{
 "protocolVersion": "0.3.0",
 "name": "MailPulse",
 "description": "Send a REAL physical letter — US First-Class, US Certified Mail (with optional electronic return receipt), or international — via Lob's Print & Mail network. ACTION API, not a data lookup: paying causes a real letter to be printed and mailed. Flow: free quote -> paid send -> optional status/tracking poll. Pay-per-call via x402 on Base.",
 "url": "https://mailpulse.theaslangroupllc.com",
 "preferredTransport": "HTTP+JSON",
 "version": "1.0.0",
 "provider": {
  "organization": "The Aslan Group LLC",
  "url": "https://theaslangroupllc.com"
 },
 "documentationUrl": "https://mailpulse.theaslangroupllc.com/llms.txt",
 "capabilities": {
  "streaming": false,
  "pushNotifications": false,
  "stateTransitionHistory": false
 },
 "defaultInputModes": [
  "application/json"
 ],
 "defaultOutputModes": [
  "application/json"
 ],
 "skills": [
  {
   "id": "send-physical-letter",
   "name": "Send Physical Letter",
   "description": "Prints and mails a real physical letter (US First-Class, US Certified, or international) via Lob once payment settles. ACTION, not a data lookup. Requires a free /api/quote first. $3.00-$14.00 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://mailpulse.theaslangroupllc.com/openapi.json",
   "tags": [
    "send-physical-letter",
    "certified-mail",
    "usps",
    "physical-mail",
    "action",
    "x402",
    "pay-per-call"
   ]
  },
  {
   "id": "address-verification",
   "name": "Address Verification",
   "description": "Deliverability check (US + international) via Lob address verification, before you pay to print a letter. $0.01 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://mailpulse.theaslangroupllc.com/openapi.json",
   "tags": [
    "address-verification",
    "usps",
    "deliverability",
    "x402",
    "pay-per-call"
   ]
  },
  {
   "id": "letter-quote",
   "name": "Free Letter Quote",
   "description": "Free, exact price quote and signed quote_id for a prospective letter — no charge, no Lob call. Required first step before POST /api/letters. Parameters: https://mailpulse.theaslangroupllc.com/openapi.json",
   "tags": [
    "quote",
    "pricing",
    "free"
   ]
  },
  {
   "id": "mail-tracking",
   "name": "Letter Status / USPS Tracking",
   "description": "Cheap status and USPS tracking poll for a previously sent letter. $0.005 pay-per-call via x402 (USDC, Base). Parameters and pricing: https://mailpulse.theaslangroupllc.com/openapi.json",
   "tags": [
    "usps-tracking",
    "mail-status",
    "x402",
    "pay-per-call"
   ]
  },
  {
   "id": "catalog",
   "name": "MailPulse full catalog",
   "description": "All endpoints with parameters, prices and examples: https://mailpulse.theaslangroupllc.com/openapi.json and https://mailpulse.theaslangroupllc.com/llms.txt",
   "tags": [
    "catalog",
    "openapi",
    "x402"
   ]
  }
 ]
}