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

# Bulk remove files from collection

> Remove multiple knowledge base files from a collection at once (max 100)



## OpenAPI

````yaml post /api/v1/knowledge-base/collection/{collectionId}/files/bulk-remove
openapi: 3.0.0
info:
  version: 1.0.0
  title: Feather AI API
servers:
  - url: https://prod.featherhq.com
    description: Production environment
security: []
paths:
  /api/v1/knowledge-base/collection/{collectionId}/files/bulk-remove:
    post:
      tags:
        - Knowledge Base
      summary: Bulk remove files from collection
      description: Remove multiple knowledge base files from a collection at once (max 100)
      parameters:
        - schema:
            type: string
          required: true
          name: collectionId
          in: path
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                fileIds:
                  type: array
                  items:
                    type: string
                  minItems: 1
                  maxItems: 100
                  description: Knowledge base file IDs (max 100, unique)
              required:
                - fileIds
      responses:
        '200':
          description: Bulk remove results
          content:
            application/json:
              schema:
                type: object
                properties:
                  total:
                    type: number
                  successful:
                    type: number
                  failed:
                    type: number
                  results:
                    type: array
                    items:
                      type: object
                      properties:
                        fileId:
                          type: string
                        success:
                          type: boolean
                        error:
                          type: string
                          nullable: true
                      required:
                        - fileId
                        - success
                        - error
                required:
                  - total
                  - successful
                  - failed
                  - results
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                type: object
                properties:
                  status:
                    type: integer
                    default: 400
                  message:
                    type: string
                    default: Bad request
                  code:
                    type: string
                    enum:
                      - BAD_REQUEST
                    default: BAD_REQUEST
                  success:
                    type: boolean
                    enum:
                      - false
                    default: false
        '500':
          description: Internal server error
          content:
            application/json:
              schema:
                type: object
                properties:
                  status:
                    type: integer
                    default: 500
                  message:
                    type: string
                    default: Internal server error
                  code:
                    type: string
                    enum:
                      - INTERNAL_SERVER_ERROR
                    default: INTERNAL_SERVER_ERROR
                  success:
                    type: boolean
                    enum:
                      - false
                    default: false
      security:
        - ApiKey: []
components:
  securitySchemes:
    ApiKey:
      type: apiKey
      in: header
      name: X-API-Key

````