Use Mailcheck from Claude
Add the Mailcheck connection to a Space that runs Claude, then use it from every channel in that Space.
ConnectorMailcheck
Mailcheck integration for Claude and Codex
Create a Mailcheck connection, then control which Spaces can use its approved tools and data without pasting credentials into prompts or threads.
CategoryEmail & Messaging
Use Mailcheck from Codex
Add the Mailcheck connection to a Space that runs Codex, then use it from every channel in that Space.
Use Mailcheck from Sidekick
Connect your own OpenClaw to Sidekick while type.com provides the conversations, permissions, connections, skills, and automations.
Email & Messaging
What the Mailcheck connector can do
Mailcheck screens emails and domains for deliverability risk, flagging disposable addresses, spam indicators, and domain age issues before a message ever gets sent. A lifecycle or support Space in type.com can ask the agent to verify a specific address or validate the domain behind it, so risky signups get caught before they pollute a sending list or trigger a bounce.
One connection, many Spaces
Connect Mailcheck once, then decide which Spaces can use it in threads, skills, automations, and coding work.
What teams do with Mailcheck in type.com
Screen a new signup domain
Check whether a new signup's domain looks disposable or newly registered before letting them onto a trial or mailing list.
Validate this signup's domain with Mailcheck before we approve their trial.
Verify an address before a transactional send
Confirm an email address is deliverable before sending a password reset or receipt, avoiding a wasted send to a bad address.
Verify this email address with Mailcheck before we send the receipt.
Audit a batch of addresses from an import
Check a handful of addresses from a new list import to spot-check quality before trusting the whole file.
Verify these five emails from the new import with Mailcheck before I trust the rest of the list.
Representative actions
- Validate Domain
Flags whether a domain looks temporary, checking its mail records, age, and other spam-risk signals.
- Verify Email Address
Verifies a provided email address's deliverability and quality.
Connection
API and auth details
Mailcheck-style email verification APIs focus on validating mailbox quality, deliverability, authentication, and risk signals. Integrations can create traces or checks, poll status, inspect validation results, detect disposable or risky addresses, and use email-authentication data to improve onboarding and list-hygiene workflows.
- Source
- type.com catalog metadata
- Auth schemes
- API key
- Official site
- https://www.mailcheck.biz/
FAQ
Questions people ask before connecting Mailcheck
Can Claude verify emails with Mailcheck?
Yes. With a Mailcheck connection shared to a Space, the agent can verify a specific email address or validate its domain, right from a thread.
How does type.com authenticate with Mailcheck?
Mailcheck uses an API key. An admin adds it once when creating the connection.
Can Mailcheck screening run on a schedule?
Yes. A type.com automation can verify new signup emails with Mailcheck on a schedule and flag risky ones to a channel.
Is this the same as a Mailcheck MCP server?
Not exactly. type.com uses connectors and connections to give selected Spaces access to approved app tools and data. Some connectors use hosted MCP, while others use OAuth, API keys, service accounts, or custom APIs.
More email & messaging connectors
All Email & Messaging integrationsConnect Campaign Cleaner to Claude in type.com to check campaign status, download deliverability reports, and track remaining credits as a team.
Connect Clearout to Claude in type.com to check addresses for disposable domains, confirm business accounts, and find MX records from a thread.
Connect ClickSend to Claude in type.com to estimate SMS and letter costs, verify accounts, and review usage from a shared messaging thread.
Connect Dialmycalls to Claude in type.com to manage contacts, groups, and sub accounts for mass notification campaigns in a shared thread.