mirrored listing x402 eip155:8453

Token score by contract address — one 0-100 composite of a Base token market structure fro

Token score by contract address — one 0-100 composite of a Base token market structure from seven weighted factors: USD liquidity, holder concentration, holder count, 24h volume, market age, pool breadth and price stability. Every sub-score, weight, raw input, source plane and read time comes back with the number, plus the full breakpoint curve, so the score can be recomputed from the response. A factor whose data plane is unavailable is reporte…

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10000 (raw units)
price
2
calls / 30d
1
unique payers
2026-09-01
updated

Provider

x402.ottoai.services · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "maxTimeoutSeconds": 300
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "token": "0x532f27101965dd16442e59d40670faf5ebb142e4"
        },
        "type": "http"
      },
      "output": {
        "example": {
          "data": {
            "band": "high",
            "caveats": [
              {
                "affects": [
                  "score"
                ],
                "code": "token_score_is_market_structure_...",
                "plain": "This score measures market struc..."
              }
            ],
            "context": {
              "absPriceChange24hPct": 6.8,
              "distinctDexCount": 10,
              "fdvUsd": 418200000,
              "holderChange7dPercent": 1.9,
              "liquidityUsd": 1115151.5,
              "marketCapUsd": 414220000,
              "matchedPoolCount": 20,
              "oldestPoolAgeDays": 118,
              "pooledLiquidityUsd": 2343405.11,
              "poolsReturned": 20,
              "priceChange24hPct": -6.8,
              "priceUsd": 0.04182,
              "top10SupplyPercent": 33.4,
              "totalHolders": 3420,
              "turnover24h": 0.121,
              "volume24hUsd": 284110.9
            },
            "coverage": {
              "factorsPresent": 7,
              "factorsTotal": 7,
              "minWeightCoverage": 0.5,
              "planesAnswered": [
                "dex-price-base"
              ],
              "planesUnavailable": [],
              "weightCoverage": 1
            },
            "factors": [
              {
                "absenceReason": null,
                "input": 2343405.11,
                "inputUnit": "USD",
                "key": "liquidity",
                "measures": "USD liquidity summed across the ...",
                "plane": "dex-pools-token",
                "planeReadAt": "2026-09-01T11:58:06.000Z",
                "present": true,
                "score": 85.6,
                "weight": 0.24
              }
            ],
            "formula": {
              "bands": [
                {
                  "band": "very-high",
                  "min": 80
                }
              ],
              "description": "Each factor maps its raw input o...",
              "factors": [
                {
                  "breakpoints": [
                    {
                      "score": 0,
                      "x": 0
                    }
                  ],
                  "inputField": "context.pooledLiquidityUsd",
                  "inputUnit": "USD",
                  "key": "liquidity",
                  "measures": "USD liquidity summed across the ...",
                  "plane": "dex-pools-token",
                  "weight": 0.24
                }
              ],
              "method": "weighted-mean-of-piecewise-linea...",
              "minWeightCoverage": 0.5
            },
            "generatedAt": "2026-09-01T12:00:00.000Z",
            "methodology": "https://docs.useotto.xyz/acp-swa...",
            "note": "A single 0-100 read on this toke...",
            "score": 74.6,
            "scoreWithheldReason": null,
            "token": {
              "address": "0x532f27101965dd16442e59d40670fa...",
              "name": "Brett",
              "network": "base",
              "symbol": "BRETT"
            }
          },
          "meta": {
            "degraded": false,
            "generatedAt": "",
            "stalenessSec": 0,
            "validUntil": ""
          },
          "status": "success"
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "queryParams": {
              "properties": {
                "token": {
                  "description": "Base (chain 8453) ERC-20 contract address, 0x followed by 40 hex characters. Address-keyed on purpose: a ticker symbol could resolve to a different chain deployment on one data plane than on another, and the composite would then fuse two tokens. Use /token-price for symbol lookups.",
                  "type": "string"
                }
              },
              "required": [
                "token"
              ],
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "properties": {
                "data": {
                  "description": "Endpoint payload (see meta.generatedAt for freshness)"
                },
                "meta": {
                  "type": "object"
                },
                "status": {
                  "enum": [
                    "success"
                  ],
                  "type": "string"
                }
              },
              "required": [
                "status",
                "data",
                "meta"
              ],
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  },
  "builder-code": {
    "info": {
      "a": "bc_hc2dhq09"
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "additionalProperties": false,
      "properties": {
        "a": {
          "description": "App builder code",
          "pattern": "^[a-z0-9_]{1,32}$",
          "type": "string"
        },
        "s": {
          "description": "Service builder codes",
          "items": {
            "pattern": "^[a-z0-9_]{1,32}$",
            "type": "string"
          },
          "type": "array"
        },
        "w": {
          "description": "Wallet builder code",
          "pattern": "^[a-z0-9_]{1,32}$",
          "type": "string"
        }
      },
      "type": "object"
    }
  },
  "offer-receipt": {
    "info": {
      "offers": [
        {
          "acceptIndex": 0,
          "format": "eip712",
          "payload": {
            "amount": "10000",
            "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "network": "eip155:8453",
            "payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
            "resourceUrl": "https://x402.ottoai.services/token-score",
            "scheme": "exact",
            "validUntil": 1788272094,
            "version": 1
          },
          "signature": "0x1a1fc5bba5600f1c5b904a71e076a372df63a8f39f0ee49b67def660136fca1f7988b3ce65a334211316b41c40b963b131d89aa2cecb79407acacb4420beadf41c"
        }
      ]
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "offers": {
          "items": {
            "properties": {
              "acceptIndex": {
                "type": "integer"
              },
              "format": {
                "type": "string"
              },
              "payload": {
                "properties": {
                  "amount": {
                    "type": "string"
                  },
                  "asset": {
                    "type": "string"
                  },
                  "network": {
                    "type": "string"
                  },
                  "payTo": {
                    "type": "string"
                  },
                  "resourceUrl": {
                    "type": "string"
                  },
                  "scheme": {
                    "type": "string"
                  },
                  "validUntil": {
                    "type": "integer"
                  },
                  "version": {
                    "type": "integer"
                  }
                },
                "required": [
                  "version",
                  "resourceUrl",
                  "scheme",
                  "network",
                  "asset",
                  "payTo",
                  "amount"
                ],
                "type": "object"
              },
              "signature": {
                "type": "string"
              }
            },
            "required": [
              "format",
              "signature"
            ],
            "type": "object"
          },
          "type": "array"
        }
      },
      "required": [
        "offers"
      ],
      "type": "object"
    }
  },
  "otto-content-receipt": {}
}

Use it

curl

curl "https://x402.ottoai.services/token-score"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

JavaScript

const res = await fetch("https://x402.ottoai.services/token-score");
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://x402.ottoai.services/token-score")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header

Machine-readable

Everything on this page is also available as clean JSON at /resources/200.json, and this resource appears in /discovery/resources and /discovery/search.