NeverBounce

Every email your chatbot collects, verified before it hits your list

Bad emails destroy sender reputation and waste marketing spend. Your Tars AI agent verifies every email address through NeverBounce the moment a customer provides it. Real-time single verification at point of capture, bulk list cleaning for existing databases, and 99.9% bounce elimination, all happening within the conversation.

Chosen by 800+ global brands across industries

Email verification that runs mid-conversation

Your AI agent checks every email address in real time through NeverBounce, catching invalids, disposables, and typos before they corrupt your marketing database.

NeverBounce

Use Cases

Clean email data from first contact to campaign launch

See how marketing teams, sales organizations, and growth companies use AI agents to maintain pristine email lists through real-time and bulk verification.

Zero-Bounce Lead Capture on Landing Pages

A visitor on your landing page enters their email to request a demo. Your AI Agent verifies it through NeverBounce in under a second. The email resolves as valid with active MX records. The lead flows into your CRM with a verified tag. If the email was invalid, the agent would have asked for a correction before accepting it. Your outbound team never sends to a bad address again.

Pre-Campaign List Hygiene at Scale

Your email marketing team is about to send to 100,000 contacts. Before hitting send, they ask the agent to clean the list. Your AI Agent creates a NeverBounce bulk job from the CSV, monitors progress, and delivers the cleaned results segmented by status. Invalids, disposables, and catchalls are removed. The campaign goes out to verified addresses only, protecting your sender reputation.

Real-Time Signup Verification for SaaS Platforms

A new user signs up for your free trial. Your AI Agent verifies their email through NeverBounce during the registration conversation. Disposable email services like Mailinator are detected and blocked. Role-based addresses like info@ are flagged for review. Only real, deliverable email addresses make it into your user database, reducing fake signups and improving trial-to-paid conversion.

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NeverBounce

NeverBounce

FAQs

Frequently Asked Questions

How fast does NeverBounce verify a single email?

Single email verification typically completes in under one second. The agent calls the API the moment a customer provides their email, and the result returns before the customer notices any delay. You can set a custom timeout in milliseconds for time-sensitive flows.

What verification statuses does NeverBounce return?

NeverBounce classifies emails as valid, invalid, disposable, catchall, or unknown. Each status includes additional flags like free_email_host, role_account, has_dns_info, and mail_server_reachable. The agent can interpret these to make accept/reject decisions based on your criteria.

Can the agent detect disposable email addresses like Mailinator?

Yes. NeverBounce flags disposable email services in its verification results. The agent can block signups from disposable addresses, prompt the user for a permanent email, or flag them for manual review based on your business rules.

How large can a bulk verification list be?

NeverBounce handles lists of any size, from dozens to millions of emails. The agent creates the job and monitors its progress. Larger lists take proportionally longer to process, but the agent can check status and notify you when results are ready for download.

Does Tars store the email addresses sent to NeverBounce?

Tars passes email addresses to the NeverBounce API for verification during conversations. The addresses are not stored separately by Tars after the conversation ends. Bulk job data is managed within your NeverBounce account according to their retention policies.

Can I run a sample before processing an entire list?

Yes. When creating a bulk job, the agent can set the run_sample parameter to true. NeverBounce processes a free sample subset of your list, giving you a quality preview before committing credits to the full verification. This is useful for evaluating new data sources.

How is this different from using NeverBounce's JavaScript widget?

The JavaScript widget validates emails on web forms. The Tars integration validates emails across any channel, including WhatsApp, SMS, and in-app chat. Plus, the agent can handle bulk list operations, job management, and account monitoring, which the widget cannot do.

What happens when NeverBounce returns an 'unknown' status?

Unknown means the mail server could not be definitively verified, often due to greylisting or temporary server issues. The agent can accept unknowns with a warning, reject them, or queue them for re-verification. NeverBounce personally reviews lists with high unknown rates to ensure quality.

How to add Tools to your AI Agent

Supercharge your AI Agent with Tool Integrations

Don't limit your AI Agent to basic conversations. Watch how to configure and add powerful tools making your agent smarter and more functional.

Privacy & Security

We’ll never let you lose sleep over privacy and security concerns

At Tars, we take privacy and security very seriously. We are compliant with GDPR, ISO, SOC 2, and HIPAA.

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