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

# Exclude a company

> Exclude a company by its domain, its LinkedIn page, its LinkedIn id, or a lead's company (`lead_id`, “Exclude this company” on the Leads page). Give exactly one. Already excluded: `200` with `already_excluded: true`. Sends `blocklist.company_added`. Requires a **Read and write** key.



## OpenAPI

````yaml /api-reference/openapi.json post /v1/blocklist
openapi: 3.1.0
info:
  title: TIKT API
  version: '2026-10-01'
  description: >-
    Read your leads with their verdict criterion by criterion, and answer TIKT:
    file, discard, exclude, pause, track. Server to server only: never call it
    from a browser.
servers:
  - url: https://api.trytikt.com
security:
  - apiKey: []
tags:
  - name: workspace
  - name: leads
  - name: lists
  - name: posts
  - name: tracked-profiles
  - name: icp
  - name: analytics
  - name: events
  - name: webhook-endpoints
  - name: workflows
  - name: tools
paths:
  /v1/blocklist:
    post:
      tags:
        - icp
      summary: Exclude a company
      description: >-
        Exclude a company by its domain, its LinkedIn page, its LinkedIn id, or
        a lead's company (`lead_id`, “Exclude this company” on the Leads page).
        Give exactly one. Already excluded: `200` with `already_excluded: true`.
        Sends `blocklist.company_added`. Requires a **Read and write** key.
      operationId: excludeACompany
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                domain:
                  type: string
                  minLength: 1
                  maxLength: 300
                  description: >-
                    The company's website domain, for example
                    `northwind-analytics.example`.
                linkedin_company_url:
                  type: string
                  minLength: 1
                  maxLength: 500
                  description: The address of the company's LinkedIn page.
                linkedin_company_id:
                  type: string
                  pattern: ^\d{1,20}$
                  description: The company's LinkedIn id.
                lead_id:
                  type: string
                  pattern: >-
                    ^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$
                  description: >-
                    A lead: its company is excluded, as with “Exclude this
                    company” on the Leads page.
              additionalProperties: false
      responses:
        '200':
          description: 'Already done: nothing was written.'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BlocklistEntryResult'
        '201':
          description: Created.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BlocklistEntryResult'
        '400':
          $ref: '#/components/responses/E400'
        '401':
          $ref: '#/components/responses/E401'
        '403':
          $ref: '#/components/responses/E403'
        '404':
          $ref: '#/components/responses/E404'
        '409':
          $ref: '#/components/responses/E409'
        '413':
          $ref: '#/components/responses/E413'
        '422':
          $ref: '#/components/responses/E422'
        '429':
          $ref: '#/components/responses/E429'
        '500':
          $ref: '#/components/responses/E500'
        '503':
          $ref: '#/components/responses/E503'
      security:
        - apiKey: []
components:
  schemas:
    BlocklistEntryResult:
      type: object
      properties:
        id:
          type: string
          pattern: ^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$
        company_name:
          anyOf:
            - type: string
            - type: 'null'
        domain:
          anyOf:
            - type: string
            - type: 'null'
        linkedin_company_id:
          anyOf:
            - type: string
            - type: 'null'
        linkedin_url:
          anyOf:
            - type: string
            - type: 'null'
        reason:
          anyOf:
            - type: string
            - type: 'null'
        created_at:
          type: string
          pattern: ^\d{4}-\d\d-\d\dT\d\d:\d\d:\d\dZ$
        already_excluded:
          type: boolean
      required:
        - id
        - company_name
        - domain
        - linkedin_company_id
        - linkedin_url
        - reason
        - created_at
        - already_excluded
      additionalProperties: false
    Error:
      type: object
      properties:
        error:
          type: object
          properties:
            code:
              type: string
              enum:
                - parametre_inconnu
                - parametre_invalide
                - corps_invalide
                - curseur_invalide
                - cle_absente
                - cle_invalide
                - cle_revoquee
                - cle_de_lecture
                - introuvable
                - methode_non_permise
                - limite_atteinte
                - corps_trop_gros
                - refus
                - trop_de_requetes
                - erreur_interne
                - indisponible
            message:
              type: string
            status:
              type: integer
            request_id:
              anyOf:
                - type: string
                - type: 'null'
            details:
              type: object
              additionalProperties: true
          required:
            - code
            - message
            - status
            - request_id
          additionalProperties: false
      required:
        - error
      additionalProperties: false
  responses:
    E400:
      description: Error 400.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    E401:
      description: Error 401.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    E403:
      description: Error 403.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    E404:
      description: Error 404.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    E409:
      description: Error 409.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    E413:
      description: Error 413.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    E422:
      description: Error 422.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    E429:
      description: Error 429.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    E500:
      description: Error 500.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    E503:
      description: Error 503.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    apiKey:
      type: http
      scheme: bearer
      description: >-
        Your API key, created in Settings › API: `Authorization: Bearer
        tikt_live_…`.

````

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