Ahrefs

Ahrefs Competitors API

The Competitors API from Ahrefs — 2 operation(s) for competitors.

Documentation GitHub OpenAPI

Operations 3

GET /project-competitors Competitors #

POST /project-competitors Competitors #

POST /project-competitors-delete Delete competitors #

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this

find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This API

curl "https://apis.io/api/v1/apis/ahrefs-competitors-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.2.0
info:
  title: Management Competitors API
  description: Project management.
  termsOfService: https://ahrefs.com/terms
  contact:
    name: Ahrefs
    url: https://ahrefs.com/
    email: support@ahrefs.com
  version: 3.0.0
servers:
- url: https://api.ahrefs.com/v3/management
  description: Ahrefs Management
security:
- http:
  - read
tags:
- name: Competitors
paths:
  /project-competitors:
    get:
      tags:
      - Competitors
      summary: Competitors
      description: '>Requests to this endpoint are free and do not consume any API units.'
      operationId: project-competitors
      parameters:
      - description: 'The unique identifier of the project. You can find it in the URL of your Rank Tracker project in Ahrefs: `https://app.ahrefs.com/rank-tracker/overview/#project_id#`'
        required: true
        explode: false
        schema:
          type: integer
        name: project_id
        in: query
      - $ref: '#/components/parameters/output'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/project-competitors'
            application/xml:
              schema:
                $ref: '#/components/schemas/project-competitors'
        '400':
          $ref: '#/components/responses/error_400'
        '401':
          $ref: '#/components/responses/error_401'
        '403':
          $ref: '#/components/responses/error_403'
        '429':
          $ref: '#/components/responses/error_429'
        '500':
          $ref: '#/components/responses/error_500'
    post:
      tags:
      - Competitors
      summary: Competitors
      description: '>Requests to this endpoint are free and do not consume any API units.'
      operationId: project-competitors
      parameters:
      - description: 'The unique identifier of the project. You can find it in the URL of your Rank Tracker project in Ahrefs: `https://app.ahrefs.com/rank-tracker/overview/#project_id#`'
        required: true
        explode: false
        schema:
          type: integer
        name: project_id
        in: query
      - $ref: '#/components/parameters/output'
      requestBody:
        content:
          application/json:
            schema:
              properties:
                competitors:
                  items:
                    properties:
                      url:
                        type: string
                        format: url
                        description: The URL of the project's target.
                      mode:
                        type: string
                        enum:
                        - exact
                        - prefix
                        - domain
                        - subdomains
                        description: The scope of the target.
                    type: object
                    required:
                    - url
                    - mode
                  type: array
                  minItems: 1
                  description: A list of competitors to add.
              type: object
              required:
              - competitors
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/project-competitors'
            application/xml:
              schema:
                $ref: '#/components/schemas/project-competitors'
        '400':
          $ref: '#/components/responses/error_400'
        '401':
          $ref: '#/components/responses/error_401'
        '403':
          $ref: '#/components/responses/error_403'
        '429':
          $ref: '#/components/responses/error_429'
        '500':
          $ref: '#/components/responses/error_500'
  /project-competitors-delete:
    post:
      tags:
      - Competitors
      summary: Delete competitors
      description: '>Requests to this endpoint are free and do not consume any API units.'
      operationId: project-competitors-delete
      parameters:
      - description: 'The unique identifier of the project. You can find it in the URL of your Rank Tracker project in Ahrefs: `https://app.ahrefs.com/rank-tracker/overview/#project_id#`'
        required: true
        explode: false
        schema:
          type: integer
        name: project_id
        in: query
      - $ref: '#/components/parameters/output'
      requestBody:
        content:
          application/json:
            schema:
              properties:
                competitors:
                  items:
                    properties:
                      url:
                        type: string
                        format: url
                        description: The URL of the project's target.
                      mode:
                        type: string
                        enum:
                        - exact
                        - prefix
                        - domain
                        - subdomains
                        description: The scope of the target.
                    type: object
                    required:
                    - url
                    - mode
                  type: array
                  minItems: 1
                  description: A list of competitors to delete.
              type: object
              required:
              - competitors
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/project-competitors-delete'
            application/xml:
              schema:
                $ref: '#/components/schemas/project-competitors-delete'
        '400':
          $ref: '#/components/responses/error_400'
        '401':
          $ref: '#/components/responses/error_401'
        '403':
          $ref: '#/components/responses/error_403'
        '429':
          $ref: '#/components/responses/error_429'
        '500':
          $ref: '#/components/responses/error_500'
components:
  responses:
    error_400:
      description: Bad Request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error_response'
        application/xml:
          schema:
            $ref: '#/components/schemas/Error_response'
    error_403:
      description: Forbidden
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error_response'
        application/xml:
          schema:
            $ref: '#/components/schemas/Error_response'
    error_500:
      description: Internal Error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error_response'
        application/xml:
          schema:
            $ref: '#/components/schemas/Error_response'
    error_401:
      description: Unauthorized
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error_response'
        application/xml:
          schema:
            $ref: '#/components/schemas/Error_response'
    error_429:
      description: Too Many Requests
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error_response'
        application/xml:
          schema:
            $ref: '#/components/schemas/Error_response'
  schemas:
    project-competitors-delete:
      properties:
        competitors:
          items:
            properties:
              mode:
                type: string
                title: mode
                description: 'The scope of the target. Possible values: `exact`, `prefix`, `domain`, `subdomains`.'
              url:
                type: string
                format: url
                title: url
                description: The URL of the project's target.
            type: object
          type: array
      type: object
      xml:
        name: AhrefsApiResponse
    project-competitors:
      properties:
        competitors:
          items:
            properties:
              mode:
                type: string
                title: mode
                description: 'The scope of the target. Possible values: `exact`, `prefix`, `domain`, `subdomains`.'
              url:
                type: string
                format: url
                title: url
                description: The URL of the project's target.
            type: object
          type: array
      type: object
      xml:
        name: AhrefsApiResponse
    Error_response:
      properties:
        error:
          type: string
      type: object
      xml:
        name: AhrefsApiResponse
  parameters:
    output:
      description: The output format.
      required: false
      explode: false
      schema:
        type: string
        enum:
        - json
        - csv
        - xml
        - php
      name: output
      in: query
  securitySchemes:
    http:
      type: http
      scheme: bearer
externalDocs:
  description: ''
  url: https://docs.ahrefs.com/docs/api/v3/