Your 
Mailboxlayer always
one message away
Send any email address to Notis from your messaging app and instantly check its validity.
Mailchimp
Mailboxlayer
Six ways to run it from a message.
Drive it by message when you need it, or put it on autopilot.
Email validation snapshots
Forward or text an email address to Notis and get instant syntax, domain, and deliverability checks.
Verify, then update
Validate an email for deliverability before updating a contact record or sending a message.
Ask about email validity
Ask Notis to check if an email is valid, deliverable, or has syntax or domain issues.
Daily validation reports
Get nightly summaries of email validation results from all addresses you've sent to Notis that day.
Scheduled email checks
Set Notis to check a list of email addresses on a schedule, like weekly or monthly.
Clean contacts across platforms
Validate emails and sync clean contact lists to your CRM, email platform, or customer database.
Mailboxlayer, from anywhere you
message.
Pick the channel you already live in. Notis turns it into a fully native Mailboxlayer remote.
Telegram
Voice-first Mailboxlayer bot. Record, tag, file.
WhatsApp business or personal, both work.
Slack
Slash-command your way through any workspace.
iMessage
Native bubbles. iPhone, iPad and Mac.
Gmail
Forward emails. Get them filed in Mailboxlayer.
Notis Desktop
Run from Notis desktop with hotkeys & history.
What people automate with
Mailboxlayer + Notis.
Validate New Prospect Emails
Check prospect email addresses when new rows arrive in a Notion outreach database, so you can catch invalid contacts before follow-up.
Check Updated Vendor Contacts
When a Notion contact record changes, have Mailboxlayer recheck its email before you rely on it for vendor coordination.
Verify New Customer Contact Emails
Check customer contact emails when new Notion pages are created, helping keep onboarding outreach from starting with an invalid address.
Review Emails After Page Changes
Have Notis check email addresses found on updated Notion pages, useful for catching address edits in scattered working notes.
Check Email Addresses in Comments
When someone adds a Notion comment with a contact email, have Notis check the address so the detail does not get lost in discussion.
Validate Emails in a Page Discussion
Check email addresses added to a specified Notion page or block discussion, keeping one project's contact thread easier to action.
Supported triggers and
actions
Notis builds workflows that link this app to anything else. A trigger fires from one place; an action lands in another.
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Connect any two apps
with AI in the middle.
Choose the app that starts the workflow and the app that should react. Notis sits in between, reading each event, deciding what matters, and writing the result exactly where it belongs.
When this happens · Trigger
Do this · Action
Popular pairs
Connect Mailboxlayer to
1,000+ integrations in one click.
Start with a managed app, then go beyond the catalog with any MCP server, any CLI tool, or one of 1,400+ tools and APIs you never sign up for at all. Notis uses all of them from the same conversation.
1,000+ managed integrations
Choose a supported app and connect it in one click. Notis handles access and makes its actions available to every agent.
Browse integrationsCustom MCP servers
Bring any remote or local Model Context Protocol server. Its tools become available to Notis like any managed integration.
Set up a custom MCPCLI tools
Use any Linux command line on your Cloud Computer. Notis can install it, run it, and bring the result back to your conversation.
Install a CLI tool1,400+ Pay-per-use tools
Semrush, Apollo, People Data Labs, Apify and the rest of 1,400+ tools are already wired in. No account, no API key, no subscription. Just ask. Licensing that stack costs $20,000+/year; on any paid plan every call comes out of the usage already included in your plan.
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Connect in 60 seconds. No DIY, no maintenance, no setup tax.