The Card Checker API is a powerful tool for businesses to validate bank card authenticity, prevent fraud, and ensure smooth transactions.

Validate syntax, detect disposable domains, check MX records and accurately measure deliverability scores.

This API is able to detect any spelling or grammar errors in your application. Submit text and receive a JSON response with potential errors and suggested corrections.

Detect and censor any bad words included in a text. Be able to filter words and have a safe environment on your site.

A comprehensive identity verification suite providing high-performance tools for document validation and data extraction. MRZ Parser: Fully compliant with ICAO standards (TD1, TD2, TD3, MRVA, MRVB) to extract identity info, document types, and all data from Machine Readable Zones. Document Number Validation: Checksum and format verification for Polish ID cards, Passports, Driving Licenses, and more (9-character alphanumeric support). Polish Identity Validators: Dedicated endpoints for local identifiers: PESEL: National ID number validation. NIP: Tax Identification Number (handles formatted and raw input). REGON: Business registry numbers (supports both 9 and 14-digit formats).

This API provides access to geocoded information, address validation and location details, ensuring accurate and up-to-date data for applications.

The Language Detection API allows developers to detect the language of a given text input. It uses advanced Natural Language Processing techniques to accurately identify the language, even for short or ambiguous inputs. The API utilizes HTTP requests and returns the detected language code in a format that can be easily integrated into various applications.

This API validates email addresses, detecting disposable or forwarding domains, analyzing MX records, and providing detailed heuristic insights and risk assessment.

This API empowers your website to validate credit cards before approving transactions.

A Spelling and Basic Grammar Check API is a tool that allows developers to integrate spelling and grammar checking functionality into their applications

It leverages artificial intelligence to detect and address offensive language within user comments, promoting digital civility and improving online safety.

The DNS Check API enables users to examine Domain Name System (DNS) records for any domain.

The API verifies URLs, indicating whether they are broken or active, displaying HTTP status codes, errors, and link reliability in real time.

The Text Spam Checker API is a tool for quickly and accurately identifying spam messages in real time. It uses advanced algorithms and machine learning models to classify messages based on their content

Safeguard digital spaces by swiftly detecting and removing offensive content, fostering respectful and inclusive communication.

Instantly verify emails, validating their format and existence to ensure effective communication and reduce errors in your systems.

The Email Sanity Check API ensures accurate and secure email verification, minimizing bounce rates and optimizing communication processes with thorough syntax, domain, and disposable email checks.

The AI Text Checker API utilizes sophisticated algorithms to differentiate between human-written and AI-generated text, thereby verifying authenticity and ensuring trustworthiness in textual content.

Evaluates any text and provides a coherence score, assessing its logic, consistency, and clarity.

Accurately verify emails by evaluating format, domain, MX, SPF, DMARC, blacklists, reliability, and detecting disposable, suspicious, or role-based emails.

The Email Check API validates emails with checks for formatting, DNS, suspicious activity and disposable domains. Provides a confidence score and suggestions for specific actions.

Validate structured data markup on any web page including JSON-LD, Microdata, and RDFa. Detects Schema.org types, checks for errors, and returns detailed validation results.

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

Email verification API with real SMTP RCTP TO check, DNS, disposable, catch-all, and role-based detection in a single request.

The Semantic Match API enables content analysis by assessing and comparing the similarity of two texts.

Handle various documents smoothly with our Multi Document Type Check for MRZ and document numbers.

The Language Checker API identifies the language of a text quickly and accurately, facilitating content customization and translation.

Monitor and analyze website performance using the URL Health Check API for improved user engagement.

Streamline your processes using our Document Number Format Validation Check for accurate MRZ and document number formats.

The Text Change Detector API is an tools for comparing two texts and highlighting their differences. It offers results in JSON format and pre-rendered for HTML and CLI.

Analyzes texts and detects offensive language, indicating whether it contains profanity, severity level, risk score, category, and identified dialect.

Ensure your website's reliability with our URL Status Check API, optimizing user experience effortlessly.

Guarantee compliance with international standards using our ICAO Standards Compliant Check for MRZ and document numbers.

Email Validation API ensures data accuracy by verifying email addresses in real-time, reducing bounce rates, enhancing security, and cutting costs.

This API verifies SSL certificates from any website and returns their validity, dates, issuer, protocol, fingerprints, and authorized domains.

Validates BIN numbers instantly and provides card brand, type, level, issuing bank, country details, and official bank contact information.

Instantly checks BIN numbers to provide detailed insights like card classification, issuing bank, region, brand, and essential contact information for verification.

The Secure Card Check API validates card BINs and returns issuer details, card type, brand, country, and bank contact information instantly.

Mastercard Check API instantly verifies card information, delivering details about the issuer, card type, brand, level, and country of origin.

Validates BIN numbers instantly and returns card brand, type, level, issuer details, country information, and contact data with accuracy.

Improve fraud detection with the Bank Bank Card Checker API, which effectively protects all cross-border transactions.

Examines any text and provides a coherence score, assessing the logic, consistency, and clarity of the content.

Retrieve essential information from your emails securely with our Blacklist Email Check API, ensuring privacy and accuracy.

The Email Checker Solution API ensures email accuracy and deliverability through syntax, domain, and SMTP checks, enhancing marketing and communication strategies.

Examines any text and provides a coherence percentage, assessing the logical flow, consistency, and clarity of the content.

Submit a URL and instantly learn if it’s indexable by Google, with detailed diagnostics for robots rules, meta tags, redirects, soft-404s, and more.

The DNS Checker Information API verifies DNS records for any domain and record type, providing fast, accurate and globally updated results.

Instantly validate how any URL will appear when shared on Facebook, LinkedIn, Twitter, and WhatsApp. Returns a full JSON report with platform-specific scores, broken tag detection, image dimension checks, and plain-English fix instructions — all in a single API call.