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Verifies whether an email address is deliverable by checking DNS and SMTP records. Use when the user wants to check if an email is valid, verify an email address, or assess deliverability before sending.
用 Codex 或 Claude 帮你安装 复制这段 Prompt，粘贴到 Codex、Claude 或其他助手里，让它检查 Skill 页面并帮你完成安装。
基于 SOC 职业分类
Builds and runs email outreach sequences end to end — create a sequence, add follow-up steps and message templates, add recipients from your leads, then start, pause, resume, or check its stats. Use when the user wants to set up outreach, build an email sequence, add recipients, launch a drip, or check sequence performance.
Reports the Hunter account's plan, remaining credits, and usage. Use when the user asks how many credits they have left, what plan they're on, or how much of their quota they've used.
Retrieves detailed company information including industry, size, location, and description from a domain name. Use when the user asks about a company, wants company details, or says "tell me about [company]".
Saves companies and organizes them into Hunter company lists — save a company, add/remove companies to lists, create and manage lists and folders, and bulk copy/move/delete companies. Use when the user wants to save companies from a search, build a target-account list, or organize companies into lists and folders.
Finds companies matching criteria (industry, size, location, technologies), estimates how many contacts exist across them, and manages saved searches. Use when the user wants to find companies, build a target-account list, or size a prospecting batch before spending credits. Browsing is free.
Finds all publicly available email addresses and contacts at a company domain. Use when the user asks who works at a company, wants to find contacts at a domain, or needs email addresses for an organization.
| name | email-verifier |
| description | Verifies whether an email address is deliverable by checking DNS and SMTP records. Use when the user wants to check if an email is valid, verify an email address, or assess deliverability before sending. |
| user-invocable | true |
| argument-hint | jane@stripe.com |
Check whether an email address is deliverable before you send to it.
/hunter:email-verifier jane@stripe.com"Is john@acme.com a valid email?""Check if sarah@notion.so is deliverable""Verify these emails: a@x.com, b@y.com, c@z.com""Can I send to hello@example.com?"Parse the input. Extract the email address(es).
Call Email-Verifier for each email.
Present the result with an actionable recommendation:
# Verification: jane@stripe.com
| Check | Result |
|-------|--------|
| **Status** | valid |
| **Score** | 91 |
| **MX Records** | Valid |
| **SMTP Check** | Valid |
| **Accept All** | No |
| **Disposable** | No |
## Recommendation
Safe to send. This email address is deliverable with high confidence.
## Next Actions
1. Find more contacts at stripe.com
2. Enrich this contact with personal details
Interpret the result clearly based on the status field:
valid (score 80+) -> "Safe to send. This email address is deliverable with high confidence."accept_all -> "Proceed with caution. This mail server accepts all addresses, so delivery is not guaranteed even though SMTP checks pass."unknown -> "Unable to determine deliverability. The mail server didn't respond clearly -- consider sending a low-priority test first."invalid (score below 50) -> "Do not send. This address is likely invalid and will bounce."disposable: true) -> Add: "This is a disposable/temporary email address. It may stop working at any time."For multiple emails, verify each separately and present a summary:
# Verification Summary
| Email | Status | Score | Recommendation |
|-------|--------|-------|----------------|
| jane@stripe.com | valid | 91 | Safe to send |
| john@acme.com | accept_all | 62 | Proceed with caution |
| test@fake.com | invalid | 12 | Do not send |
**Results:** 1 valid, 1 accept_all, 1 invalid
Costs 1 verification credit per email — only charged for valid, invalid, or accept_all results.
Verification status returned with a clear, actionable recommendation the user can act on immediately.