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Portable intent card · web-api-intelligence

Email MX Readiness Check API for agents

Email MX Readiness Check: Email MX Readiness Check checks caller-supplied MX records for usable non-null exchanges from bounded caller-supplied values without an external provider. Call Email MX Readiness Check before treating caller-supplied MX records as usable non-null exchanges. Returns normalized web evidence, the computed finding, and an explicit pass or advisory status for Email MX Readiness Check as versioned deterministic JSON. Price: $0.001 USDC via x402 on Base. First-party, stateless, memory-only execution with no paid upstream, live RPC, web search, credentials, custody, signing, media generator, or input retention. Honest limit: Evaluates only caller-supplied metadata; it performs no DNS lookup, HTTP request, web search, credential use, or persistent storage. Advisory output only; the buyer owns authorization, payment policy, and production decisions.

Email MX Readiness Check APIEmail MX Readiness Check for agentspay per result APIx402 APIno API key

Intent to transaction

One command, attributed.

The source header follows this discovery route through challenge, payment and delivery without exposing the buyer or request body.

npx agentcash@latest fetch https://api.delx.ai/api/v1/x402/email-mx-readiness-check -m POST -H 'x-delx-source: intent-card-email-mx-readiness-check-api' --max-amount 0.001 -b '{"records":[{"priority":10,"exchange":"mx.example.com"}]}'
Example inputPOST /api/v1/x402/email-mx-readiness-check
{
  "records": [
    {
      "priority": 10,
      "exchange": "mx.example.com"
    }
  ]
}
Agent discoverydelx/intent-card/v1
{
  "intent": "Email MX Readiness Check for an agent workflow",
  "tool_name": "util_email_mx_readiness_check",
  "price_usdc": "0.001",
  "machine_url": "https://commerce.delx.ai/intents/email-mx-readiness-check-api.json"
}

Portable and inspectable

Share the intent, not a directory search.