Measured Circle CCTP v2 attestation latency
Measured Circle CCTP v2 attestation latency: Fast/Standard distributions (never blended), first-party burn polling. Bounded observations; percentiles withheld below sample floor. Embedded EIP-712 receipt proves who signed the bytes, not that latency holds. Full: https://x402.payperbyte.io/feeds
Answeringour last check, 2026-09-24
1 of 1checks answered this week
254 msmedian answer time
$0.01listed price per call
$0.01price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://x402.payperbyte.io/feeds/cctp-attestation-latency
| Category | Everything else |
|---|---|
| Provider host | x402.payperbyte.io |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.01 | 254 ms |
Example input (from the provider)
{
"body": {
"chain": "base",
"path": "fast"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"chain": {
"description": "Optional. Narrow to one source chain. Omit for every configured chain. An unrecognized value is a 400, not a paid empty answer.",
"enum": [
"base",
"arbitrum",
"optimism"
],
"type": "string"
},
"path": {
"description": "Optional. CCTP v2 settlement path. Fast and Standard are never blended \u2014 omitting this returns both as separate distributions; an unrecognized value is a 400, not a silent fallback.",
"enum": [
"fast",
"standard"
],
"type": "string"
}
},
"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"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}