FETCH402
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Resource / 301

healthy

Kronos Crypto Data & Forecasts.

GET https://kronossignals.com/api/v1/overview ↗

Crypto market-wide derivatives snapshot: funding rate, open interest, mark price, and 24h volume for all 16 perpetual futures markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT). One call replaces 16 separate signals calls. Includes per-asset data freshness. Real-time from Kronos market_signals. Pay-per-call via x402.

Eligibility
probeable
Failures
0
Last quote
2026-08-12 22:05:08 UTC
Last probe
2026-08-12 22:05:08 UTC
Payment requirements / accepts[] 1 options
State Network Scheme Atomic amount Asset payTo / untrusted
active eip155:8453 exact 20000 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 0x36038e1d712c5e39f35952164ec58ec2b96caee7

All advertised payment options are stored. Base (`eip155:8453`) is the operational network for ranking and canaries; non-Base options remain visible for transparency.

Probe evidence 1 recent
healthy 2026-08-12 22:05:08 UTC GET · HTTP 402 · 67ms · accepts 1 · base 1 ok
Request
GET https://kronossignals.com/api/v1/overview
Robots
error
Note
robots_error:{:robots_http_status, 404};http_402;accepts=1;base=1
Accepts fingerprint
31fe82a45a74fa7394aba976f58e8e6a26938a19d4574e4d65f5b2186c13bcec

Accepts snapshot

[
  {
    "amount": "20000",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "assetTransferMethod": null,
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "maxTimeoutSeconds": 300,
    "network": "eip155:8453",
    "payTo": "0x36038e1d712c5e39f35952164ec58ec2b96caee7",
    "paymentFlow": null,
    "raw": {
      "amount": "20000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "max_timeout_seconds": 300,
      "network": "eip155:8453",
      "payTo": "0x36038e1d712c5e39f35952164ec58ec2b96caee7",
      "pay_to": "0x36038e1d712c5e39f35952164ec58ec2b96caee7",
      "scheme": "exact"
    },
    "scheme": "exact"
  }
]

PaymentRequired raw 

{
  "accepts": [
    {
      "amount": "20000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:8453",
      "payTo": "0x36038e1d712c5e39f35952164ec58ec2b96caee7",
      "scheme": "exact"
    }
  ],
  "error": "Payment required",
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "pathParams": {},
          "queryParams": {},
          "type": "http"
        },
        "output": {
          "example": {
            "as_of": "2026-07-02T10:00:00.000Z",
            "assets": [
              {
                "asset": "BTC-USD",
                "captured_at": "2026-07-02T10:00:00.000Z",
                "data_age_seconds": 120,
                "data_source": "bybit",
                "funding_rate": 0.0001,
                "funding_rate_annualized": 0.1095,
                "mark_price": 107500,
                "open_interest": 85000,
                "short": "BTC",
                "stale": false,
                "tier": "core",
                "volume_24h": 12000000
              }
            ],
            "available_count": 16,
            "disclaimer": "Data from Bybit perpetual swaps via Kronos market_signals. Not financial advice."
          },
          "type": "json"
        }
      },
      "routeTemplate": ":var1",
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "pathParams": {
                "type": "object"
              },
              "queryParams": {
                "properties": {},
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "resource": {
    "description": "Crypto market-wide derivatives snapshot: funding rate, open interest, mark price, and 24h volume for all 16 perpetual futures markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT). One call replaces 16 separate signals calls. Includes per-asset data freshness. Real-time from Kronos market_signals. Pay-per-call via x402.",
    "mimeType": "application/json",
    "serviceName": "Kronos Crypto Data & Forecasts",
    "tags": [
      "market-overview",
      "derivatives",
      "crypto",
      "multi-asset",
      "funding-rate",
      "open-interest",
      "ai-agents",
      "x402"
    ],
    "url": "https://kronossignals.com/api/v1/overview"
  },
  "x402Version": 2
}

Response headers

{
  "age": "0",
  "cache-control": "public, max-age=0, must-revalidate",
  "content-type": "application/json",
  "date": "Wed, 12 Aug 2026 22:05:08 GMT",
  "payment-required": "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",
  "server": "Vercel",
  "strict-transport-security": "max-age=63072000",
  "transfer-encoding": "chunked",
  "x-matched-path": "/api/v1/overview",
  "x-vercel-cache": "MISS",
  "x-vercel-id": "iad1::iad1::2ww6f-1786572308691-0d7d34d56a49"
}

Response body 

{
  "accepts": [
    {
      "amount": "20000",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "extra": {
        "name": "USD Coin",
        "version": "2"
      },
      "maxTimeoutSeconds": 300,
      "network": "eip155:8453",
      "payTo": "0x36038e1d712c5e39f35952164ec58ec2b96caee7",
      "scheme": "exact"
    }
  ],
  "error": "Payment required",
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "pathParams": {},
          "queryParams": {},
          "type": "http"
        },
        "output": {
          "example": {
            "as_of": "2026-07-02T10:00:00.000Z",
            "assets": [
              {
                "asset": "BTC-USD",
                "captured_at": "2026-07-02T10:00:00.000Z",
                "data_age_seconds": 120,
                "data_source": "bybit",
                "funding_rate": 0.0001,
                "funding_rate_annualized": 0.1095,
                "mark_price": 107500,
                "open_interest": 85000,
                "short": "BTC",
                "stale": false,
                "tier": "core",
                "volume_24h": 12000000
              }
            ],
            "available_count": 16,
            "disclaimer": "Data from Bybit perpetual swaps via Kronos market_signals. Not financial advice."
          },
          "type": "json"
        }
      },
      "routeTemplate": ":var1",
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "pathParams": {
                "type": "object"
              },
              "queryParams": {
                "properties": {},
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "resource": {
    "description": "Crypto market-wide derivatives snapshot: funding rate, open interest, mark price, and 24h volume for all 16 perpetual futures markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT). One call replaces 16 separate signals calls. Includes per-asset data freshness. Real-time from Kronos market_signals. Pay-per-call via x402.",
    "mimeType": "application/json",
    "serviceName": "Kronos Crypto Data & Forecasts",
    "tags": [
      "market-overview",
      "derivatives",
      "crypto",
      "multi-asset",
      "funding-rate",
      "open-interest",
      "ai-agents",
      "x402"
    ],
    "url": "https://kronossignals.com/api/v1/overview"
  },
  "x402Version": 2
}

Request headers

{
  "accept": "*/*",
  "user-agent": "Fetch402Bot/0.1 (+https://fetch402.com/crawler; contact: crawler@fetch402.com)"
}

Machine contract

Schemas.

InputJSON
{
  "method": "GET",
  "queryParams": {},
  "type": "http"
}
OutputJSON
{
  "example": {
    "as_of": "2026-07-02T10:00:00.000Z",
    "assets": [
      {
        "asset": "BTC-USD",
        "captured_at": "2026-07-02T10:00:00.000Z",
        "data_age_seconds": 120,
        "data_source": "bybit",
        "funding_rate": 0.0001,
        "funding_rate_annualized": 0.1095,
        "mark_price": 107500,
        "open_interest": 85000,
        "short": "BTC",
        "stale": false,
        "tier": "core",
        "volume_24h": 12000000
      }
    ],
    "available_count": 16,
    "disclaimer": "Data from Bybit perpetual swaps via Kronos market_signals. Not financial advice."
  },
  "type": "json"
}