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

# Send a follow-up message

> Sends a follow-up message to a finished run. The agent continues the same conversation in a new turn.



## OpenAPI

````yaml /api-reference/openapi.json post /runs/{runId}/messages
openapi: 3.1.0
info:
  description: >-
    Manage a Superlog workspace's automations, runs, tag mode, model access, and
    secrets. Every request acts as the member who created the API key.
  title: Superlog management API
  version: 1.0.0
servers:
  - url: https://superlog.sh/api/v1
security:
  - bearerAuth: []
tags:
  - description: The workspace and its members.
    name: Workspace
  - description: Keys that authenticate the management API and MCP server.
    name: API keys
  - description: Connected integrations and the IDs automations and tag mode use.
    name: Integrations
  - description: Create and change automations.
    name: Automations
  - description: Start, follow, and cancel automation runs.
    name: Runs
  - description: What Superlog can use and change when someone mentions it in Slack.
    name: Tag mode
  - description: Model API keys, subscriptions, and available models.
    name: Models
  - description: Credentials agents can use without seeing them.
    name: Secrets
paths:
  /runs/{runId}/messages:
    post:
      tags:
        - Runs
      summary: Send a follow-up message
      description: >-
        Sends a follow-up message to a finished run. The agent continues the
        same conversation in a new turn.
      operationId: send_automation_run_message
      parameters:
        - description: Run ID.
          in: path
          name: runId
          required: true
          schema:
            type: string
            format: uuid
            description: Run ID.
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                message:
                  type: string
                  minLength: 1
                  maxLength: 20000
                  description: The follow-up message.
              required:
                - message
        required: true
      responses:
        '202':
          content:
            application/json:
              schema:
                type: object
                properties:
                  queued:
                    type: boolean
                    const: true
                required:
                  - queued
                additionalProperties: false
          description: Accepted
        '400':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
          description: The request is invalid. `issues` lists each invalid field.
        '401':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
          description: The API key is missing, revoked, or its creator left the workspace.
        '404':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
          description: >-
            The resource does not exist in this workspace, or automations are
            not enabled.
        '409':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
          description: >-
            The request conflicts with the current state, such as a name already
            in use.
      security:
        - bearerAuth: []
components:
  schemas:
    Error:
      type: object
      properties:
        code:
          description: A stable machine-readable error code, when there is one.
          type: string
        error:
          type: string
          description: What went wrong.
        issues:
          description: Validation problems, one per invalid field.
          type: array
          items:
            type: object
            properties:
              message:
                type: string
              path:
                type: array
                items:
                  anyOf:
                    - type: string
                    - type: number
            required:
              - message
              - path
            additionalProperties: false
      required:
        - error
      additionalProperties: false
  securitySchemes:
    bearerAuth:
      description: A workspace API key, created in Superlog under Settings → API keys.
      scheme: bearer
      type: http

````

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