    GetMarketV10OutputOutputidResponse:
      type: object
      properties:
        result:
          type: object
          properties:
            message:
              type: string
            status:
              type: string
        accepted_offers:
          type: array
          items:
            type: object
            properties:
              reference_date:
                type: string
              date_tz:
                type: string
              offset:
                type: string
              zone:
                type: string
              session_type:
                type: string
              type:
                type: string
              direction:
                type: string
              offer:
                type: string
    GetMarketV10InputInputidResponse:
      type: object
      properties:
        result:
          type: object
          properties:
            message:
              type: string
            status:
              type: string
        forecast_load:
          type: array
          items:
            type: object
            properties:
              reference_date:
                type: string
              date_tz:
                type: string
              offset:
                type: string
              zone:
                type: string
              session_type:
                type: string
              load_MW:
                type: string
    GetMarketV10AsteFcrResponse:
      type: object
      properties:
        result:
          type: object
          properties:
            message:
              type: string
            status:
              type: string
        aste_fcr:
          type: array
          items:
            type: object
            properties:
              date:
                type: string
                format: date-time
              session:
                type: string
              zone:
                type: string
              direction:
                type: string
              price:
                type:
                - string
                - 'null'
              quantity:
                type: string
              requirement:
                type: string
  securitySchemes:
    apiKey:
      type: apiKey
      in: header
      name: Authorization