2) Sendgrid Email Address Validation API
The Sendgrid Email Address Validation API helps improve email deliverability by validating email addresses before sending. It detects and suppresses invalid email addresses in real-time, reducing bounce rates and enhancing performance with mailbox providers.
API Features
- Real-time Email Address Validation API: This feature allows for the immediate detection and suppression of invalid email addresses, ensuring that only valid addresses are used, which helps in reducing bounce rates and improving delivery performance.
- Machine Learning and mailbox provider-friendly tactics: The API uses advanced machine learning techniques and tactics that are friendly to mailbox providers to validate email addresses, ensuring higher accuracy and reliability.
- Avoidance of the broken SMTP-handshake: Unlike some other vendors, SendGrid's API does not use the broken SMTP-handshake method, which is considered a spammer-affiliated tactic. This helps in maintaining trust with mailbox providers.
Sendgrid Email Address Validation API Pricing
- Free Plan: $0/month. Send 100 emails/day for free and includes 2,500 free email address validations.
- Essentials Plan: Starting at $19.95/month. Send 50,000 - 100,000 emails/month and includes 5,000 free email address validations.
- Pro Plan: Starting at $89.95/month. Send 100,000 - 2,500,000 emails/month and includes 5,000 free email address validations.
- Premier Plan: Custom pricing. Customize your plan for exactly what you need. Contact sales for high volume pricing.
3) ZeroBounce
ZeroBounce offers a real-time email validation API that ensures the accuracy and security of email addresses entered into your system. It provides features like email validation, email activity data, email scoring, and email finder, along with tools for email deliverability.
API Features
- 99% Accuracy Guaranteed: ZeroBounce ensures high precision in email validation with a money-back guarantee, identifying over 30 email types in both bulk and real-time.
- Advanced API Security: The service employs military-grade data encryption and continuously updates its validation schema to filter out bad requests, ensuring robust security.
- Custom Allowlists and Blocklists: Users can create personalized allowlists and blocklists to manage email validation more effectively, tailoring the process to their specific needs.
ZeroBounce Pricing
- Pay as You Go: Starts at $20 USD for validating 2,000 email addresses. Minimum purchase required.
- Subscriptions: Starts at $18 USD a month. Offers up to 18% savings and unused credits roll over each month.
- Credits Never Expire: All purchased or promotional credits remain available indefinitely.
- Free Unknown Results: No charges for email addresses that return an "unknown" result.
- 24/7 Customer Support: Continuous support available for all users.
4) Mailgun Email Validation API
The Mailgun Email Validation API integrates seamlessly with websites, forms, or applications to verify email addresses at the point of collection, ensuring each subscriber has a valid email account before sending messages. It performs grammar, spelling, and email provider verification along with back-end email server checks like MX record and A record lookups, SMTP analysis, and DNS lookups.
API Features
- Real-Time Email Verification: Mailgun’s API integrates directly with web forms to verify email addresses at the point of collection, including backend server verifications like MX record and A record lookups, SMTP analysis, and DNS lookups.
- Disposable Address Detection: The API identifies and filters out disposable email addresses, maintaining the quality of the email list by removing temporary addresses used by bad actors.
- Comprehensive Syntax and Grammar Checks: The API performs grammar and syntax checks to ensure email addresses conform to major mailbox rules, catching common misspellings and typos to improve the accuracy of the email list.
Mailgun Email Validation API Pricing
- Free Plan: $0/month. Includes 100 emails per day, ticket support, and 1 custom sending domain.
- Basic Plan: Starting at $15/month. Offers 10,000 emails per month, tracking, analytics, and webhooks.
- Foundation Plan: $35/month after a free month. Provides 50,000 emails per month, email template builder, and 5 days log retention.
- Scale Plan: $90/month after a free month. Includes 100,000 emails per month, SAML SSO, and live phone & chat support.
- Custom Plan: Pricing is not public. Contact their support for more info.
5) Emailable
Emailable offers an Email Verification API that allows developers to integrate email verification into their websites or applications, ensuring only valid email addresses are collected and used. The API is designed to be easy to use, scalable, and secure, with support for multiple programming languages.
API Features
- Bulk Verification: Allows users to verify large lists of email addresses efficiently.
- Deliverability Insights: Provides detailed insights into inbox placement and email deliverability to enhance performance.
- Developer-Friendly API: Designed for easy integration with support for multiple programming languages and modern tools.
Emailable Pricing
- Pay-As-You-Go: No monthly payments. Buy only what you need, and credits never expire.
- Monthly Subscription: Subscribe and save 15%. Cancel anytime, and credits never expire.
- Standard Plan: Includes 500 Inbox Reports, 50 Blacklist Monitors, and a 12-hour Blacklist Check Frequency.
- Enterprise Plan: Offers unlimited Inbox Reports, unlimited Blacklist Monitors, and an hourly Blacklist Check Frequency.
- Custom Plan: Pricing is not public. Contact their support for more info.
What to Consider When Selecting a SEON Email Verification API Alternative?
- Real-time Verification: Ensures immediate validation of email addresses, reducing the risk of invalid entries and improving deliverability.
- Accuracy: High precision in detecting valid, disposable, and risky emails, which is crucial for maintaining a clean email list and avoiding spam traps.
- Compliance: Adherence to privacy regulations like GDPR and CCPA, ensuring that the service respects user data and legal requirements.
- Speed: Fast response times for verification requests, which is essential for real-time applications and user experience.
- Scalability: Ability to handle a large number of requests per second, making it suitable for businesses of all sizes and ensuring reliable performance during peak times.
Which One Should You Go With?
Each of the email validation APIs discussed offers unique features and benefits, making any of them a solid choice for improving your email deliverability and security. However, if you're looking for a reliable and comprehensive alternative, we recommend signing up with Abstract API.
Abstract API stands out with its real-time validation, comprehensive checks, and privacy compliance, ensuring your email lists are clean and secure. Sign up today to experience the benefits of a robust email validation service tailored to meet your needs.
