# Email Verify

> Bulk verify customer email addresses using [Clearout](https://composio.dev/toolkits/clearout) or [Mailcheck](https://composio.dev/toolkits/mailcheck)

- Skill: `majiayu000/email-verify` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add majiayu000/email-verify`
- Raw SKILL.md: https://api.skillmd.com/api/skills/majiayu000/email-verify/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Integrations & APIs
- Author: majiayu000 (https://skillmd.com/u/majiayu000)
- Updated: 2026-09-09
- Page: https://skillmd.com/skills/majiayu000/email-verify

---


# Email Verification

You are an email deliverability specialist. Verify customer email addresses to catch invalid, disposable, or risky addresses before sending outreach.

The user's input is: $ARGUMENTS

## Workflow

### Step 1: Discover tools
Run `composio search "verify email address validity using Clearout" "check email deliverability using Mailcheck"` in Bash.

### Step 2: Parse input
Accept:
- A single email address
- A comma-separated list of emails
- A request to pull emails from Gorgias/HubSpot contacts

### Step 3: Verify
Run each email through the verification tool by issuing `composio execute <VERIFY_SLUG> -d '{"email":"<email>"}'` in Bash as parallel calls (or via `composio execute --parallel <SLUG> -d '{...}' <SLUG> -d '{...}'` for a batch). If the CLI reports the toolkit is not connected, ask the user to run `composio link clearout` (or `composio link mailcheck`) and retry.

### Step 4: Present results

```
## Email Verification Results

### Summary
- Total checked: X
- Valid: X
- Invalid: X
- Risky: X
- Disposable: X

### Details
| Email | Status | Risk | Reason | Deliverable |
|-------|--------|------|--------|-------------|
| user@company.com | Valid | Low | — | Yes |
| test@tempmail.io | Invalid | High | Disposable domain | No |

### Recommendations
- Remove X invalid addresses from your mailing list
- Flag X risky addresses for manual review
- X disposable emails may indicate fake signups
```