> ## Documentation Index > Fetch the complete documentation index at: https://docs.dialtu.com/llms.txt > Use this file to discover all available pages before exploring further. # List stages in a pipeline > List every stage of a pipeline, ordered by position, with the number of active clients currently in each one. ## OpenAPI ````yaml GET /api/v2/public/salesflow/pipelines/{pipeline_id}/stages openapi: 3.1.0 info: title: Dialtu Public API version: '2.0' description: >- Programmatic access to your Dialtu account: schedule AI voice calls, create contacts, push leads into Salesflow pipelines, book calendar appointments and read WhatsApp conversation history. Every request is authenticated with an API key created in the dashboard under **Settings → API Keys**, sent as `Authorization: Bearer pk_...`. servers: - url: https://api.dialtu.com description: Production - url: https://api.stg.dialtu.com description: Staging security: - ApiKeyBearer: [] tags: - name: Calls description: Schedule outbound AI voice calls. - name: Clients description: Create contacts in your account. - name: Salesflow description: Push leads into a pipeline through an API input node. - name: Salesflow pipelines description: Read a pipeline's stages and add, move or remove clients. - name: Calendar description: Check bookable capacity, book appointments and manage waiting lists. - name: WhatsApp description: Read-only conversation history and transcripts. paths: /api/v2/public/salesflow/pipelines/{pipeline_id}/stages: get: tags: - Salesflow pipelines summary: List stages in a pipeline description: |- List every stage of a pipeline, ordered by position, with the number of active clients currently in each one. operationId: listPipelineStages parameters: - in: path name: pipeline_id schema: description: >- ID of the pipeline. Shown in the Salesflow editor URL and in the pipeline settings. title: Pipeline Id type: integer required: true description: >- ID of the pipeline. Shown in the Salesflow editor URL and in the pipeline settings. responses: '200': description: OK content: application/json: schema: $ref: '#/components/schemas/PublicStageListResponse' '401': description: Missing, malformed or revoked API key. content: application/json: schema: $ref: '#/components/schemas/DetailErrorResponse' examples: missing_header: summary: No Authorization header value: detail: Unauthorized invalid_key: summary: Unknown or revoked key value: detail: Invalid or expired API key. Please check your credentials. '422': description: The request did not match the documented schema. content: application/json: schema: $ref: '#/components/schemas/RequestValidationError' example: detail: - type: missing loc: - body - payload - phone_number msg: Field required '500': description: Internal Server Error content: application/json: schema: $ref: '#/components/schemas/PublicPipelineErrorResponse' security: - ApiKeyBearer: [] components: schemas: PublicStageListResponse: description: Response for listing pipeline stages. properties: status: const: success default: success description: Always `success`. title: Status type: string data: description: Stages ordered by `position`. items: $ref: '#/components/schemas/PublicStageSchema' title: Data type: array count: default: 0 description: Number of stages returned. title: Count type: integer title: PublicStageListResponse type: object DetailErrorResponse: description: 'Plain error body: `{"detail": "..."}`. No `error_code` is included.' properties: detail: description: Human-readable reason for the failure. title: Detail type: string required: - detail title: DetailErrorResponse type: object RequestValidationError: title: RequestValidationError type: object description: >- Returned when the request body, query string or path could not be parsed against the documented schema. Fix the listed fields and retry. properties: detail: type: array title: Detail description: One entry per invalid field. items: $ref: '#/components/schemas/RequestValidationErrorItem' required: - detail PublicPipelineErrorResponse: description: Error response for pipeline operations. properties: status: const: error description: Error status title: Status type: string error_code: description: Machine-readable error code title: Error Code type: string message: description: Human-readable error message title: Message type: string required: - status - error_code - message title: PublicPipelineErrorResponse type: object PublicStageSchema: description: Stage within a pipeline. properties: id: description: Stage ID. title: Id type: integer name: description: Stage name as shown in the pipeline board. title: Name type: string stage_type: description: >- `standard` (AI may act), `human_only` (AI paused, a person follows up), or `final` (closing stage). title: Stage Type type: string position: description: Zero-based order of the stage in the pipeline. title: Position type: integer color: description: Hex color of the stage. title: Color type: string is_entry_point: description: Whether new clients enter the pipeline at this stage. title: Is Entry Point type: boolean client_count: default: 0 description: Active clients currently in the stage. title: Client Count type: integer required: - id - name - stage_type - position - color - is_entry_point title: PublicStageSchema type: object RequestValidationErrorItem: title: RequestValidationErrorItem type: object properties: loc: type: array title: Loc description: >- Where the problem is: the first element is `body`, `query` or `path`, followed by the field path. items: anyOf: - type: string - type: integer msg: type: string title: Msg description: What is wrong with the value. type: type: string title: Type description: >- Machine-readable validation error type, e.g. `missing` or `int_parsing`. required: - loc - msg - type securitySchemes: ApiKeyBearer: type: http scheme: bearer bearerFormat: pk_... description: >- API key created in the dashboard under **Settings → API Keys**. Send it as `Authorization: Bearer pk_...`. ````