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x402-tollbooth.onrender.com

Check whether email addresses are real and safe to send to. Verifies…

Check whether email addresses are real and safe to send to. Verifies up to 25 addresses per call: syntax, domain MX/A record (including null-MX), disposable-domain, role-account, free-provider and typo checks. Does not perform SMTP/mailbox verification.

Ready now7 calls · 4 buyers in 30 days

Input

Emails
Array of email address strings, max 25 per call.

Sample response

Published by the provider. Your run returns a fresh response.

response4 keys
checked2
checks_performed7 items
0"syntax"
1"domain_mx_or_a_record"
2"null_mx"
3"disposable_domain_list"
4"role_based_account"
5"free_provider_flag"
6"typo_suggestion"
note"These are format and domain-level checks, not a live SMTP/mailbox delivery guarantee. status 'unknown' means DNS was inconclusive - retry later."
results2 items
responseobject, 4 keys
Your agent can do this on its own
Add the MCP URL in Claude Code, Cursor or Codex. Your agent can run Tools within its spending limits, or ask for approval each time. Connect your agent

Connect your agent

Add one MCP URL and your agent can find and run this tool within its spending limits. Choose “Ask each time” if you want to approve every Call.

MCP URL

https://app.aecon.ai/mcp
Terminalbash
claude mcp add --transport http --scope user agentic-economy "https://app.aecon.ai/mcp"

In Claude Code, open /mcp, select agentic-economy, then choose Authenticate.

Track record

Paid calls, last 30 days
7
Buyers, last 30 days
4
Last paid call

Reported by the x402 directory.

A$0.0072 per call