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40,427 servers. Updated 2026-10-31 23:31

"Authy" matching MCP connectors:

GET /v1/connectors – MCP directory API reference

Matching Connector Tools:

model.tools — Zero-Auth Agent Utilities A
tools.model
Zero-auth email OTP extractor, KV checkpoints, webhook bins, wake timers, and markdown reader.
Email Knowledge & Memory Developer Tools
101
https://mcp.model.tools/mcp
Email Auth Checker A
dev.workers.quietworklabs.email-auth-check
SPF, DKIM, DMARC, MTA-STS and domain-expiry checks for any domain, with SPF lookup counts.
Security Networking & Infrastructure Email
41
https://email-auth-check.quietworklabs.workers.dev/mcp
x402 DNS Email Auth Checker A
dev.workers.microtools-x402.x402-dns-auth-checker
Audit SPF, DKIM, DMARC, MX, BIMI, MTA-STS for a domain; score + grade. $0.003 USDC/call via x402.
Email Networking & Infrastructure Security
21
https://x402-dns-auth-checker.microtools-x402.workers.dev/mcp
Auth Posture — Email Deliverability & Spoofability Audit A
app.rowb.auth-posture
One-call domain audit: MX receiving, SPF/DMARC/DKIM spoofing protection, disposable-address risk.
Email Security
11
https://auth-posture.rowb.app/mcp
ExpenseBot A
io.github.TotesMagotes
Receipt ingestion, Gmail capture, expense analysis, and reviewed reports for AI-agent workflows.
Finance Email Data Visualization
621
https://mcp.expensebot.ai/mcp
smbCloud Mail & AuthOAuth unavailable
io.github.smbcloudXYZ
Email infrastructure and authentication for developers: domains, inbox routes, auth apps, deploys.
Email Security Developer Tools
112
https://api.smbcloud.xyz/v1/mcp