Validates email deliverability: syntax check, MX record lookup, and SMTP server reachabili
Validates email deliverability: syntax check, MX record lookup, and SMTP server reachability. Returns risk score and quality rating. Deterministic, sub-second. x402-native.
5000 (raw units)
price
5
calls / 30d
4
unique payers
2026-09-14
updated
Provider
api.qonoro.ai · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x40B62aa49F4a929760fb2DD0Fcb0642f0AA872eb",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "5000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"email": "[email protected]"
},
"bodyType": "json",
"inputSchema": {
"properties": {
"buyer_region": {
"description": "Optional privacy-safe buyer region for operational reporting.",
"type": "string"
},
"email": {
"description": "Email address to validate (e.g. '[email protected]').",
"type": "string"
}
},
"required": [
"email"
],
"type": "object"
},
"method": "POST",
"type": "http"
},
"output": {
"example": {
"cache_hit": false,
"disposable": false,
"domain": "stripe.com",
"email": "[email protected]",
"mx_found": true,
"mx_records": [
{
"host": "aspmx.l.google.com",
"priority": 1
}
],
"quality": "valid",
"request_id": "example-request-id",
"response_time_ms": 320,
"risk_reasons": [],
"risk_score": 0,
"smtp_connectable": true,
"syntax_valid": true,
"valid": true
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"buyer_region": {
"description": "Optional privacy-safe buyer region for operational reporting.",
"type": "string"
},
"email": {
"description": "Email address to validate (e.g. '[email protected]').",
"type": "string"
}
},
"required": [
"email"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"inputSchema": {
"type": "object"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"cache_hit": {
"type": "boolean"
},
"disposable": {
"type": "boolean"
},
"domain": {
"nullable": true,
"type": "string"
},
"email": {
"type": "string"
},
"mx_found": {
"type": "boolean"
},
"mx_records": {
"items": {
"properties": {
"host": {
"type": "string"
},
"priority": {
"type": "integer"
}
},
"type": "object"
},
"type": "array"
},
"quality": {
"enum": [
"valid",
"risky",
"invalid"
],
"type": "string"
},
"request_id": {
"type": "string"
},
"response_time_ms": {
"nullable": true,
"type": "number"
},
"risk_reasons": {
"items": {
"type": "string"
},
"type": "array"
},
"risk_score": {
"type": "number"
},
"smtp_connectable": {
"nullable": true,
"type": "boolean"
},
"syntax_valid": {
"type": "boolean"
},
"valid": {
"type": "boolean"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://api.qonoro.ai/v1/email/validate" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://api.qonoro.ai/v1/email/validate");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://api.qonoro.ai/v1/email/validate")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/3202.json, and this resource appears in /discovery/resources and /discovery/search.