x402 List

x402 Protocol Service Directory

token-risk

Verification PAYMENT-READY

payment-ready until 2026-08-20

Static on-chain token/contract risk scanner (bytecode-only, safe): proxy/upgradeability, owner/mint/pause/blacklist/setFee selectors, Sourcify-verified source, honeypot heuristics. Deep tier adds contract-control analysis: owner()/admin readout, ownership-renounced?, EOA-vs-multisig owner, proxy implementation. USDC on Base via x402.

Pay from $0.01 to $0.05 per request in USDC on Base, settled onchain via the x402 protocol, no signup, no API key needed.

first settlement 2026-08-12 · $0.04 all-time · settled via coinbase

BASE URL https://5-9-107-124.nip.io WEBSITE https://5-9-107-124.nip.io ENDPOINTS 2 NETWORK Base ASSET USDC MEMBER SINCE 2026-07-21 MONITORED SINCE 2026-07-21

ASSESSMENT

updated 3h ago

Evidence-backed signals, not a single score. Click any chip for the proof. Measured values stay read-only; unknown is honest.

reliability 100%
uptime 24h
100%
uptime 7d
100%
uptime 30d
100%
uptime 90d
100%
response p95
1985ms
avg response
457ms
total checks
2,067

Measured on the unpaid 402 handshake, not the paid call. A service can 402 correctly and still fail after payment.

compliance A (14/14)

14 of 14 x402 conformance checks pass. Full checklist below.

jump to compliance checklist

price $0.01 to $0.05 (p31 in Verification)
price (min)
$0.01
price (max)
$0.05
category percentile (min)
p31 in Verification
category percentile (max)
p38 in Verification
endpoints / prices
2 / 2
model
tiered
stability
0%
risk clean

No deterministic risk flag. Risk fires only on an exact blocklist match, or a reserved-brand name with a mismatched verified payTo. Never from low uptime, a high price, or a model guess.

domain age
-
registrar
-
hosting
custom
domain created
---

Identity facts, not a risk score.

traction $0.01 30d · 1 buyers · top buyer 100%
volume 30d
$0.01
buyers 30d
1
settlements 30d
1
first settlement
2026-08-12
last settlement
2026-08-13
top buyer share
100% of 30d volume
trend 7d vs 30d
4.29x the 30d daily rate
networks
eip155:8453
volume all-time
$0.04
settlements all-time
3
median settlement 30d
$0.01
max settlement 30d
$0.01
settled via
coinbase ($0.01, 1 tx)

Conservative undercount: only USDC settlements via facilitators we measure are counted. A measured floor, not an estimate.

Top buyer share is a concentration signal, not part of the ranking score.

CHANGES

3 events, detecting since 2026-07-24

Payout, price, and schema changes detected on this service's x402 wire. A payout rotation at an unchanged price shows up here even when nothing else moves. Full feed at /changes.

changes payout address changed 40h ago (3 since 2026-07-24)

payout address changed · 40h ago

payout removed 0xC49e5374F0072abC0b4c134B2fd413d87aA6354A

payout added 0xa600bD74CB55958A79B535b4741fD66681Fc3e8c

payout address changed · 2d ago

payout removed 0xa600bD74CB55958A79B535b4741fD66681Fc3e8c

payout added 0xC49e5374F0072abC0b4c134B2fd413d87aA6354A

price changed · 2d ago

GET /token-risk · eip155:8453 · USDC: 2000010000

Amounts are on-wire atomic units in the named asset.

see all changes for this service

WHAT IT DOES

ai-derived

No AI synthesis has been produced for this service yet.

ENDPOINTS

Service endpoints with HTTP method, path, description, pricing, and network
METHOD PATH DESCRIPTION PRICE NETWORK ASSET 402 CHANNEL
GET /token-risk $0.01 Base USDC header
GET /token-risk/deep $0.05 Base USDC header
2 endpoints

REQUEST / RESPONSE EXAMPLE

An unpaid request to GET /token-risk returns HTTP 402 with the payment terms. Settle onchain via your facilitator, then retry with the X-Payment header.

// request
curl -i 'https://5-9-107-124.nip.io/token-risk'
// 402 response (captured by monitor) · 2 payloads · click to expand
[
  {
    "error": "Payment required",
    "accepts": [
      {
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "payTo": "0xa600bD74CB55958A79B535b4741fD66681Fc3e8c",
        "amount": "50000",
        "scheme": "exact",
        "network": "eip155:8453",
        "maxTimeoutSeconds": 300
      }
    ],
    "resource": {
      "url": "https://5-9-107-124.nip.io/token-risk/deep",
      "tags": [
        "risk",
        "security",
        "token",
        "control"
      ],
      "mimeType": "",
      "description": "Deep contract-control analysis (owner/admin/renounced/proxy).",
      "serviceName": "token-risk-deep"
    },
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "type": "http",
            "method": "GET",
            "queryParams": {
              "chain": "base",
              "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
            }
          },
          "output": {
            "type": "json",
            "example": {
              "chain": "base",
              "flags": [],
              "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "risk_band": "low",
              "risk_score": 0
            }
          }
        },
        "schema": {
          "type": "object",
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "required": [
            "input"
          ],
          "properties": {
            "input": {
              "type": "object",
              "required": [
                "type",
                "method"
              ],
              "properties": {
                "type": {
                  "type": "string",
                  "const": "http"
                },
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "type": "object",
                  "required": [
                    "chain"
                  ],
                  "properties": {
                    "chain": {
                      "enum": [
                        "base",
                        "ethereum"
                      ],
                      "type": "string"
                    },
                    "address": {
                      "type": "string",
                      "pattern": "^0x[0-9a-fA-F]{40}$"
                    }
                  }
                }
              },
              "additionalProperties": false
            },
            "output": {
              "type": "object",
              "required": [
                "type"
              ],
              "properties": {
                "type": {
                  "type": "string"
                },
                "example": {
                  "type": "object"
                }
              }
            }
          }
        }
      }
    },
    "x402Version": 2
  },
  {
    "error": "Payment required",
    "accepts": [
      {
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "payTo": "0xa600bD74CB55958A79B535b4741fD66681Fc3e8c",
        "amount": "10000",
        "scheme": "exact",
        "network": "eip155:8453",
        "maxTimeoutSeconds": 300
      }
    ],
    "resource": {
      "url": "https://5-9-107-124.nip.io/token-risk",
      "tags": [
        "risk",
        "security",
        "token"
      ],
      "mimeType": "",
      "description": "Static on-chain token/contract risk scan (bytecode heuristics).",
      "serviceName": "token-risk"
    },
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "type": "http",
            "method": "GET",
            "queryParams": {
              "chain": "base",
              "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
            }
          },
          "output": {
            "type": "json",
            "example": {
              "chain": "base",
              "flags": [],
              "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "risk_band": "low",
              "risk_score": 0
            }
          }
        },
        "schema": {
          "type": "object",
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "required": [
            "input"
          ],
          "properties": {
            "input": {
              "type": "object",
              "required": [
                "type",
                "method"
              ],
              "properties": {
                "type": {
                  "type": "string",
                  "const": "http"
                },
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "type": "object",
                  "required": [
                    "chain"
                  ],
                  "properties": {
                    "chain": {
                      "enum": [
                        "base",
                        "ethereum"
                      ],
                      "type": "string"
                    },
                    "address": {
                      "type": "string",
                      "pattern": "^0x[0-9a-fA-F]{40}$"
                    }
                  }
                }
              },
              "additionalProperties": false
            },
            "output": {
              "type": "object",
              "required": [
                "type"
              ],
              "properties": {
                "type": {
                  "type": "string"
                },
                "example": {
                  "type": "object"
                }
              }
            }
          }
        }
      }
    },
    "x402Version": 2
  }
]

OVER TIME

All charts use the 90d selector; each series spans only the dates it has data for. Every series is also served as JSON at /api/v1/services/token-risk/price, /scores, /volume and /buyers. On-chain volume and distinct buyers are measured over the service's settlement address and are a conservative undercount (only settlements that reach a measured facilitator are counted). The on-chain series roll up hourly, so the latest day can be up to about an hour behind; distinct buyers are counted per payout address, so a service that settles to more than one address is an upper bound.

UPTIME
07-21 · uptime 100.0% · 398ms avg07-22 · uptime 100.0% · 347ms avg07-23 · uptime 100.0% · 349ms avg07-24 · uptime 100.0% · 328ms avg07-25 · uptime 100.0% · 333ms avg07-26 · uptime 100.0% · 361ms avg07-27 · uptime 100.0% · 387ms avg07-28 · uptime 100.0% · 451ms avg07-29 · uptime 100.0% · 389ms avg07-30 · uptime 100.0% · 382ms avg07-31 · uptime 100.0% · 430ms avg08-01 · uptime 100.0% · 523ms avg08-02 · uptime 100.0% · 477ms avg08-03 · uptime 100.0% · 568ms avg08-04 · uptime 100.0% · 456ms avg08-05 · uptime 100.0% · 563ms avg08-06 · uptime 100.0% · 494ms avg08-07 · uptime 100.0% · 681ms avg08-08 · uptime 100.0% · 369ms avg08-09 · uptime 100.0% · 329ms avg08-10 · uptime 100.0% · 348ms avg08-11 · uptime 100.0% · 803ms avg08-12 · uptime 100.0% · 608ms avg08-13 · uptime 100.0% · 541ms avg07-2108-13
90d UPTIME 100%
RESPONSE TIME
07-21 · 398ms avg07-21 · 398ms avg07-22 · 347ms avg07-22 · 347ms avg07-23 · 349ms avg07-23 · 349ms avg07-24 · 328ms avg07-24 · 328ms avg07-25 · 333ms avg07-25 · 333ms avg07-26 · 361ms avg07-26 · 361ms avg07-27 · 387ms avg07-27 · 387ms avg07-28 · 451ms avg07-28 · 451ms avg07-29 · 389ms avg07-29 · 389ms avg07-30 · 382ms avg07-30 · 382ms avg07-31 · 430ms avg07-31 · 430ms avg08-01 · 523ms avg08-01 · 523ms avg08-02 · 477ms avg08-02 · 477ms avg08-03 · 568ms avg08-03 · 568ms avg08-04 · 456ms avg08-04 · 456ms avg08-05 · 563ms avg08-05 · 563ms avg08-06 · 494ms avg08-06 · 494ms avg08-07 · 681ms avg08-07 · 681ms avg08-08 · 369ms avg08-08 · 369ms avg08-09 · 329ms avg08-09 · 329ms avg08-10 · 348ms avg08-10 · 348ms avg08-11 · 803ms avg08-11 · 803ms avg08-12 · 608ms avg08-12 · 608ms avg08-13 · 541ms avg08-13 · 541ms avg07-2108-13
AVG RESP 455ms
PRICE (captured 402, USD)
07-21 · $0.03508-11 · $0.0308-13 · $0.03$0.0307-2108-13

Median across 2 endpoints. Use the selector to isolate one.

SUB-SCORES (uptime + x402 compliance)
07-21 uptime: 100.0% compliance: 100% checks07-22 uptime: 100.0% compliance: 100% checks07-23 uptime: 100.0% compliance: 100% checks07-24 uptime: 100.0% compliance: 100% checks07-25 uptime: 100.0% compliance: 100% checks07-26 uptime: 100.0% compliance: 100% checks07-27 uptime: 100.0% compliance: 100% checks07-28 uptime: 100.0% compliance: 100% checks07-29 uptime: 100.0% compliance: 100% checks07-30 uptime: 100.0% compliance: 100% checks07-31 uptime: 100.0% compliance: 100% checks08-01 uptime: 100.0% compliance: 100% checks08-02 uptime: 100.0% compliance: 100% checks08-03 uptime: 100.0% compliance: 100% checks08-04 uptime: 100.0% compliance: 100% checks08-05 uptime: 100.0% compliance: 100% checks08-06 uptime: 100.0% compliance: 100% checks08-07 uptime: 100.0% compliance: 100% checks08-08 uptime: 100.0% compliance: 100% checks08-09 uptime: 100.0% compliance: 100% checks08-10 uptime: 100.0% compliance: 100% checks08-11 uptime: 100.0% compliance: 100% checks08-12 uptime: 100.0% compliance: 100% checks08-13 uptime: 100.0% compliance: 100% checksuptimecompliance07-2108-13

checklist grew 11->14 on 2026-07-28; a step here is a metric change, not a regression

PILLARS OVER TIME (measured)

Measured site and economics pillars from the assessment history, so the latest value shown elsewhere on this page reads as a point on a trend rather than a permanent state.

VOLUME (on-chain settlement, USD)
08-12 · $0.0308-13 · $0.01peak $0.0308-1208-13
DISTINCT BUYERS
08-12 · 1 buyer08-13 · 1 buyerpeak 1 buyer08-1208-13

COMPLIANCE

14/14 checks pass · grade A

last 402 captured 2026-08-12 · last up 2026-08-13

  • 402 payload captured
  • accepts[] array present
  • payTo address recoverable
  • payTo at accepts[0].payTo (conformant shape)
  • payTo is a valid on-chain address
  • atomic price declared
  • atomic price in a sane range
  • asset (token) address declared
  • network resolves to CAIP-2
  • payment scheme declared
  • served over HTTPS
  • declares the current x402 version (2)
  • EIP-712 domain parameters present on every EVM entry
  • x402 v2 envelope delivered in the payment-required header

SITE PILLARS

  • homepage reachable
  • openapi doc
  • pricing page
  • llms.txt
  • robots.txt
  • terms page
recent checks (18) live · click to expand
TIME STATUS RESP CAUSE
● OK 109ms
● OK 293ms
● OK 185ms
● OK 32ms
● OK 179ms
● OK 304ms
● OK 142ms
● OK 444ms
● OK 212ms
● OK 89ms
● OK 24ms
● OK 148ms
● OK 420ms
● OK 291ms
● OK 345ms
● OK 286ms
● OK 489ms
● OK 269ms

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RUN THIS SERVICE?

Keep this listing accurate: propose changes to the name, description, website, category or add new endpoints to monitor. Ownership is verified with a domain proof and every change is reviewed manually; measured data stays read-only.

[ update this listing ]

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