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mirrored listing x402 eip155:8453

Kronos by ForgeMesh calibrated crypto price forecast for BTC, ETH, SOL, XRP, and ADA

Kronos by ForgeMesh calibrated crypto price forecast for BTC, ETH, SOL, XRP, and ADA. Returns its forecast horizon, current price, conformal 80% price range, point return, and upside probability for risk-aware autonomous agent planning. Updates hourly; paid in USDC on Base via x402.

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50000 (raw units)
price
1
calls / 30d
1
unique payers
2026-08-23
updated

Provider

x402.coinopai.com · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x1304EC1A8945365e43A5c18a734065f107B417cA",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "50000",
    "maxTimeoutSeconds": 1800
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "symbol": "BTC"
        },
        "type": "http"
      },
      "output": {
        "example": {
          "current_price": 61234.5,
          "horizon": "~5h",
          "range_80": {
            "coverage_target": 0.8,
            "high": 62806,
            "low": 60275,
            "method": "conformal"
          },
          "symbol": "BTC/USD",
          "upside_probability": 0.52,
          "why_not_high": [
            "The calibrated interval is designed for approximate coverage, not certainty; some realized prices can still land outside the range."
          ]
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "queryParams": {
              "properties": {
                "symbol": {
                  "type": "string"
                }
              },
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "properties": {
                "range_80": {
                  "type": "object"
                },
                "symbol": {
                  "type": "string"
                },
                "upside_probability": {
                  "type": "number"
                },
                "why_not_high": {
                  "type": "array"
                }
              },
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  },
  "offer-receipt": {
    "info": {
      "offers": [
        {
          "acceptIndex": 0,
          "format": "eip712",
          "payload": {
            "amount": "50000",
            "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "network": "eip155:8453",
            "payTo": "0x1304EC1A8945365e43A5c18a734065f107B417cA",
            "resourceUrl": "https://x402.coinopai.com/api/kronos/forecast",
            "scheme": "exact",
            "validUntil": 1787449148,
            "version": 1
          },
          "signature": "0x19c19e20bfe593cc3673abe0c7a1042fafc6ed6c4cb4bb944dc88229a794eddf155fb0f425eae9cfd8ec65cacfa389ed6e22669ab682b2ec6433a3f546c61d291c"
        }
      ]
    },
    "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"
    }
  },
  "payment-identifier": {
    "info": {
      "required": false
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "id": {
          "maxLength": 128,
          "minLength": 16,
          "pattern": "^[a-zA-Z0-9_-]+$",
          "type": "string"
        },
        "required": {
          "type": "boolean"
        }
      },
      "required": [
        "required"
      ],
      "type": "object"
    }
  }
}

Use it

curl

curl "https://x402.coinopai.com/api/kronos/forecast"
# -> 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.coinopai.com/api/kronos/forecast");
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.coinopai.com/api/kronos/forecast")
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/6016.json, and this resource appears in /discovery/resources and /discovery/search.