> ## Documentation Index
> Fetch the complete documentation index at: https://doc.folkyn.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Retrieve Project Code

> Retrieves one project code by id, including linked missions.



## OpenAPI

````yaml /openapi.yaml get /api/v1/project-codes/{id}
openapi: 3.0.3
info:
  title: Folkyn API
  version: 1.0.0
  license:
    name: Proprietary
    url: https://folkyn.com
  description: >-
    Team API key; responses in `data`, errors in `error` with `X-Request-Id`.
    Spec at `/api/v1/openapi.yaml` and `/api/v1/openapi.json` (no key). **60
    requests/minute** per key on `/api/v1/*`.
servers:
  - url: https://api.folkyn.com
    description: Production
security:
  - bearerAuth: []
  - ApiKeyHeader: []
tags:
  - name: Specification
    description: OpenAPI document download (no authentication)
  - name: Project codes
    description: Team project codes
  - name: Team tags
    description: Team tags
  - name: Teams
    description: Organizational teams (team units) and member lists
  - name: Missions
    description: Team missions
  - name: Freelancers
    description: Team freelancers and invitations
  - name: Activity reports
    description: Activity reports (CRA)
  - name: Accounting
    description: Accounting entries
paths:
  /api/v1/project-codes/{id}:
    get:
      tags:
        - Project codes
      summary: Retrieve Project Code
      description: Retrieves one project code by id, including linked missions.
      operationId: getProjectCode
      parameters:
        - name: id
          in: path
          required: true
          schema:
            type: string
            format: uuid
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    $ref: '#/components/schemas/ProjectCodeDetailPublic'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/ForbiddenError'
        '404':
          description: Project code not found for this team
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicError'
        '429':
          $ref: '#/components/responses/RateLimited'
        '500':
          $ref: '#/components/responses/InternalError'
components:
  schemas:
    ProjectCodeDetailPublic:
      type: object
      required:
        - id
        - name
        - missions
        - created_at
        - updated_at
      properties:
        id:
          type: string
          format: uuid
        name:
          type: string
        external_id:
          type: string
          nullable: true
        created_at:
          type: string
          format: date-time
        updated_at:
          type: string
          format: date-time
        missions:
          type: array
          items:
            $ref: '#/components/schemas/ProjectCodeMissionSummary'
    PublicError:
      type: object
      required:
        - error
      properties:
        error:
          type: object
          required:
            - code
            - message
            - request_id
          properties:
            code:
              type: integer
              description: Same as HTTP status; use `message` and `details` to narrow.
              enum:
                - 400
                - 401
                - 403
                - 404
                - 429
                - 500
              example: 401
            message:
              type: string
            request_id:
              type: string
              format: uuid
              description: Correlates with the X-Request-Id response header.
            details:
              $ref: '#/components/schemas/PublicErrorDetails'
    ProjectCodeMissionSummary:
      type: object
      required:
        - id
        - name
        - freelancer_id
      properties:
        id:
          type: string
          format: uuid
        name:
          type: string
        freelancer_id:
          type: string
          format: uuid
          nullable: true
          description: >-
            Assigned freelancer profile id; null when the mission has no
            freelancer.
    PublicErrorDetails:
      type: object
      description: Optional structured hints (validation, scope, rate limit).
      additionalProperties: true
      properties:
        reason:
          $ref: '#/components/schemas/PartnerValidationErrorReason'
        field:
          type: string
          description: JSON body field name when applicable (e.g. `name`).
          example: name
        requiredScope:
          type: string
          description: >-
            Required OAuth-like scope string when `code` is 403 (insufficient
            scope).
          example: tags:write
        retryAfterSeconds:
          type: integer
          minimum: 0
          description: Hint when `code` is 429.
    PartnerValidationErrorReason:
      type: string
      description: >-
        Machine-readable validation subtype (HTTP 400) for create tag / project
        code.
      enum:
        - invalid_json
        - required_field
        - duplicate_name
  responses:
    Unauthorized:
      description: Missing or invalid API key
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/PublicError'
    ForbiddenError:
      description: Insufficient scope or forbidden
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/PublicError'
    RateLimited:
      description: Too many requests
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/PublicError'
    InternalError:
      description: Server error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/PublicError'
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: API Key
      description: 'Use `Authorization: Bearer <your_api_key>`'
    ApiKeyHeader:
      type: apiKey
      in: header
      name: X-Api-Key

````