> ## Documentation Index
> Fetch the complete documentation index at: https://microstrate-1133-notifications-prefs.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Purge stream messages

> Purges messages from a stream with optional filters



## OpenAPI

````yaml /api-reference/endpoint/storage/openapi.json delete /storage/stream/{name}/purge
openapi: 3.0.3
info:
  title: quiva.ai Gateway
  description: >-
    A comprehensive interface for managing key-value stores, object stores,
    streams, and search indexing
  contact:
    name: quiva.ai Support
    url: https://quiva.ai/help-center/
  version: 1.0.0
servers:
  - url: https://api.quiva.ai
    description: Production API server
security:
  - bearerAuth: []
  - apiKeyAuth: []
paths:
  /storage/stream/{name}/purge:
    delete:
      tags:
        - Streams
      summary: Purge stream messages
      description: Purges messages from a stream with optional filters
      operationId: purgeStream
      parameters:
        - $ref: '#/components/parameters/streamName'
      requestBody:
        required: false
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PurgeStreamRequest'
            examples:
              purge_all:
                summary: Purge all messages
                value: {}
              keep_recent:
                summary: Keep the 100 most recent messages
                value:
                  keep: 100
              purge_by_sequence:
                summary: Purge messages up to sequence 5000
                value:
                  up_to_sequence: 5000
              purge_by_subject:
                summary: Purge messages for specific subject pattern
                value:
                  subject: events.user.deleted.*
              combined_purge:
                summary: Purge by subject keeping recent messages
                value:
                  subject: events.user.login
                  keep: 50
      responses:
        '200':
          $ref: '#/components/responses/SuccessResponse'
        '400':
          $ref: '#/components/responses/BadRequestError'
        '401':
          $ref: '#/components/responses/UnauthorizedError'
        '404':
          $ref: '#/components/responses/NotFoundError'
        '500':
          $ref: '#/components/responses/InternalServerError'
components:
  parameters:
    streamName:
      name: name
      in: path
      description: Name of the stream
      required: true
      schema:
        type: string
  schemas:
    PurgeStreamRequest:
      type: object
      properties:
        keep:
          type: integer
          description: Number of messages to keep
          minimum: 0
        up_to_sequence:
          type: integer
          description: Purge up to this sequence number
          minimum: 1
        subject:
          type: string
          description: Subject filter for purging
    SuccessMessage:
      type: object
      properties:
        message:
          type: string
          example: success
    ErrorResponse:
      type: object
      required:
        - error
      properties:
        error:
          type: string
          description: Error message
  responses:
    SuccessResponse:
      description: Bad Request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/SuccessMessage'
          example:
            message: success
    BadRequestError:
      description: Bad Request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
          example:
            error: validation_error
    UnauthorizedError:
      description: Unauthorized
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
          example:
            error: unauthorized
    NotFoundError:
      description: Not Found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
          example:
            error: not_found
    InternalServerError:
      description: Internal Server Error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
          example:
            error: internal_error
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
    apiKeyAuth:
      type: apiKey
      in: header
      name: X-Api-Key

````