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Best reliable service APIs

Delivery Assurance API

Communication & Messaging

Delivery Assurance API: Improve communication integrity by verifying email addresses, ensuring syntax accuracy, deliverability and filtering out disposable or potentially harmful addresses.

100% uptime 75ms avg MCP ready

Email Secure API

Communication & Messaging

A robust email validation API to ensure email accuracy by verifying format, domain health, disposability, and risk, enhancing reliability for registrations and communication.

Free 7-Day Trial

100% uptime 57ms avg MCP ready

Email Trust Validator API

Security & Cybersecurity

A secure email validation API that checks format, domain configurations, and email risks, delivering actionable insights and reliability scores.

Free 7-Day Trial

100% uptime 69ms avg MCP ready

Dependable Currency Exchange API

Finance & Payments

The Dependable Currency Exchange API ensures precise real-time rates, bolstering financial transactions with security, versatility, and seamless integration for global success.

Free 7-Day Trial

100% uptime 97ms avg MCP ready

Accurate Email Checker API

Security & Cybersecurity

Enhance email accuracy with tools for domain validation, disposability checks, and suspicious address detection, ideal for user authentication and marketing campaigns.

Free 7-Day Trial

100% uptime 224ms avg MCP ready

Reliable Currency Exchange API

Finance & Payments

The Reliable Currency Exchange API empowers e-commerce, finance, and more with accurate real-time currency conversion, fostering seamless global transactions.

Free 7-Day Trial

100% uptime 95ms avg MCP ready

Secure Phone Number Verification API

Security & Cybersecurity

Ensure user trust with our Secure Phone Number Verification API, providing instant, accurate validation for optimal security.

Free 7-Day Trial

100% uptime 89ms avg MCP ready

Provider Proxies

Security & Cybersecurity

An API that provides fast and reliable proxies, optimized for scraping, anonymity, and online security

100% uptime 465ms avg MCP ready

Reliable NF-e XML Validator API

Legal & Compliance

Trust our Reliable Reliable NF-e XML Validator API for consistent and accurate validation of your NF-e XML documents to streamline your business processes.

Free 7-Day Trial

100% uptime 156ms avg MCP ready

Uptime API

Tools & Utilities

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.

100% uptime 4,334ms avg MCP ready

Bank Routing Service API

Finance & Payments

Access a comprehensive routing service for banks, simplifying fund transfers and ensuring compliance.

Free 7-Day Trial

100% uptime 458ms avg MCP ready

Precision Automotive Fault Identifier API

Automotive & Vehicle Data

Identify automotive faults accurately with our Precision Automotive Fault Identifier API, ensuring reliable diagnostics and efficient repairs.

99% uptime 23ms avg MCP ready

Home Services Cost Estimator API

Tools & Utilities

Get real-time cost estimates for plumbers, electricians, cleaners, landscapers and 50+ home services by ZIP code. Returns min, average, median, and max pricing data.

Free 7-Day Trial

100% uptime 2,472ms avg MCP ready

Reliable Authentic Email Validation API

Communication & Messaging

Ensure deliverability with our Reliable Authentic Email Validation API, designed to verify email addresses accurately and efficiently.

Free 7-Day Trial

100% uptime 532ms avg MCP ready

Email Reliability API

Communication & Messaging

The Email Reliability API ensures the accuracy and legitimacy of email addresses, offering a reliable solution for verifying and maintaining data integrity.

Free 7-Day Trial

100% uptime 5,522ms avg MCP ready

Accurate Validation API

Tools & Utilities

The accurate validation API provides multiple functions to validate emails, phone numbers, URLs, IP addresses, postal codes and other common data formats.

Free 7-Day Trial

100% uptime 1,169ms avg MCP ready

International Contact Quality Assurance API

Communication & Messaging

Optimize global connections with the International Contact Quality Assurance API, ensuring reliable communication.

Free 7-Day Trial

100% uptime 980ms avg MCP ready

Vendor Trust Snapshot API

Security & Cybersecurity

Instantly assess the trustworthiness of any vendor domain. Returns a scored JSON report covering domain age, email authentication, HTTPS, security signals, legal pages, and support availability — in a single API call.

Free 7-Day Trial