For bulk email verification, several products offer batch or CSV checking: Verifly supports batch processing and asynchronous uploads of up to a million emails 1, Truelist validates multiple addresses in one batch 5, and Giggal checks up to 1,000 addresses per call with CSV or Excel uploads 10. Enrow 4 and MailProbe 3 also offer bulk list checking.
- 1
Enrowenrow.iofound in code, not yet checked
Checks the deliverability of a list of up to 5,000 email addresses in one batch via its verify_emails_bulk action 4.
official:MCP server · io.enrow/enrow-mcp
for agents: verify_emails_bulk · get_verifications_bulk_result · find_emails_bulk
- 2
Veriflyverifly.emailwebsite read, tools not yet checked
Verifies emails in batch, with CSV upload, progress tracking and downloadable results for up to 1 million addresses 1.
official:MCP server · Verifly+1 community tools built for it
- 3
- 4
Giggalgiggal.aifound in code, not yet checked
Bulk email verifier that gives a deliverable or undeliverable result for each address in a CSV or Excel file of up to 50,000 addresses 10.
for agents: verify_emails · get_verification_details · get_credit_balance
- 5
MailProbemailprobe.devwebsite read, tools not yet checked
Checks syntax, MX records and a real SMTP mailbox probe for a pasted list or CSV upload of up to 250,000 addresses 3.
official:MCP server · MailProbe+1 community tools built for it
Sources
- 1Verifly - Email Verification APIverifly.email · read 2026-10-29
- 3MailProbe — Email Verification APImailprobe.dev · read 2026-10-29
- 4Find email addresses and phone numbers • Enrowenrow.io · read 2026-10-29
- 5Truelist - Email Validation Platformtruelist.io · read 2026-10-30
- 10Email Verification Service & Bulk Email Verifier | Giggal.aigiggal.ai · read 2026-10-29
- 15truelist-mcp: declares "validate_emails" (the record we read)github.com · read 2026-10-24
For agents: the 10 actions behind this answer
· Verifly website read, tools not yet checked
Fast email verification API for single checks, batch processing, disposable detection, role filtering, and AI-agent workflows.
· Mailboxlayer website read, tools not yet checked
Simple and powerful email verification JSON API using SMTP, typo checks, syntax validation, and free and disposable provider filtering. Free for personal use.
· MailProbe website read, tools not yet checked
Verify email addresses in real-time. Check deliverability, detect disposable and role-based emails via a simple API.
verify_emails_bulk · Enrow MCP Server found in code, not yet checked
Check the deliverability of a list of email addresses (up to 5,000) in one batch. Use only when the user explicitly provides a list of addresses to verify. Asynchronous: returns a batch id, then call get_verifications_bulk_result with it.
validate_emails · truelist-mcp found in code, not yet checked
Validate multiple email addresses for deliverability in a single batch. Returns an array of results with state and sub_state for each email. Maximum 50 emails per request.
· MailboxValidator website read, tools not yet checked
MailboxValidator email validation clean email lists and reduces bounce. It connects to the mail server and checks whether the mailbox exists or not.
· Kawaa website read, tools not yet checked
Catch bad emails before they bounce. Kawaa checks syntax, domains, mailboxes and risk signals through a simple API or a CSV upload. Free plan available.
verify_batch_emails · billionverify-mcp found in code, not yet checked
Verify multiple email addresses (up to 50)
verifyEmail · Maileroo (Activepieces) verified and signed
Verify Email — Verifies an email address.
verify_emails · Giggal AI MCP Server found in code, not yet checked
Verify one or more email addresses, up to 1,000 per call. For each address it returns a status (deliverable, undeliverable, risky or unknown), a deliverability score from 0 to 100, whether the domain is catch-all (catch_all_domain), and whether the address is disposable, a role account or from a fre
Labels are the instruments' verdict and are never changed by ranking. Agents and robots get this same answer as JSON at /api/v1/find?q=…&answer=1 and through the MCP server.