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PayPerByte

POST x402.payperbyte.io/feeds/pkg-verdict

OPEN SERVICE ↗

SONAR SCORE0.000

LIVE PRICE0.100000

BAZAAR LIVE—

CDP INDEXEDno

DECISION EVIDENCE

Why an agent can trust this route.

No recent observations

HANDSHAKE SUCCESS0.0%402 challenge reachable

PAID DELIVERY0.0%settlement observed

P90 LATENCY—recent response window

PRICE DRIFT—advertised vs observed

Sonar evidence is advisory. Paid delivery is shown as verified only when paid probes are available; otherwise route estimates use the unpaid handshake as a clearly labeled proxy.

SONAR PROBE HISTORY / 30D

Observed outcomes

JSON ↗

No probe history yet.

LIVE ENDPOINT METADATA

Signed ALLOW/WARN/BLOCK on installing a package@version: OSV.dev malicious-corpus + typosquat distance + registry signals. Verify before you install.

Resource: x402.payperbyte.io/feeds/pkg-verdict

Network: eip155:8453 · Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 · Pay to: 0xffFf4B8Da8C165B556326453446F6940C8AFE0DB

Payment methods: — · Last validation: —

{
  "input": {
    "body": {
      "package": "left-pad",
      "ecosystem": "npm"
    },
    "type": "http",
    "method": "POST",
    "bodyType": "json"
  },
  "output": {
    "type": "json",
    "example": {
      "_note": "Illustrative response shape — not a live answer. ALLOW/WARN/BLOCK is a screening signal. The embedded EIP-712 receipt (domain chainId 421614 = Arbitrum Sepolia, a frozen signing namespace, not a settlement rail) proves who signed the exact answer bytes — not that the verdict is correct.",
      "answer": {
        "v": "pkg-verdict/v1",
        "query": {
          "package": "left-pad",
          "version": null,
          "ecosystem": "npm",
          "version_requested": null
        },
        "score": 96,
        "reasons": [
          "illustrative — real answers cite the pv-v1 OSV.dev / typosquat / registry / known-bad signals judged"
        ],
        "verdict": "ALLOW",
        "methodology": "pv-v1"
      },
      "attestation": {
        "domain": {
          "name": "BYTE Library",
          "chainId": 421614,
          "version": "1"
        },
        "signer": "0x…",
        "signature": "0x…",
        "payloadHash": "0x…"
      }
    }
  },
  "paymentRequirements": [
    {
      "raw": {
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "payTo": "0xffFf4B8Da8C165B556326453446F6940C8AFE0DB",
        "amount": "100000",
        "scheme": "exact",
        "network": "eip155:8453",
        "maxTimeoutSeconds": 300
      },
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "payTo": "0xffFf4B8Da8C165B556326453446F6940C8AFE0DB",
      "scheme": "exact",
      "network": "eip155:8453",
      "amountAtomic": "100000"
    }
  ]
}

METADATA PROVENANCE

Source catalog records are retained separately from live endpoint observations. Sonar score, uptime, and latency are advisory metrics. CDP indexing is not inferred from validation.