Build an otpauth:// provisioning URI (the string encoded in authenticator QR codes) for a
Build an otpauth:// provisioning URI (the string encoded in authenticator QR codes) for a totp or hotp secret. Includes label, issuer, algorithm, digits and period (totp) or counter (hotp). The secret must be valid base32.
4000 (raw units)
price
4
calls / 30d
2
unique payers
2026-09-14
updated
Provider
otp.openverbs.com · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "4000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"issuer": "example",
"label": "example",
"secret": "example",
"type": "totp"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"algorithm": {
"description": "HMAC algorithm. Default SHA1.",
"enum": [
"SHA1",
"SHA256",
"SHA512"
],
"type": "string"
},
"counter": {
"description": "Initial counter (required for hotp).",
"minimum": 0,
"type": "integer"
},
"digits": {
"description": "Number of code digits. Default 6.",
"maximum": 10,
"minimum": 6,
"type": "integer"
},
"issuer": {
"description": "Issuer/provider name.",
"maxLength": 128,
"minLength": 1,
"type": "string"
},
"label": {
"description": "Account label, e.g. 'Example:[email protected]'.",
"maxLength": 128,
"minLength": 1,
"type": "string"
},
"period": {
"description": "Time step (totp only). Default 30.",
"maximum": 86400,
"minimum": 1,
"type": "integer"
},
"secret": {
"description": "Base32-encoded shared secret.",
"maxLength": 1024,
"minLength": 1,
"type": "string"
},
"type": {
"description": "OTP type. Default totp.",
"enum": [
"totp",
"hotp"
],
"type": "string"
}
},
"required": [
"label",
"secret"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://otp.openverbs.com/v1/uri" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://otp.openverbs.com/v1/uri");
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://otp.openverbs.com/v1/uri")
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/12731.json, and this resource appears in /discovery/resources and /discovery/search.