The WhatsApp OTP API enables seamless user authentication and transaction verification by sending OTPs directly to phone numbers. It receives a phone number and message content, then responds with a status and transaction ID. Ideal for user logins, transaction confirmations, and password resets, it offers substantial savings with plans starting at $24.99 for 2,500 OTPs. 🚀

License verification API for validating license keys, enforcing activation limits, and preventing key sharing for software, SaaS, plugins, and desktop apps.

Send OTP and notifications to your users by email. Forget about configurations and records with this API.

Check if the selfie your users take is indeed live, optimally clicked to save in your records, if there are multiple faces detected in the image, and what percentage of the image the face actually covers.

Send verification codes effortlessly to your users through WhatsApp. Enjoy instant message delivery to any country around the globe, ensuring a smooth and secure verification process. Enhance your user experience with reliable, real-time communication!

This API will help you tag different parts of any speech provided. Tags the provided text with parts of speech (such as nouns, verbs, adjectives, adverbs, etc.)

"Communication Authenticator API: Ensure email accuracy effortlessly. Confirm deliverability, syntax, and domain validity for seamless communication. Simplify your verification process."

"Elevate applications and simulations with a versatile, randomized user profile generator for authentic testing and development."

AI-generated crypto trading signals with LLM thesis, confidence scoring, TP/SL targets, and technical breakdown for algorithmic trading systems.

This endpoint takes the information (string) as input, and provides the JWT-encoded result (string) as output. The output also includes a copy of the input, and a « status » value. Status is « Ok » or « Error: … ».

Simplify your licensing process with our Cloud License Management API for efficient license verification and activation.

Optimize software ownership with our Software Licensing Solutions API for reliable license verification and activation.

Manage subscriptions effectively with our SaaS Licensing Control API for streamlined license verification and activation.

License validation backend for Gumroad and direct software sellers. Verify keys, enforce activation limits, and prevent key sharing without building custom infrastructure.

Digital Character Creator API: Create varied, randomized user profiles to improve realistic testing and development, thereby enhancing applications and simulations.

Safeguard digital products with our Digital Product Security API for robust license verification and activation.

The Email Authenticator API ensures email authenticity by verifying format, domain existence, and temporary service status, bolstering communication reliability.

Protect your revenue with our Key Sharing Prevention API, ensuring secure license verification and activation processes.

Validate license keys quickly with our License Key Validation API for enhanced software security and user control.

Streamline your software's security with our License Key Management API for seamless verification and activation.

Elevate your correspondence with the HTML Business Signature Generator API. Craft exquisite email signatures that mirror your brand's essence dynamically. Seamlessly integrate personalized signatures into your communication flow, leaving an indelible mark of professionalism and creativity.

Capture crucial information about IP address abuses to strengthen your cybersecurity strategies effectively.

Parse, validate, describe, and generate cron expressions. Converts cron syntax to human-readable descriptions and calculates next run times.

Run automated WCAG accessibility audits on any web page. Detects violations, warnings, and best practices for ADA and EAA compliance.

The Tag Creator API boosts content visibility by dynamically generating trending hashtags, optimizing engagement for creators, influencers, and marketers alike.

ChainAware API provides blockchain fraud detection, wallet risk scoring, rug pull analysis and segmentation services through secure authenticated endpoints.

Virtual User Creator API: Generate diverse, randomized user profiles for realistic testing and development, enhancing applications and simulations

Capture essential performance data for your website to identify areas for improvement in real-time.

Uptimer is a powerful API designed to monitor the uptime and performance of websites and services in real-time. It provides instant alerts and detailed analytics, enabling users to ensure their online assets are always functioning optimally. With customizable monitoring intervals, multi-location checks, and integration capabilities, Uptimer helps businesses maintain high availability and enhance user experiences through proactive problem detection and resolution.

Verifies BIN numbers and returns card brand, type, level, issuing bank name, country, and essential contact information instantly.

Secure your retail operations with the Card Authenticator API, validating customer creditworthiness for informed decisions.

Confirm email addresses rapidly to boost marketing effectiveness and user trust in your campaigns.

Automatically expands shortened links into their full, original form—ideal for transparency, security checks, or analyzing hidden redirect chains in marketing campaigns.

Elevate your content with the Text to Visual Content Creator API, converting text into engaging images that attract attention.

Capture your vision with the AI Text to Media Capture API, seamlessly transforming text descriptions into diverse media formats.

Springbolt X: find the exact people who searched your keywords in the last 8 days, then target them across ads, email, and calls. Full identity suite: keyword-to-lead, IP-to-person, IP-to-company, LinkedIn-to-phone, LinkedIn-to-HEM, email-to-HEM, HEM-to-email, contact enrichment, and async batch callbacks.

This API will allow you to retrieve all the conjugation forms of a given word. Ideal for learning apps!

Capture and analyze URL status data seamlessly to improve site performance and user trust.

Transform facial expressions in images with advanced editing technology, enabling smiles, pouts, frowns, and more with our API.

Enhance image colors with our Image Color Enhancement API, which intelligently adjusts saturation, brightness, contrast, and more.

JS Code Executer API is a powerful tool that allows you to write and execute custom JavaScript code seamlessly. It fills the gap in no-code platforms like Integromat or Make by providing missing native support for executing JavaScript. With this service, you can effortlessly run your own code and enhance your automation workflows with ease.

Capture essential academic email addresses easily to boost your outreach efforts in educational environments.

Validates emails in real time, checking syntax, domains, MX records, and detecting disposable emails, ensuring reliable data.

Generate realistic, artistic, or creative images from any keyword, ideal for visual content, marketing, or development.

Quickly confirm domain availability with our API. Effortlessly find the perfect domain name for your website or business.

Track and compare domain/page authority metrics to optimize digital marketing and link-building campaigns.

Elevate online identity with the Username Creation API. Create unique and creative usernames.

Elevate your projects with high-quality visuals using our AI Media Generation API, perfect for marketers and creatives.