openapi: 3.0.3
info:
  title: Patch Carbon Order Line Items Orders API
  version: '2'
  description: 'The Patch API lets developers browse verified carbon projects, generate

    emissions estimates, and place orders for carbon credits and removals.

    Reconstructed from the publicly published patch-python, patch-node, and

    patch-ruby SDKs (auto-generated by openapi-generator from the official

    Patch OpenAPI document).

    '
  contact:
    name: Patch Engineering
    email: engineering@usepatch.com
    url: https://docs.patch.io/
  license:
    name: Proprietary
    url: https://www.patch.io/terms
servers:
- url: https://api.patch.io
  description: Production API
security:
- bearerAuth: []
tags:
- name: Orders
  description: Place, retrieve, place, and cancel carbon credit and removal orders.
paths:
  /v1/orders:
    get:
      tags:
      - Orders
      operationId: retrieveOrders
      summary: List Orders
      description: Returns a paginated list of carbon credit and removal orders for the authenticated organization.
      parameters:
      - $ref: '#/components/parameters/PageParam'
      - name: metadata
        in: query
        schema:
          type: object
          additionalProperties:
            type: string
        description: Filter orders by metadata key/value pairs set when the order was created.
      - name: state
        in: query
        schema:
          type: string
          enum:
          - draft
          - placed
          - processing
          - complete
          - cancelled
      responses:
        '200':
          description: Order list response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrderListResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
    post:
      tags:
      - Orders
      operationId: createOrder
      summary: Create An Order
      description: Creates a new carbon credit or removal order. Orders may be created in draft and placed later, or placed inline.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateOrderRequest'
      responses:
        '200':
          description: Order response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrderResponse'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /v1/orders/{id}:
    get:
      tags:
      - Orders
      operationId: retrieveOrder
      summary: Retrieve An Order
      description: Returns a single carbon credit or removal order by ID.
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Order response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrderResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
  /v1/orders/{uid}:
    delete:
      tags:
      - Orders
      operationId: deleteOrder
      summary: Delete An Order
      description: Deletes a draft order. Placed and completed orders cannot be deleted; use the cancel endpoint instead.
      parameters:
      - name: uid
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Delete order response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DeleteOrderResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
  /v1/orders/{id}/place:
    patch:
      tags:
      - Orders
      operationId: placeOrder
      summary: Place An Order
      description: Transitions a draft order to placed, committing the credits to the buyer.
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Order response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrderResponse'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
  /v1/orders/{id}/cancel:
    patch:
      tags:
      - Orders
      operationId: cancelOrder
      summary: Cancel An Order
      description: Cancels a previously placed order where the project allows cancellation.
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Order response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrderResponse'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
components:
  schemas:
    Order:
      type: object
      properties:
        id:
          type: string
        created_at:
          type: string
          format: date-time
        production:
          type: boolean
        state:
          type: string
          enum:
          - draft
          - placed
          - processing
          - complete
          - cancelled
        amount:
          type: integer
          description: Total mass in grams.
        unit:
          type: string
          example: g
        price:
          type: integer
          description: Subtotal in minor currency units.
        patch_fee:
          type: integer
        currency:
          type: string
          example: USD
        registry_url:
          type: string
          format: uri
          nullable: true
        metadata:
          type: object
          additionalProperties: true
        line_items:
          type: array
          items:
            $ref: '#/components/schemas/OrderLineItem'
        issued_to:
          $ref: '#/components/schemas/OrderIssuedTo'
    ErrorResponse:
      type: object
      properties:
        success:
          type: boolean
          example: false
        error:
          type: object
          properties:
            code:
              type: integer
            message:
              type: string
        data:
          nullable: true
        meta:
          type: object
          properties:
            patch_version:
              type: integer
    DeleteOrderResponse:
      type: object
      properties:
        success:
          type: boolean
        error:
          nullable: true
        data:
          nullable: true
        meta:
          $ref: '#/components/schemas/Meta'
    Meta:
      type: object
      description: Pagination and response metadata block returned on list endpoints.
      properties:
        prev_page:
          type: integer
          nullable: true
        next_page:
          type: integer
          nullable: true
    CreateOrderRequest:
      type: object
      properties:
        project_id:
          type: string
        metadata:
          type: object
          additionalProperties: true
        state:
          type: string
          enum:
          - draft
          - placed
        vintage_year:
          type: integer
        vintage_start_year:
          type: integer
        vintage_end_year:
          type: integer
        total_price:
          type: integer
        currency:
          type: string
          example: USD
        amount:
          type: integer
        unit:
          type: string
          example: g
        issued_to:
          $ref: '#/components/schemas/OrderIssuedTo'
    OrderLineItemProject:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
    OrderListResponse:
      type: object
      properties:
        success:
          type: boolean
        error:
          nullable: true
        data:
          type: array
          items:
            $ref: '#/components/schemas/Order'
        meta:
          $ref: '#/components/schemas/Meta'
    OrderLineItem:
      type: object
      properties:
        id:
          type: string
        project:
          $ref: '#/components/schemas/OrderLineItemProject'
        vintage_year:
          type: integer
          nullable: true
        vintage_start_year:
          type: integer
          nullable: true
        vintage_end_year:
          type: integer
          nullable: true
        amount:
          type: integer
          description: Mass in grams.
        unit:
          type: string
          example: g
        price:
          type: integer
        currency:
          type: string
          example: USD
    OrderIssuedTo:
      type: object
      description: End beneficiary that credits should be issued and attributed to.
      properties:
        name:
          type: string
        email:
          type: string
          format: email
    OrderResponse:
      type: object
      properties:
        success:
          type: boolean
        error:
          nullable: true
        data:
          $ref: '#/components/schemas/Order'
        meta:
          $ref: '#/components/schemas/Meta'
  responses:
    NotFound:
      description: The requested resource was not found.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    BadRequest:
      description: Request was malformed or failed validation.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    Unauthorized:
      description: API key missing, malformed, or invalid.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
  parameters:
    PageParam:
      name: page
      in: query
      schema:
        type: integer
        minimum: 1
        default: 1
      description: 1-indexed page number for paginated responses.
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: API key bearer token issued from the Patch dashboard. Sandbox and live keys are separated.