QX Labs
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NeverBounce
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Research

Let agents clean every email before you send

QX verifies addresses through NeverBounce the moment they hit your stack—so bad data never reaches a campaign and your sender reputation stays intact.

@QX Is this new lead list safe to email?
QX
I ran the 1,847 contacts from yesterday's webinar through NeverBounce. 312 are invalid or risky—mostly catch-alls from acme.io. Want me to drop them and push the clean list to HubSpot?
NeverBounce
NeverBounce
HubSpot
HubSpot

Stop burning sender reputation, wasting credits, and chasing bounces. Hand list hygiene to an agent.

Real-time validation

Catch bad emails at the door

Every form submit, signup or imported lead gets verified the moment it arrives—typos flagged, disposable addresses rejected, only real inboxes accepted into your systems.

List hygiene

Scrub lists before they ship

Point an agent at any CSV, CRM segment or export and it'll run a bulk job, wait for results, and write the clean list back—no portal hopping, no manual uploads.

Deliverability

Protect your sender score

Agents continuously re-verify aging contacts, quarantine risky addresses, and alert you before a campaign goes out with a list that would tank your inbox placement.

NeverBounce

Real workflows, built for your team

Chain NeverBounce together with the rest of your stack to verify, route and act on email data. Trigger workflows on a specific event, on a schedule, or on demand.

Marketing: Verify every signup before it enters your CRM

New form submission

New form submission

Triggered in HubSpot

NeverBounce

Verify the email address

in NeverBounce

QX Labs Icon

Classify result & risk

Agent step

Valid email
Add contact to nurture list

Add contact to nurture list

in HubSpot

Disposable or invalid
Flag suspicious signup

Flag suspicious signup

Alert via Slack

QX agents can verify single emails, run bulk jobs, fetch results—and a lot more

QUERYVerify a single email
CREATECreate a bulk verification job
SENDStart a parsed job
QUERYCheck bulk job status
QUERYRetrieve job results
QUERYDownload results as CSV
QUERYGet account info & credits
DELETEDelete a verification job

+ 4 more actions

About NeverBounce

NeverBounce is a leading email verification service trusted by marketers, sales teams and developers to clean lists and validate addresses in real time. It checks billions of emails a year against syntax, domain, mailbox and risk signals, with a robust API built for high-volume, automated workflows.

About QX Labs

QX is an AI agent platform that helps you build, run and scale AI across your team in a few clicks. Create agents that connect to your data and 1,000+ apps, building institutional memory that gets sharper every run. Then delegate tasks to them from where you already work—Slack, Teams, WhatsApp or email.

See NeverBounce working inside your stack

Want an AI co-worker that keeps your email lists clean and your campaigns deliverable? Book a demo call to discuss your use cases, or get started for free.

Book a demo