openapi: 3.2.0
info:
  title: LiteLLM workflow management API
  description: "Enterprise Edition \n\nProxy Server to call 100+ LLMs in the OpenAI format. [**Customize Swagger Docs**](https://docs.litellm.ai/docs/proxy/enterprise#swagger-docs---custom-routes--branding)\n\n\U0001F449 [```LiteLLM Admin Panel on /ui```](/ui). Create, Edit Keys with SSO. Having issues? Try [```Fallback Login```](/fallback/login)\n\n\U0001F4B8 [```LiteLLM Model Cost Map```](https://models.litellm.ai/).\n\n\U0001F50E [```LiteLLM Model Hub```](/ui/model_hub_table). See available models on the proxy. [**Docs**](https://docs.litellm.ai/docs/proxy/ai_hub)"
  version: 1.95.0
  x-operator: institution
  x-provenance:
    method: probed
    source: https://llmproxy.uva.nl/openapi.json
    retrieved: '2026-08-19'
    note: Document is generated by the LiteLLM proxy software the University of Amsterdam self-hosts; the deployment, the key issuance and the host (llmproxy.uva.nl, UvA Azure) are the institution's. servers[] added by API Evangelist because the served document omits it; nothing else altered.
servers:
- url: https://llmproxy.uva.nl
  description: University of Amsterdam / Amsterdam University of Applied Sciences shared AI gateway
tags:
- name: workflow management
paths:
  /v1/workflows/runs:
    post:
      tags:
      - workflow management
      summary: Create Workflow Run
      description: 'Create a new workflow run. Returns run_id and session_id.


        The caller''s API key token is stored as created_by so that non-admin keys

        can only see and modify their own runs.'
      operationId: create_workflow_run_v1_workflows_runs_post
      security:
      - APIKeyHeader: []
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/WorkflowRunCreateRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
    get:
      tags:
      - workflow management
      summary: List Workflow Runs
      description: 'List workflow runs. Filter by workflow_type and/or status.


        Non-admin callers only see runs created by their own API key.'
      operationId: list_workflow_runs_v1_workflows_runs_get
      security:
      - APIKeyHeader: []
      parameters:
      - name: workflow_type
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: Workflow Type
      - name: status
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: Status
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          maximum: 250
          minimum: 1
          default: 50
          title: Limit
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/workflows/runs/{run_id}:
    get:
      tags:
      - workflow management
      summary: Get Workflow Run
      description: Get a workflow run with its most recent event.
      operationId: get_workflow_run_v1_workflows_runs__run_id__get
      security:
      - APIKeyHeader: []
      parameters:
      - name: run_id
        in: path
        required: true
        schema:
          type: string
          title: Run Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
    patch:
      tags:
      - workflow management
      summary: Update Workflow Run
      description: Update status, metadata, or output on a workflow run.
      operationId: update_workflow_run_v1_workflows_runs__run_id__patch
      security:
      - APIKeyHeader: []
      parameters:
      - name: run_id
        in: path
        required: true
        schema:
          type: string
          title: Run Id
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/WorkflowRunUpdateRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/workflows/runs/{run_id}/events:
    post:
      tags:
      - workflow management
      summary: Append Workflow Event
      description: 'Append an event to the run''s event log. Also updates run.status if event_type maps to a status.


        Sequence numbers use optimistic concurrency: on a unique-constraint collision

        (concurrent append), retries up to _MAX_SEQUENCE_RETRIES times with a fresh MAX+1.

        The event+status update is atomic in a single DB transaction.'
      operationId: append_workflow_event_v1_workflows_runs__run_id__events_post
      security:
      - APIKeyHeader: []
      parameters:
      - name: run_id
        in: path
        required: true
        schema:
          type: string
          title: Run Id
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/WorkflowEventCreateRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
    get:
      tags:
      - workflow management
      summary: List Workflow Events
      description: Fetch event log for a run, ordered by sequence_number. Default limit 100, max 500.
      operationId: list_workflow_events_v1_workflows_runs__run_id__events_get
      security:
      - APIKeyHeader: []
      parameters:
      - name: run_id
        in: path
        required: true
        schema:
          type: string
          title: Run Id
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          maximum: 500
          minimum: 1
          default: 100
          title: Limit
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/workflows/runs/{run_id}/messages:
    post:
      tags:
      - workflow management
      summary: Append Workflow Message
      description: 'Append a conversation message. Stores full content (not truncated).


        Uses optimistic concurrency for sequence numbers.'
      operationId: append_workflow_message_v1_workflows_runs__run_id__messages_post
      security:
      - APIKeyHeader: []
      parameters:
      - name: run_id
        in: path
        required: true
        schema:
          type: string
          title: Run Id
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/WorkflowMessageCreateRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
    get:
      tags:
      - workflow management
      summary: List Workflow Messages
      description: Fetch conversation history for a run, ordered by sequence_number. Default limit 100, max 500.
      operationId: list_workflow_messages_v1_workflows_runs__run_id__messages_get
      security:
      - APIKeyHeader: []
      parameters:
      - name: run_id
        in: path
        required: true
        schema:
          type: string
          title: Run Id
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          maximum: 500
          minimum: 1
          default: 100
          title: Limit
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
components:
  schemas:
    WorkflowMessageCreateRequest:
      properties:
        role:
          type: string
          title: Role
        content:
          type: string
          title: Content
        session_id:
          anyOf:
          - type: string
          - type: 'null'
          title: Session Id
      type: object
      required:
      - role
      - content
      title: WorkflowMessageCreateRequest
    WorkflowRunUpdateRequest:
      properties:
        status:
          anyOf:
          - type: string
            enum:
            - pending
            - running
            - paused
            - completed
            - failed
          - type: 'null'
          title: Status
        output:
          anyOf:
          - additionalProperties: true
            type: object
          - type: 'null'
          title: Output
        metadata:
          anyOf:
          - additionalProperties: true
            type: object
          - type: 'null'
          title: Metadata
      type: object
      title: WorkflowRunUpdateRequest
    WorkflowEventCreateRequest:
      properties:
        event_type:
          type: string
          title: Event Type
        step_name:
          type: string
          title: Step Name
        data:
          anyOf:
          - additionalProperties: true
            type: object
          - type: 'null'
          title: Data
      type: object
      required:
      - event_type
      - step_name
      title: WorkflowEventCreateRequest
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
            - type: string
            - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
        input:
          title: Input
        ctx:
          type: object
          title: Context
      type: object
      required:
      - loc
      - msg
      - type
      title: ValidationError
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    WorkflowRunCreateRequest:
      properties:
        workflow_type:
          type: string
          title: Workflow Type
        input:
          anyOf:
          - additionalProperties: true
            type: object
          - type: 'null'
          title: Input
        metadata:
          anyOf:
          - additionalProperties: true
            type: object
          - type: 'null'
          title: Metadata
      type: object
      required:
      - workflow_type
      title: WorkflowRunCreateRequest
  securitySchemes:
    APIKeyHeader:
      type: apiKey
      description: Bearer token
      in: header
      name: x-litellm-api-key