Facebook Account Checker API

An API to verify Facebook account existence by username, email, or phone number.

Table of Contents

• Features
• Getting Started
• API Endpoints
  • Single Account Check
  • Bulk Account Check
• Response Format
• Requirements
• Pricing
• Support
• Legal Compliance

Features

✅ Single account verification
✅ Bulk check up to 10 accounts at once
✅ Supports emails, usernames, and phone numbers
✅ Fast JSON responses
✅ Enterprise-grade reliability

Getting Started

1. Get API Key

   • Subscribe via RapidAPI Hub
   • Get your X-RapidAPI-Key from your dashboard

2. Base URL

https://facebook-checker.p.rapidapi.com

API Endpoints

Single Account Check

Endpoint

POST /check

Request

{
 "input": "[email protected]"
}

cURL Example

curl --request POST \
     --url https://facebook-checker.p.rapidapi.com/check \
     --header 'X-RapidAPI-Host: facebook-checker.p.rapidapi.com' \
     --header 'X-RapidAPI-Key: YOUR_API_KEY' \
     --header 'Content-Type: application/json' \
     --data '{"input": "[email protected]"}'

Bulk Account Check

Endpoint

POST /check_bulk

Request

{
    "input": [
        "[email protected]",
        "facebookuser123",
        "19295551234"
    ]
}

Python Example

import requests

url = "https://facebook-checker.p.rapidapi.com/check_bulk"
payload = {"input": ["[email protected]", "facebookuser123", "+19295551234"]}
headers = {
    "X-RapidAPI-Key": "YOUR_API_KEY",
    "X-RapidAPI-Host": "facebook-checker.p.rapidapi.com",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)
print(response.json())

Response Format

Successful Response

{
  "live": true
}

Bulk Response

[
  {
    "live": true,
    "identifier": "[email protected]"
  },
  {
    "live": true,
    "identifier": "[email protected]"
  },
  {
    "live": false,
    "identifier": "19295551234"
  }
]

Requirements

• Minimum input length: 3 characters

• Bulk requests limited to 10 items per call

• Valid input types:

  • Email addresses
  • Usernames
  • Phone numbers (E.164 format recommended)

Pricing

Flexible plans available through RapidAPI.
Free tier available for testing and low-volume usage.

Support

For technical issues or enterprise inquiries:
📧 [email protected]

Legal Compliance

This API is intended for legitimate use cases only. Users are responsible for:

• Complying with Facebook's Terms of Service
• Adhering to all applicable data privacy laws
• Obtaining proper consent for data processing

This service is not affiliated with or endorsed by Meta Inc.