The real catalog of tools for AI agents

Google tells you what exists. Faceabot tells you what holds up.

45,319real tools

29,744callable over HTTPS

19,950measured

6,699proven reliable

AgentDiet B2A Email Deliverability, MX, SPF & DMARC Verifier Being measured · 100% over 2 checks Real task being tested · 2/2

Validates email syntax, disposable/burner provider status, role accounts, and live DNS MX/SPF/DMA.

MCP endpoint : https://email-verify.agentdiet.dev/mcp · website · measurements and details

Email Deliverability Audit API Being measured · 0% over 1 checks

Audit email domain deliverability: SPF, DKIM, DMARC, MX. Score 0-100. x402.

MCP endpoint : https://email-deliverability.api.klymax402.com/mcp · website · measurements and details

mcp-domain-deliverability-checker Not measured yet

Audit a domain email deliverability via Apify: SPF, DKIM, DMARC, MX, blacklist, catch-all, age.

Package npm : @mambalabsdev/mcp-domain-deliverability-checker · website · measurements and details

email-deliverability Reliable (measured) · 100% over 3 checks

Scan and fix a domain's email deliverability (SPF, DKIM, DMARC, MTA-STS, BIMI, DNS blocklists).

MCP endpoint : https://mcp.inboxguard.io/mcp · measurements and details

scan.mx Email Diagnostics Flaky · 67% over 3 checks Real task being tested · 2/2

Email deliverability check: MX, SPF, DKIM, DMARC, blacklists, MTA-STS, DNSSEC, BIMI. Graded, no key.

MCP endpoint : https://api.scan.mx/mcp · website · measurements and details

Mail7 Email Validation Not measured yet

Verify email addresses, clean lists, and audit a domain SPF, DKIM, DMARC and MX setup.

Package npm : mail7-mcp · website · measurements and details

Email Verification MCP Being measured · 0% over 1 checks

Verify emails — deliverability, disposable/role/free detection, MX validity, domain age.

MCP endpoint : https://email-verify-mcp-production.up.railway.app/mcp · website · measurements and details

email-verifier Private (key required)

Verify email addresses in bulk: syntax, domain, MX, disposable and role addresses, SPF and DMARC

MCP endpoint : https://mcp.apify.com?tools=pavel.tashev/email-verifier · measurements and details

Powerline Email Tools Flaky · 96% over 27 checks Fails real tasks · 0/25

Email deliverability checks: SPF, DKIM, DMARC, BIMI, MTA-STS, blacklists, headers, spam words

MCP endpoint : https://powerline.ai/mcp · website · measurements and details

DnsGuard Reliable (measured) · 100% over 38 checks Does the job (tested) · 38/38

Check a domain's email authentication: SPF, DKIM, DMARC, BIMI, MX, MTA-STS, TLS-RPT. Score + fixes.

MCP endpoint : https://dnsguard.mike-tusa.workers.dev/mcp · website · measurements and details

Auth Posture — Email Deliverability & Spoofability Audit Reliable (measured) · 100% over 44 checks

One-call domain audit: MX receiving, SPF/DMARC/DKIM spoofing protection, disposable-address risk.

MCP endpoint : https://auth-posture.rowb.app/mcp · website · measurements and details

Email Verifier MCP Private (key required)

Verify email deliverability with RFC format, MX, SMTP and disposable-domain checks.

MCP endpoint : https://neeenja--email-verifier-mcp.apify.actor/mcp · website · measurements and details

MailX Email Deliverability Flaky · 67% over 3 checks

Check SPF/DKIM/DMARC/BIMI, blacklists, SMTP/IMAP; DNS lookups; generate email DNS records.

MCP endpoint : https://themailx.com/mcp · website · measurements and details

deliveriq-mcp Not measured yet

Email deliverability for AI agents. 12 tools: verify, DNSBL, DMARC, spam-trap, finder.

Package npm : @deliveriq/mcp · website · measurements and details

x402 Email Verifier Reliable (measured) · 100% over 7 checks

Email verification for AI agents: syntax, MX, disposable, role, score. $0.001 USDC/call via x402.

MCP endpoint : https://x402-email-verifier.microtools-x402.workers.dev/mcp · website · measurements and details

Email Auth Checker Reliable (measured) · 100% over 4 checks Does the job (tested) · 4/4

SPF, DKIM, DMARC, MTA-STS and domain-expiry checks for any domain, with SPF lookup counts.

MCP endpoint : https://email-auth-check.quietworklabs.workers.dev/mcp · website · measurements and details

email-intelligence Private (key required)

Email intelligence for agents: MX, SPF/DKIM/DMARC, disposable/role checks, and a 0-100 score.

MCP endpoint : https://marcelocarlos--emailiq-mcp.apify.actor/mcp · website · measurements and details

deliverability-doctor Reliable (measured) · 100% over 42 checks

Check if a domain can be email-spoofed: SPF, DMARC, DKIM, MX graded from public DNS. Authless.

MCP endpoint : https://deliverability-doctor.deliverability-doctor.workers.dev/mcp · website · measurements and details

Email Validator (MX, Disposable, Typo) Private (key required)

Validate emails without sending mail: syntax, MX, disposable, role and typo checks, SPF/DMARC.

MCP endpoint : https://mcp.apify.com/?tools=fetch-actor-details,fairquery/email-validator-mx-disposable · website · measurements and details

MX Verdict Flaky · 86% over 7 checks Does the job (tested) · 6/6

Free, read-only email and DNS checks: SPF, DKIM, DMARC, MX, DNS records, blocklists, domain health.

MCP endpoint : https://mxverdict.com/mcp · website · measurements and details

AI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt

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