Best Communication & Messaging, Data & Analytics, Company Data, Security & Cybersecurity, Popular APIs APIs

EmailLabs Verification API

Communication & Messaging

Validate and score email addresses in real time — syntax, domain/MX, disposable, role-based and typo detection. Every check except SMTP, in a single fast call.

Free 7-Day Trial

100% uptime 350ms avg MCP ready

Phone Validator API

Communication & Messaging

Validate and format phone numbers globally, detect disposable numbers, providers, locations, time zones, and country details for accurate communication workflows.

Free 7-Day Trial

100% uptime 572ms avg MCP ready

Website Categorization API

Company Data

This API takes a URL, Domain or Email as input and returns a complete company profile.

Free 7-Day Trial

100% uptime 1,992ms avg MCP ready

Site Traffic API

Data & Analytics

This API will allow you to check where the traffic of a site comes from, and the sources and location of this traffic. Check it out!

Free 7-Day Trial

100% uptime 1,874ms avg MCP ready

WhatsApp Number Checker API

Communication & Messaging

The WhatsApp Number Checker API allows developers to verify if a given phone number is registered on the WhatsApp messaging platform. Simply provide the number, including the country code, and the API will return a response indicating whether the number is active on WhatsApp or not.

Free 7-Day Trial

100% uptime 1,765ms avg MCP ready

Traffic Metrics Explorer API

Data & Analytics

Analyze web traffic, uncover top-performing keywords, and explore audience engagement with competitive pricing tailored for digital growth.

Free 7-Day Trial

100% uptime 1,933ms avg MCP ready

Web Traffic Watcher API

Data & Analytics

The Web Traffic Watcher API provides key performance metrics for any website, including traffic, keywords and sources, with competitive pricing to maximize profitability.