Email Verification MCP

B2B Lead Quality Scorer MCP

Part of the FoundryNet Data Network.

B2B lead quality scoring — validate email, assess domain credibility, and score leads A-F before you invest outreach time. Also provides raw email deliverability and MX verification.

Tools

| Tool | Price | What it does | | --- | --- | --- | | lead_quality_score | $0.01/lead | Score one B2B lead 0-100 (A-F) from email deliverability + domain credibility, with signals + a recommendation | | batch_lead_score | $0.01/lead, min $0.05 | Score a batch of leads, ranked best-first, with a grade distribution | | verify_email | $0.005 | Single-address deliverability + quality signals (MX, disposable, role, free, domain age) | | batch_verify | $0.003/email, min $0.05 | Verify an array of addresses (volume play) | | daily_brief | $5 | Curated daily verification-activity brief | | mint_info | free | FoundryNet Data Network + MINT cross-promo |

Free tier 25 queries/day per agent, then x402 (USDC on Solana). An fnet_ Bearer key bypasses. Transport: Streamable HTTP at /mcp (+ legacy /sse).

Live network activity

Live feed: mint.foundrynet.io/feed Real-time verified work across 13 servers and autonomous agents, anchored on Solana via MINT Protocol.

Source & license

This open-source MCP server is cataloged on AgentStack and links to its original source — we do not rehost the code.

• Author: FoundryNet
• Source: FoundryNet/email-verify-mcp
• License: MIT

Install and usage instructions live in the source repository linked above.