MailerCheck
MailerCheck verifies individual email addresses and email lists, reports verification results, and tracks account credit balances.
Integration
- Vendor
- MailerCheck
- Category
- other
- Auth
- API_KEY
- Tools
- 9
- Composio slug
mailercheck
Tools
- Create Verification List
Create a MailerCheck verification list by ingesting a name and email-address array. Creating a one-address list did not reduce the account credit balance during live probing. This action does not invoke the separate, credit-consuming Start
- Delete Verification Listdestructive
Permanently and irreversibly delete a MailerCheck verification list by ID. Use only when the caller explicitly intends to remove the list.
- Get Credit Balance
Return the current MailerCheck verification-credit balance. Use this before VERIFY_EMAIL or START_LIST_VERIFICATION when cost matters.
- Get Current Account
Return the connected MailerCheck user and account identity. Use this to confirm which user and account the API token represents.
- Get Verification List
Return one verification list, including its status, item count, verification timing, and aggregate result statistics.
- List Verification Lists
Return one page of verification lists for the connected MailerCheck account, with an opaque cursor when another provider-controlled page exists.
- List Verification Results
Return one page of email-level results for a verification list, optionally filtered by classification. The success envelope and pagination behavior are based on MailerCheck documentation and were not live-verified because producing results
- Start List Verification
Irreversibly start verification of every address in a MailerCheck list. A successful call spends one verification credit per address. Before calling, use GET_VERIFICATION_LIST to inspect the list count and GET_CREDIT_BALANCE to confirm the
- Verify Email
Consumes exactly one MailerCheck verification credit on every successful call. Synchronously verify one email address and return its classification; check GET_CREDIT_BALANCE first if cost matters.
Setup
- Create or open a Switchy Project.
- Open Integrations and connect MailerCheck.
- Authorise through api_key. Switchy stores the connection against your org.
- Everyone in the Project can now @-mention the MailerCheck tools in chat.
What teammates see: by default, memories from MailerCheck are scoped to the Project (PROJECT visibility) - you can mark any memory PRIVATE or share it ORG-wide.
Works well with
Top models
Compatibility data appears once enough Projects have used this MCP together with a given model.