Official MCP RegistryListed
MailValid Email Verification
Verify emails: syntax, MX, SMTP mailbox, disposable, role and catch-all checks. Single and bulk.
First seen 15 Oct 2026. Evidence as of 15 Oct 2026.
6
Tools
From an anonymous probe
1
Source listings
Each with its own history
1
Recorded changes
Since first seen
Tools
| Tool | Description | Behaviour |
|---|---|---|
| cancel_bulk_job | Cancel a pending or processing bulk job and release any reserved credits. Requires an API key. | Destructive |
| get_bulk_job | Get the status, progress, and (when complete) results of a bulk job by its job_id. Requires an API key. | Read-only |
| get_credit_balance | Return your current credit balance and lifetime usage. Requires an API key. | Read-only |
| list_bulk_jobs | List your recent bulk verification jobs (paginated, newest first). Optionally filter by status. Requires an API key. | Read-only |
| submit_bulk_verification | Queue a list of emails for asynchronous verification. Reserves up to N credits (final charge settles on completion). Poll get_bulk_job for status and results. Optionally provide webhook_url for a completion callback. Requires an API key. Returns {job_id, status, total_emails, credits_reserved}. | Changes data |
| verify_email | Verify a single email's deliverability (syntax, DNS/MX, SMTP mailbox, disposable / role / catch-all detection, confidence score). Costs 1 credit for a billable result (valid/invalid/catch_all/do_not_mail), whether fresh or served from cache. `unknown` results are free. Requires an API key. Returns {success, credits_used, result}. | Changes data |
Change history
- Listed (registry)
| Source | Listing | First seen | Last seen | Versions |
|---|---|---|---|---|
| Official MCP Registry | io.mailvalid/email-verifier | 15 Oct 2026 | 15 Oct 2026 | 1 |