{
  "generated_at": "2026-05-11T00:56:48.476130+00:00",
  "slug": "x402-fiasignals-com-mark-price",
  "title": "X402 \u00b7 Mark Price",
  "url": "https://x402.fiasignals.com/mark-price",
  "category": "finance",
  "summary": "X402 \u00b7 Mark Price \u2014 x402-protected finance API. Pay $0.250 per call on base. Indexed by x402all.",
  "seo": {
    "title": "X402 \u00b7 Mark Price \u2014 x402 finance API \u00b7 $0.250 per call",
    "description": "X402 \u00b7 Mark Price \u2014 x402-protected finance API. Pay $0.250 per call on base. Indexed by x402all."
  },
  "use_cases": [],
  "risk_notes": [],
  "pricing_sanity": {
    "flag": "expensive",
    "ratio": 8.333,
    "median_category_atomic": 30000
  },
  "pricing_review_required": false,
  "pricing_decimal_suspect": false,
  "trust_tier": "indexed_external",
  "accepts": [
    {
      "scheme": "exact",
      "network": "base",
      "pay_to": "0x8d32c6a3ee3fb8a8b4c5378f7c5a26cc320a853f",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "max_amount_required_atomic": "250000",
      "max_timeout_seconds": 300,
      "mime_type": "application/json",
      "description": "Mark price, index price, and estimated next funding rate. Query: ?symbol=BTCUSDT",
      "verified": false,
      "hints": {
        "input": {
          "method": "GET",
          "examples": [
            "?symbol=BTCUSDT",
            "?symbol=ETHUSDT"
          ],
          "description": "Query param: symbol (default BTCUSDT)",
          "queryParams": {
            "type": "object",
            "properties": {
              "format": {
                "enum": [
                  "json",
                  "minimal"
                ],
                "type": "string",
                "default": "json"
              }
            }
          }
        },
        "output": {
          "description": "JSON with symbol, mark_price (used for liquidation calculations), index_price (underlying spot reference), next_funding_rate_pct (estimated funding rate as percentage for the upcoming 8h period), next_funding_time (ISO datetime of next settlement), and ISO timestamp."
        }
      }
    }
  ],
  "origin": {
    "slug": "x402-fiasignals-com",
    "host": "x402.fiasignals.com",
    "url": "https://x402.fiasignals.com"
  },
  "json_ld": {
    "@id": "https://x402all.com/resource/x402-fiasignals-com-mark-price",
    "url": "https://x402all.com/resource/x402-fiasignals-com-mark-price",
    "name": "X402 \u00b7 Mark Price",
    "@type": "WebAPI",
    "offers": {
      "url": "https://x402all.com/resource/x402-fiasignals-com-mark-price",
      "@type": "Offer",
      "price": "0.25",
      "availability": "https://schema.org/InStock",
      "priceCurrency": "USDC",
      "additionalProperty": [
        {
          "name": "paymentNetwork",
          "@type": "PropertyValue",
          "value": "base"
        },
        {
          "name": "paymentAsset",
          "@type": "PropertyValue",
          "value": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
        }
      ],
      "priceSpecification": {
        "@type": "UnitPriceSpecification",
        "price": "0.250000",
        "unitText": "call",
        "priceCurrency": "USDC"
      },
      "eligibleCustomerType": "Agent"
    },
    "sameAs": "https://x402.fiasignals.com/mark-price",
    "@context": "https://schema.org",
    "provider": {
      "@id": "https://x402all.com/server/x402-fiasignals-com",
      "url": "https://x402.fiasignals.com",
      "name": "x402.fiasignals.com",
      "@type": "Organization"
    },
    "identifier": "x402-fiasignals-com-mark-price",
    "description": "X402 \u00b7 Mark Price \u2014 x402-protected finance API. Pay $0.250 per call on base. Indexed by x402all.",
    "potentialAction": {
      "@type": "BuyAction",
      "target": "https://axon402.com/test-buy?resource=x402-fiasignals-com-mark-price",
      "description": "Test-buy this endpoint on AXON"
    },
    "applicationCategory": "finance"
  },
  "axon_deep_link": "https://axon402.com/test-buy?resource=x402-fiasignals-com-mark-price",
  "callability": {
    "status": "partial",
    "schema_callability": 0.262,
    "source": "provider_well_known",
    "source_confidence": 0.95,
    "match_confidence": 0.4,
    "schema_confidence": 0.0,
    "validated_at": "2026-05-10T23:31:53.627649+00:00",
    "warnings": []
  },
  "contract": {
    "route_template": "https://x402.fiasignals.com/mark-price",
    "content_type": "application/json",
    "examples": [],
    "schema_presence": {
      "path_schema": "unknown",
      "query_schema": "unknown",
      "header_schema": "unknown",
      "request_body_schema": "unknown",
      "response_schema": "unknown"
    },
    "contract_hash": "8ff674d8c0321d42d0f68575e2d6bb51f92f1383bf917a02d2418593fd926e84"
  }
}