Verify emails in real-time with 99.9% accuracy.

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January 13, 2026

2026 Rank: #777

BillionVerify

Singapore Email verification

968

5.0(2)

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968

5.0(2)

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Agents API MCP (Model Context Protocol)Open Source

Verify emails in real-time with 99.9% accuracy.

API Email Verification Open Source Spam Detection Real-time Verification AccuracyFree + from $20

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Overview

BillionVerify is an email verification tool designed to boost email deliverability, protect sender reputation and optimize Return On Investment (ROI). It offers enterprise-grade email verification by providing several features.

These include bulk email Verification, where users can upload CSV or Excel files to rapidly verify millions of email addresses. It also offers a real-time API Verification feature, providing millisecond response times for seamless integration into your applications and workflows.

Other features include Smart Detection Technology, which utilizes SMTP verification, disposable email detection, and spam trap identification to ensure accuracy.

It also provides comprehensive verification results analysis, including risk scores, statistics, and optimization recommendations. The platform integrates with several email marketing platforms to optimize your workflow.

EmailVerify also offers advanced features such as disposable email detection to identify and filter temporary email addresses, role-based email detection to identify generic addresses, and catch-all domain and spam trap detection.

Integration is also provided, allowing AI assistants to connect to the email verification API. This tool is suitable for e-commerce platforms, SaaS companies, and marketing agencies needing to verify emails to improve their marketing strategies.

Furthermore, native integrations with popular email marketing platforms and CRMs are supported which assists in streamlining your existing workflows.

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Mcp Support For Tools, Prompts, Resources, And Sampling Through Stdio, Sse, And Streamable Http, Including Oauth
Claude Agent Skills: Aipex Supports Importing Claude Agent Skills, And Save The Conversation To Agent Skills.

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BillionVerifyInitial

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Initial release

January 13, 2026

Initial release of BillionVerify.

Author

Leo Li

@leo-li

Founder of EmailVerify.ai

billionverify.com

🇸🇬 Singapore

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Joined: January 2026

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No Refunds

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Email verification BillionVerify

Singapore Email verification

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Pros and Cons

Pros

Bulk email verification

Real-time API verification

Smart detection technology

Detailed verification reports

CSV/Excel files upload

High-speed RESTful API

SMTP verification

Disposable email detection

Spam trap identification

Comprehensive results analysis

Risk scores analysis

Email marketing platforms integration

Role-based email detection

Catch-all domain detection

Email marketing optimization

Suitable for E-commerce

Suitable for SaaS

Suitable for Marketing agencies

Workflow streamlining

CRM integration

99.9% accuracy rate

Protects sender reputation

Boosts Email Deliverability

ROI optimization

Real-time progress tracking

Fast API response times

Global coverage

Advanced protection measures

Supported by major platforms

Disposable email blocking

Generic addresses identification

Bounce prediction

Spam trap protection

Native platform integrations

Real-time chat verification

Automatic email validation

High service uptime

Promotional email deliverability improvement

User registration verification

Campaign effectiveness improvement

Real people reach

Catch-all Detector

Role Account Filter

Email List Cleaning

Temporary email addresses filter

Signups fake accounts reduction

Trial-to-paid conversion improvement

Seamless integration with Mailchimp

Seamless integration with SendGrid

Seamless integration with HubSpot

Seamless integration with Salesforce

Free email checker

Millisecond response times

Reduces fake account registrations

View 49 more pros

Cons

No offline usage

Doesn't support all file types

Limited languages for UI

Lacks advanced customization options

No trial period

Overly complex user interface

Dependent on internet speed

Potentially long processing time for bulk emails

Limitations in integrating with some CRM platforms

Lack of open-source code

View 5 more cons

Q&A

What kind of accuracy does EmailVerify offer in email verification?

EmailVerify offers 99.9% accuracy in email verification.

How does EmailVerify's bulk email verification feature work?

EmailVerify's bulk email verification enables users to upload CSV or Excel files to quickly verify millions of emails with real-time progress tracking.

Can I track the verification progress in real time with EmailVerify?

Yes, with EmailVerify you can track the verification progress in real-time.

What kind of email files can be uploaded to EmailVerify for checking?

CSV or Excel files can be uploaded to EmailVerify for checking email addresses.

How does EmailVerify's API work?

EmailVerify's API is a powerful RESTful interface with impressively quick response times. It can be easily integrated with applications and workflows for email verification needs.

Does EmailVerify use SMTP verification?

Yes, EmailVerify uses SMTP verification as a part of its indicator system for checking the accuracy of email addresses.

+ Show 34 more

What is the disposable email detection feature in EmailVerify?

The disposable email detection feature in EmailVerify automatically identifies and filters temporary or disposable email addresses that are often used for spam or fake signups.

How does EmailVerify help with sender reputation protection?

EmailVerify protects the sender reputation by detecting problematic email addresses before they can cause harm. It identifies spam trap addresses, disposable emails, and other factors that can negatively impact the sender's reputation.

How detailed are the verification reports generated by EmailVerify?

EmailVerify generates detailed verification reports, providing comprehensive results analysis, including risk scores, statistical data, and recommendations for optimization.

Can I get a risk score for the emails verified with EmailVerify?

Yes, comprehensive verification results from EmailVerify include risk scores for the verified email addresses.

Does EmailVerify offer integrations with major email marketing platforms?

Yes, EmailVerify offers seamless integration with numerous major email marketing platforms to better optimize your workflows.

What companies can benefit from using EmailVerify?

EmailVerify can be of high value to e-commerce platforms, SaaS companies, and marketing agencies. It aims to improve email deliverability and campaign effectiveness.

How does EmailVerify help with reducing email bounces?

EmailVerify helps with reducing email bounces through its high-accuracy verification system. This ensures that emails reach legitimate and active email addresses, thereby reducing the bounce rate.

Can EmailVerify detect spam traps?

Yes, EmailVerify can identify known spam trap addresses. Detecting these before sending messages helps protect the sender reputation.

Does EmailVerify offer real-time progress tracking?

Yes, EmailVerify provides real-time progress tracking for the emails being verified.

How does EmailVerify ensure global coverage?

EmailVerify ensures global coverage through its enterprise-grade infrastructure designed for speed, reliability, and wide applicability. It supports countries across the globe.

Does EmailVerify allow seamless integration with my current workflows?

Yes, EmailVerify allows seamless integration with your current workflows. It has a flexible API that can be easily incorporated into your applications and processes.

What offers are available with EmailVerify's launch?

EmailVerify has a launch offer of up to 94.4% off credits, with an extra 30% off when using the code 30-OFF.

Does EmailVerify have a tool for online email list cleaning?

Yes, EmailVerify features an online email list cleaning tool to help users tidy up their email lists, removing all harmful and unnecessary addresses.

How can I integrate EmailVerify with my Mailchimp or other email marketing services?

EmailVerify offers native integrations with popular email marketing platforms and CRMs like Mailchimp. These integrations connect EmailVerify to your existing workflow, streamlining your processes for maximum productivity and efficiency.

What is the process of email verification in EmailVerify?

EmailVerify primarily uses a three-step approach for email verification. This includes SMTP verification, disposable email detection, and spam trap identification. SMTP verification checks whether the email server will accept an email for the given address. Disposable email detection helps in identifying and filtering temporary or throwaway email addresses used for spam or fake signups. And the spam trap identification enables them to identify known spam addresses, helping maintain sender reputation.

Does EmailVerify have a real-time API for email verification?

Yes, EmailVerify provides a real-time API for email verification. This powerful RESTful API offers millisecond response times, allowing for seamless integration into applications and workflows.

How does EmailVerify use smart detection technology?

EmailVerify's smart detection technology effectively utilises SMTP verification, disposable email detection, and spam trap identification to ensure verification accuracy. The SMTP verification checks the acceptance of an email by the server of the given address. Disposable email detection identifies temporary emails to prevent spam or fake sign-ups. Spam trap identification identifies known spam trap addresses to protect sender reputation.

What does the email verification report by EmailVerify include?

The email verification report by EmailVerify includes comprehensive verification results analysis, providing detailed insights into risk scores, statistics, and optimization recommendations. It's designed to ensure efficacy of email campaigns and protect the sender's reputation.

Can EmailVerify detect disposable or temporary email addresses?

Yes, EmailVerify is equipped with advanced features like disposable email detection to identify and filter temporary or throwaway email addresses used for spam or fake signups. This feature significantly improves the quality of email lists.

What types of files can be uploaded for bulk email verification on EmailVerify?

With EmailVerify, users can upload CSV or Excel files for bulk email verification. This allows them to quickly verify millions of email addresses with real-time progress tracking.

Can EmailVerify be integrated with other email marketing platforms?

Yes, EmailVerify can integrate seamlessly with major email marketing platforms to optimize your workflow. Some of these platforms include Mailchimp, SendGrid, HubSpot, Salesforce, and many others.

How can EmailVerify protect a sender's reputation?

EmailVerify protects a sender's reputation by identifying problematic email addresses before they damage the sender's reputation. It uses SMTP verification, disposable email detection, and spam trap identification to discard unreliable email addresses and ensure high deliverability rates.

Does EmailVerify offer integrations with CRM platforms?

Yes, EmailVerify supports native integrations with popular CRM platforms. This allows users to streamline their workflows by capturing and verifying emails directly in the CRM platform.

How can EmailVerify optimize my return on investment (ROI)?

EmailVerify contributes to ROI optimization by improving delivery rates and protecting the sender's reputation. By verifying emails and removing problematic addresses, EmailVerify ensures higher deliverability, which in turn leads to improved marketing results and higher ROI.

How can EmailVerify be useful for e-commerce platforms and SaaS companies?

EmailVerify is beneficial for e-commerce platforms and SaaS companies by improving promotional email deliverability and reducing cart abandonment email bounces. It also verifies emails at user registration, improving trial conversion rates and the quality of users.

What role does EmailVerify play in marketing strategies of marketing agencies?

For marketing agencies, EmailVerify plays a key role in enhancing the effectiveness of email campaigns by providing email list cleaning services. This significantly reduces bounce rates and thereby boosts campaign performance.

Can EmailVerify detect spam traps in email addresses?

Yes, EmailVerify can detect spam traps in email addresses. Its advanced spam trap detection feature identifies known spam trap addresses, protecting your sender reputation by avoiding backlisting and maintaining deliverability.

Does EmailVerify function with AI assistants through MCP server integration?

Yes, EmailVerify supports Model Context Protocol (MCP) server integration, allowing AI assistants like Claude and Cursor to connect to the email verification API. This provides real-time email verification within chat systems without needing any coding input.

Is EmailVerify suitable for improving trial conversion rates for SaaS companies?

Yes, EmailVerify is useful for SaaS companies looking to improve trial conversion rates. By integrating the email validation API into signup flows, it reduces fake signups and significantly improves trial-to-paid conversion rates.

What impact does EmailVerify have on email deliverability?

EmailVerify considerably impacts email deliverability by eliminating potential bounces. It verifies each email address before the email is sent, ensuring that emails reach valid addresses and hence, vastly improving email deliverability.

Does EmailVerify provide any additional features for AI agents?

EmailVerify does provide additional features for AI agents. It offers pre-built skills for AI agents that allow them to verify emails directly within their workflows and automations, enhancing efficiency and responsiveness.

How does EmailVerify identify problematic addresses before they can harm my sender reputation?

EmailVerify uses advanced filtering and scanning mechanisms to identify problematic addresses. They utilize SMTP verification, disposable email detection, and spam trap identification to identify and filter out potentially harmful email addresses before they can damage the sender's reputation.

How does EmailVerify ensure high speed and reliability during email verification?

EmailVerify ensures high speed and reliability during email verification by employing robust infrastructure. It maintains a 50ms average response time and a 99.99% service uptime, thereby ensuring speed and reliability in their service.

Can I use EmailVerify to verify millions of email addresses quickly?

Yes, with EmailVerify, you can verify millions of email addresses quickly. Its bulk email verification feature allows you to upload CSV or Excel files and swiftly verify large quantities of email addresses with real-time progress tracking.

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BillionVerify

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Leo Li

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