Twilio Flows API

openapi: 3.0.1
info:
  title: Twilio - Accounts A2p Flows API
  description: This is the public Twilio REST API.
  termsOfService: https://www.twilio.com/legal/tos
  contact:
    name: Twilio Support
    url: https://support.twilio.com
    email: support@twilio.com
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0.html
  version: 1.52.0
servers:
- url: https://accounts.twilio.com
tags:
- name: Flows
paths:
  /v2/Flows/{FlowSid}/Executions:
    servers:
    - url: https://studio.twilio.com
    description: Executions of Studio flows
    x-twilio:
      defaultOutputProperties:
      - sid
      - status
      - date_created
      pathType: list
      dependentProperties:
        steps:
          mapping:
            flow_sid: flow_sid
            execution_sid: sid
          resource_url: /v2/Flows/{flow_sid}/Executions/{execution_sid}/Steps
        execution_context:
          mapping:
            flow_sid: flow_sid
            execution_sid: sid
          resource_url: /v2None
      parent: /Flows/{Sid}
    get:
      description: Retrieve a list of all Executions for the Flow.
      tags:
      - Flows
      parameters:
      - name: FlowSid
        in: path
        description: The SID of the Flow with the Execution resources to read.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      - name: DateCreatedFrom
        in: query
        description: Only show Execution resources starting on or after this [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) date-time, given as `YYYY-MM-DDThh:mm:ss-hh:mm`.
        schema:
          type: string
          format: date-time
      - name: DateCreatedTo
        in: query
        description: Only show Execution resources starting before this [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) date-time, given as `YYYY-MM-DDThh:mm:ss-hh:mm`.
        schema:
          type: string
          format: date-time
      - name: PageSize
        in: query
        description: How many resources to return in each list page. The default is 50, and the maximum is 1000.
        schema:
          type: integer
          minimum: 1
          maximum: 1000
      - name: Page
        in: query
        description: The page index. This value is simply for client state.
        schema:
          type: integer
          minimum: 0
      - name: PageToken
        in: query
        description: The page token. This is provided by the API.
        schema:
          type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListExecutionResponse'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: ListExecution
      x-maturity:
      - GA
    post:
      description: Triggers a new Execution for the Flow
      tags:
      - Flows
      parameters:
      - name: FlowSid
        in: path
        description: The SID of the Excecution's Flow.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      responses:
        '201':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow.execution'
          description: Created
      security:
      - accountSid_authToken: []
      operationId: CreateExecution
      x-maturity:
      - GA
      requestBody:
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/CreateExecutionRequest'
  /v2/Flows/{FlowSid}/Executions/{Sid}:
    servers:
    - url: https://studio.twilio.com
    description: Executions of Studio flows
    x-twilio:
      defaultOutputProperties:
      - sid
      - status
      - date_created
      pathType: instance
      dependentProperties:
        steps:
          mapping:
            flow_sid: flow_sid
            execution_sid: sid
          resource_url: /v2/Flows/{flow_sid}/Executions/{execution_sid}/Steps
        execution_context:
          mapping:
            flow_sid: flow_sid
            execution_sid: sid
          resource_url: /v2None
      parent: /Flows/{Sid}
    get:
      description: Retrieve an Execution
      tags:
      - Flows
      parameters:
      - name: FlowSid
        in: path
        description: The SID of the Flow with the Execution resource to fetch
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      - name: Sid
        in: path
        description: The SID of the Execution resource to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FN[0-9a-fA-F]{32}$
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow.execution'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: FetchExecution
      x-maturity:
      - GA
    delete:
      description: Delete the Execution and all Steps relating to it.
      tags:
      - Flows
      parameters:
      - name: FlowSid
        in: path
        description: The SID of the Flow with the Execution resources to delete.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      - name: Sid
        in: path
        description: The SID of the Execution resource to delete.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FN[0-9a-fA-F]{32}$
        required: true
      responses:
        '204':
          description: The resource was deleted successfully.
      security:
      - accountSid_authToken: []
      operationId: DeleteExecution
      x-maturity:
      - GA
    post:
      description: Update the status of an Execution to `ended`.
      tags:
      - Flows
      parameters:
      - name: FlowSid
        in: path
        description: The SID of the Flow with the Execution resources to update.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      - name: Sid
        in: path
        description: The SID of the Execution resource to update.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FN[0-9a-fA-F]{32}$
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow.execution'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: UpdateExecution
      x-maturity:
      - GA
      requestBody:
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/UpdateExecutionRequest'
  /v2/Flows/{FlowSid}/Executions/{ExecutionSid}/Context:
    servers:
    - url: https://studio.twilio.com
    description: JSON context for executions
    x-twilio:
      defaultOutputProperties:
      - context
      pathType: instance
      parent: /Flows/{FlowSid}/Executions/{Sid}
      mountName: execution_context
    get:
      description: Retrieve the most recent context for an Execution.
      tags:
      - Flows
      parameters:
      - name: FlowSid
        in: path
        description: The SID of the Flow with the Execution context to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      - name: ExecutionSid
        in: path
        description: The SID of the Execution context to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FN[0-9a-fA-F]{32}$
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow.execution.execution_context'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: FetchExecutionContext
      x-maturity:
      - GA
  /v2/Flows/{FlowSid}/Executions/{ExecutionSid}/Steps:
    servers:
    - url: https://studio.twilio.com
    description: Individual steps within an execution
    x-twilio:
      defaultOutputProperties:
      - sid
      - name
      - date_created
      pathType: list
      dependentProperties:
        step_context:
          mapping:
            flow_sid: flow_sid
            execution_sid: execution_sid
            step_sid: sid
          resource_url: /v2None
      parent: /Flows/{FlowSid}/Executions/{Sid}
      className: execution_step
    get:
      description: Retrieve a list of all Steps for an Execution.
      tags:
      - Flows
      parameters:
      - name: FlowSid
        in: path
        description: The SID of the Flow with the Steps to read.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      - name: ExecutionSid
        in: path
        description: The SID of the Execution with the Steps to read.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FN[0-9a-fA-F]{32}$
        required: true
      - name: PageSize
        in: query
        description: How many resources to return in each list page. The default is 50, and the maximum is 1000.
        schema:
          type: integer
          minimum: 1
          maximum: 1000
      - name: Page
        in: query
        description: The page index. This value is simply for client state.
        schema:
          type: integer
          minimum: 0
      - name: PageToken
        in: query
        description: The page token. This is provided by the API.
        schema:
          type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListExecutionStepResponse'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: ListExecutionStep
      x-maturity:
      - GA
  /v2/Flows/{FlowSid}/Executions/{ExecutionSid}/Steps/{Sid}:
    servers:
    - url: https://studio.twilio.com
    description: Individual steps within an execution
    x-twilio:
      defaultOutputProperties:
      - sid
      - name
      - date_created
      pathType: instance
      dependentProperties:
        step_context:
          mapping:
            flow_sid: flow_sid
            execution_sid: execution_sid
            step_sid: sid
          resource_url: /v2None
      parent: /Flows/{FlowSid}/Executions/{Sid}
      className: execution_step
    get:
      description: Retrieve a Step.
      tags:
      - Flows
      parameters:
      - name: FlowSid
        in: path
        description: The SID of the Flow with the Step to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      - name: ExecutionSid
        in: path
        description: The SID of the Execution resource with the Step to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FN[0-9a-fA-F]{32}$
        required: true
      - name: Sid
        in: path
        description: The SID of the ExecutionStep resource to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FT[0-9a-fA-F]{32}$
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow.execution.execution_step'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: FetchExecutionStep
      x-maturity:
      - GA
  /v2/Flows/{FlowSid}/Executions/{ExecutionSid}/Steps/{StepSid}/Context:
    servers:
    - url: https://studio.twilio.com
    description: JSON context for an individual step within an execution
    x-twilio:
      defaultOutputProperties:
      - context
      pathType: instance
      parent: /Flows/{FlowSid}/Executions/{ExecutionSid}/Steps/{Sid}
      mountName: step_context
      className: execution_step_context
    get:
      description: Retrieve the context for an Execution Step.
      tags:
      - Flows
      parameters:
      - name: FlowSid
        in: path
        description: The SID of the Flow with the Step to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      - name: ExecutionSid
        in: path
        description: The SID of the Execution resource with the Step to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FN[0-9a-fA-F]{32}$
        required: true
      - name: StepSid
        in: path
        description: The SID of the Step to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FT[0-9a-fA-F]{32}$
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow.execution.execution_step.execution_step_context'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: FetchExecutionStepContext
      x-maturity:
      - GA
  /v2/Flows:
    servers:
    - url: https://studio.twilio.com
    description: Studio flows
    x-twilio:
      defaultOutputProperties:
      - sid
      - friendly_name
      - status
      - revision
      pathType: list
      dependentProperties:
        revisions:
          mapping:
            sid: sid
          resource_url: /v2/Flows/{sid}/Revisions
        test_users:
          mapping:
            sid: sid
          resource_url: /v2None
        executions:
          mapping:
            flow_sid: sid
          resource_url: /v2/Flows/{flow_sid}/Executions
    post:
      description: Create a Flow.
      tags:
      - Flows
      responses:
        '201':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow'
          description: Created
      security:
      - accountSid_authToken: []
      operationId: CreateFlow
      x-maturity:
      - GA
      requestBody:
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/CreateFlowRequest'
    get:
      description: Retrieve a list of all Flows.
      tags:
      - Flows
      parameters:
      - name: PageSize
        in: query
        description: How many resources to return in each list page. The default is 50, and the maximum is 1000.
        schema:
          type: integer
          minimum: 1
          maximum: 1000
      - name: Page
        in: query
        description: The page index. This value is simply for client state.
        schema:
          type: integer
          minimum: 0
      - name: PageToken
        in: query
        description: The page token. This is provided by the API.
        schema:
          type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListFlowResponse'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: ListFlow
      x-maturity:
      - GA
  /v2/Flows/{Sid}:
    servers:
    - url: https://studio.twilio.com
    description: Studio flows
    x-twilio:
      defaultOutputProperties:
      - sid
      - friendly_name
      - status
      - revision
      pathType: instance
      dependentProperties:
        revisions:
          mapping:
            sid: sid
          resource_url: /v2/Flows/{sid}/Revisions
        test_users:
          mapping:
            sid: sid
          resource_url: /v2None
        executions:
          mapping:
            flow_sid: sid
          resource_url: /v2/Flows/{flow_sid}/Executions
    post:
      description: Update a Flow.
      tags:
      - Flows
      parameters:
      - name: Sid
        in: path
        description: The SID of the Flow resource to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: UpdateFlow
      x-maturity:
      - GA
      requestBody:
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/UpdateFlowRequest'
    get:
      description: Retrieve a specific Flow.
      tags:
      - Flows
      parameters:
      - name: Sid
        in: path
        description: The SID of the Flow resource to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: FetchFlow
      x-maturity:
      - GA
    delete:
      description: Delete a specific Flow.
      tags:
      - Flows
      parameters:
      - name: Sid
        in: path
        description: The SID of the Flow resource to delete.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      responses:
        '204':
          description: The resource was deleted successfully.
      security:
      - accountSid_authToken: []
      operationId: DeleteFlow
      x-maturity:
      - GA
  /v2/Flows/{Sid}/Revisions:
    servers:
    - url: https://studio.twilio.com
    description: Studio flows revisions
    x-twilio:
      defaultOutputProperties:
      - sid
      - friendly_name
      - status
      - revision
      pathType: list
      parent: /Flows/{Sid}
      className: flow_revision
    get:
      description: Retrieve a list of all Flows revisions.
      tags:
      - Flows
      parameters:
      - name: Sid
        in: path
        description: The SID of the Flow resource to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      - name: PageSize
        in: query
        description: How many resources to return in each list page. The default is 50, and the maximum is 1000.
        schema:
          type: integer
          minimum: 1
          maximum: 1000
      - name: Page
        in: query
        description: The page index. This value is simply for client state.
        schema:
          type: integer
          minimum: 0
      - name: PageToken
        in: query
        description: The page token. This is provided by the API.
        schema:
          type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListFlowRevisionResponse'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: ListFlowRevision
      x-maturity:
      - GA
  /v2/Flows/{Sid}/Revisions/{Revision}:
    servers:
    - url: https://studio.twilio.com
    description: Studio flows revisions
    x-twilio:
      defaultOutputProperties:
      - sid
      - friendly_name
      - status
      - revision
      pathType: instance
      parent: /Flows/{Sid}
      className: flow_revision
    get:
      description: Retrieve a specific Flow revision.
      tags:
      - Flows
      parameters:
      - name: Sid
        in: path
        description: The SID of the Flow resource to fetch.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      - name: Revision
        in: path
        description: Specific Revision number or can be `LatestPublished` and `LatestRevision`.
        schema:
          type: string
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow.flow_revision'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: FetchFlowRevision
      x-maturity:
      - GA
  /v2/Flows/Validate:
    servers:
    - url: https://studio.twilio.com
    description: Flow definition validator
    x-twilio:
      defaultOutputProperties:
      - valid
      pathType: list
      mountName: flow_validate
    post:
      description: Validate flow JSON definition
      tags:
      - Flows
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow_validate'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: UpdateFlowValidate
      x-maturity:
      - GA
      requestBody:
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/UpdateFlowValidateRequest'
  /v2/Flows/{Sid}/TestUsers:
    servers:
    - url: https://studio.twilio.com
    description: Test users of a flow
    x-twilio:
      defaultOutputProperties:
      - test_users
      pathType: instance
      parent: /Flows/{Sid}
      className: flow_test_user
    get:
      description: Fetch flow test users
      tags:
      - Flows
      parameters:
      - name: Sid
        in: path
        description: Unique identifier of the flow.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow.test_user'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: FetchTestUser
      x-maturity:
      - GA
    post:
      description: Update flow test users
      tags:
      - Flows
      parameters:
      - name: Sid
        in: path
        description: Unique identifier of the flow.
        schema:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/studio.v2.flow.test_user'
          description: OK
      security:
      - accountSid_authToken: []
      operationId: UpdateTestUser
      x-maturity:
      - GA
      requestBody:
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/UpdateTestUserRequest'
components:
  schemas:
    studio.v2.flow:
      type: object
      properties:
        sid:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
          nullable: true
          description: The unique string that we created to identify the Flow resource.
        account_sid:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^AC[0-9a-fA-F]{32}$
          nullable: true
          description: The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created the Flow resource.
        friendly_name:
          type: string
          nullable: true
          description: The string that you assigned to describe the Flow.
        definition:
          nullable: true
          description: JSON representation of flow definition.
        status:
          type: string
          $ref: '#/components/schemas/flow_enum_status'
          nullable: true
          description: 'The status of the Flow. Can be: `draft` or `published`.'
        revision:
          type: integer
          nullable: true
          description: The latest revision number of the Flow's definition.
        commit_message:
          type: string
          nullable: true
          description: Description of change made in the revision.
        valid:
          type: boolean
          nullable: true
          description: Boolean if the flow definition is valid.
        errors:
          type: array
          items: {}
          nullable: true
          description: List of error in the flow definition.
        warnings:
          type: array
          items: {}
          nullable: true
          description: List of warnings in the flow definition.
        date_created:
          type: string
          format: date-time
          nullable: true
          description: The date and time in GMT when the resource was created specified in [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format.
        date_updated:
          type: string
          format: date-time
          nullable: true
          description: The date and time in GMT when the resource was last updated specified in [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format.
        webhook_url:
          type: string
          format: uri
          nullable: true
        url:
          type: string
          format: uri
          nullable: true
          description: The absolute URL of the resource.
        links:
          type: object
          format: uri-map
          nullable: true
          description: The URLs of the Flow's nested resources.
    studio.v2.flow_validate:
      type: object
      properties:
        valid:
          type: boolean
          nullable: true
          description: Boolean if the flow definition is valid.
    studio.v2.flow.execution:
      type: object
      properties:
        sid:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FN[0-9a-fA-F]{32}$
          nullable: true
          description: The unique string that we created to identify the Execution resource.
        account_sid:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^AC[0-9a-fA-F]{32}$
          nullable: true
          description: The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created the Execution resource.
        flow_sid:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
          nullable: true
          description: The SID of the Flow.
        contact_channel_address:
          type: string
          nullable: true
          description: The phone number, SIP address or Client identifier that triggered the Execution. Phone numbers are in E.164 format (e.g. +16175551212). SIP addresses are formatted as `name@company.com`. Client identifiers are formatted `client:name`.
          x-twilio:
            pii:
              handling: standard
              deleteSla: 30
        context:
          nullable: true
          description: The current state of the Flow's Execution. As a flow executes, we save its state in this context. We save data that your widgets can access as variables in configuration fields or in text areas as variable substitution.
          x-twilio:
            pii:
              handling: standard
              deleteSla: 30
        status:
          type: string
          $ref: '#/components/schemas/execution_enum_status'
          nullable: true
          description: 'The status of the Execution. Can be: `active` or `ended`.'
        date_created:
          type: string
          format: date-time
          nullable: true
          description: The date and time in GMT when the resource was created specified in [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format.
        date_updated:
          type: string
          format: date-time
          nullable: true
          description: The date and time in GMT when the resource was last updated specified in [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format.
        url:
          type: string
          format: uri
          nullable: true
          description: The absolute URL of the resource.
        links:
          type: object
          format: uri-map
          nullable: true
          description: The URLs of nested resources.
    studio.v2.flow.execution.execution_step.execution_step_context:
      type: object
      properties:
        account_sid:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^AC[0-9a-fA-F]{32}$
          nullable: true
          description: The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created the ExecutionStepContext resource.
        context:
          nullable: true
          description: The current state of the Flow's Execution. As a flow executes, we save its state in this context. We save data that your widgets can access as variables in configuration fields or in text areas as variable substitution.
          x-twilio:
            pii:
              handling: standard
              deleteSla: 30
        execution_sid:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FN[0-9a-fA-F]{32}$
          nullable: true
          description: The SID of the context's Execution resource.
        flow_sid:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FW[0-9a-fA-F]{32}$
          nullable: true
          description: The SID of the Flow.
        step_sid:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^FT[0-9a-fA-F]{32}$
          nullable: true
          description: The SID of the Step that the context is associated with.
        url:
          type: string
          format: uri
          nullable: true
          description: The absolute URL of the resource.
    ListFlowRevisionResponse:
      type: object
      properties:
        revisions:
          type: array
          items:
            $ref: '#/components/schemas/studio.v2.flow.flow_revision'
        meta:
          type: object
          properties:
            first_page_url:
              type: string
              format: uri
            next_page_url:
              type: string
              format: uri
              nullable: true
            page:
              type: integer
            page_size:
              type: integer
            previous_page_url:
              type: string
              format: uri
              nullable: true
            url:
              type: string
              format: uri
            key:
              type: string
    UpdateTestUserRequest:
      type: object
      required:
      - TestUsers
      properties:
        TestUsers:
          type: array
          items:
            type: string
          description: List of test user identities that can test draft versions of the flow.
    flow_revision_enum_status:
      type: string
      enum:
      - draft
      - published
    studio.v2.flow.execution.execution_context:
      type: object
      properties:
        account_sid:
          type: string
          minLength: 34
          maxLength: 34
          pattern: ^AC[0-9a-fA-F]{32}$
          nullable: true
          description: The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created the ExecutionContext resource.
        context:
          nullable: true
          description: The current state of the Flow's Execution. As a flow executes, we save its state in this context. We save data that your widgets can access as variables in configuration fields or in text areas as variable substitution.
          x-twilio:
            pii:
              handling: standard
      

# --- truncated at 32 KB (43 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/twilio/refs/heads/main/openapi/twilio-flows-api-openapi.yml