openapi: 3.1.0
info:
  title: LangWatch Agents Workflows API
  version: 1.0.0
  description: LangWatch openapi spec
servers:
- url: https://app.langwatch.ai
security:
- project_api_key: []
tags:
- name: Workflows
paths:
  /api/workflows:
    get:
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: array
                items:
                  type: object
                  properties:
                    id:
                      type: string
                    name:
                      type: string
                    icon:
                      type:
                      - string
                      - 'null'
                    description:
                      type:
                      - string
                      - 'null'
                    isEvaluator:
                      type: boolean
                    isComponent:
                      type: boolean
                    createdAt:
                      type: string
                    updatedAt:
                      type: string
                    platformUrl:
                      type: string
                      format: uri
                  required:
                  - id
                  - name
                  - icon
                  - description
                  - isEvaluator
                  - isComponent
                  - createdAt
                  - updatedAt
                  - platformUrl
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '422':
          description: Unprocessable Entity
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
      operationId: getApiWorkflows
      parameters: []
      description: List all non-archived workflows for the project
      tags:
      - Workflows
  /api/workflows/{id}:
    get:
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  name:
                    type: string
                  icon:
                    type:
                    - string
                    - 'null'
                  description:
                    type:
                    - string
                    - 'null'
                  isEvaluator:
                    type: boolean
                  isComponent:
                    type: boolean
                  createdAt:
                    type: string
                  updatedAt:
                    type: string
                  platformUrl:
                    type: string
                    format: uri
                required:
                - id
                - name
                - icon
                - description
                - isEvaluator
                - isComponent
                - createdAt
                - updatedAt
                - platformUrl
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '404':
          description: Workflow not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '422':
          description: Unprocessable Entity
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
      operationId: getApiWorkflowsById
      parameters:
      - schema:
          type: string
        in: path
        name: id
        required: true
      description: Get a workflow by its ID
      tags:
      - Workflows
    patch:
      responses:
        '200':
          description: Workflow updated
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  name:
                    type: string
                  icon:
                    type:
                    - string
                    - 'null'
                  description:
                    type:
                    - string
                    - 'null'
                  isEvaluator:
                    type: boolean
                  isComponent:
                    type: boolean
                  createdAt:
                    type: string
                  updatedAt:
                    type: string
                  platformUrl:
                    type: string
                    format: uri
                required:
                - id
                - name
                - icon
                - description
                - isEvaluator
                - isComponent
                - createdAt
                - updatedAt
                - platformUrl
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '404':
          description: Workflow not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '422':
          description: Unprocessable Entity
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
      operationId: patchApiWorkflowsById
      parameters:
      - schema:
          type: string
        in: path
        name: id
        required: true
      description: Update a workflow's metadata (name, icon, description)
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                name:
                  type: string
                  minLength: 1
                icon:
                  type: string
                description:
                  type: string
      tags:
      - Workflows
    delete:
      responses:
        '200':
          description: Workflow archived
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  archived:
                    type: boolean
                required:
                - id
                - archived
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '404':
          description: Workflow not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '422':
          description: Unprocessable Entity
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                - error
      operationId: deleteApiWorkflowsById
      parameters:
      - schema:
          type: string
        in: path
        name: id
        required: true
      description: Archive (soft-delete) a workflow
      tags:
      - Workflows
components:
  securitySchemes:
    project_api_key:
      type: apiKey
      in: header
      name: X-Auth-Token
      description: 'Project API key for sending traces and accessing project-scoped resources. Format: sk-lw-... (no underscore). Obtain one by creating a project via the Admin API or the LangWatch UI.'
    admin_api_key:
      type: http
      scheme: bearer
      description: 'Admin API key for organization-level operations (managing projects, API keys). Create one in Settings > API Keys or via POST /api/api-keys. Format: sk-lw-{id}_{secret}.'