{
  "x402Version": 2,
  "id": 30455,
  "slug": "30455",
  "resource": "https://mcp.blocksize.info/v1/bidask/BTC-USD",
  "description": "Real-time shared bid/ask snapshot data, including crypto pairs and supported equity tickers, from Blocksize Capital.",
  "type": "http",
  "resourceType": "MCP Tool",
  "accepts": [
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "9qCyPu7sLjnwgcbHYY76eqvtjsrdDxis9nn1sjD8CyJo",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "2000",
      "amountUsd": 0.002,
      "maxTimeoutSeconds": 30
    },
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x52C76F43aA871B407e242DCc396Ccc54a8C70aDe",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "2000",
      "amountUsd": 0.002,
      "maxTimeoutSeconds": 60
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "description": "Illustrative response; never live market data.",
        "properties": {
          "data": {
            "description": "Best bid/ask snapshot for a trading pair.",
            "properties": {
              "ask": {
                "description": "Best ask price",
                "title": "Ask",
                "type": "number"
              },
              "bid": {
                "description": "Best bid price",
                "title": "Bid",
                "type": "number"
              },
              "pair": {
                "description": "Trading pair",
                "title": "Pair",
                "type": "string"
              },
              "source": {
                "default": "blocksize",
                "description": "Data provider identifier",
                "title": "Source",
                "type": "string"
              },
              "spread": {
                "description": "Absolute spread (ask - bid)",
                "title": "Spread",
                "type": "number"
              },
              "spread_pct": {
                "description": "Spread as percentage",
                "title": "Spread Pct",
                "type": "number"
              },
              "timestamp": {
                "description": "Data timestamp (UTC)",
                "format": "date-time",
                "title": "Timestamp",
                "type": "string"
              }
            },
            "required": [
              "pair",
              "bid",
              "ask",
              "spread",
              "spread_pct",
              "timestamp"
            ],
            "title": "BidAskData",
            "type": "object"
          },
          "meta": {
            "type": "object"
          },
          "status": {
            "type": "string"
          }
        },
        "required": [
          "status",
          "data",
          "meta"
        ],
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {},
          "type": "http"
        },
        "output": {
          "example": {
            "data": {
              "ask": 101,
              "bid": 99,
              "pair": "BTC-USD",
              "source": "blocksize",
              "spread": 2,
              "spread_pct": 2,
              "timestamp": "2020-01-01T00:00:00Z"
            },
            "meta": {
              "example_only": true,
              "provider": "Blocksize Capital"
            },
            "status": "ok"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "const": "GET",
                "type": "string"
              },
              "queryParams": {
                "additionalProperties": false,
                "properties": {},
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "description": "Illustrative response; never live market data.",
                "properties": {
                  "data": {
                    "description": "Best bid/ask snapshot for a trading pair.",
                    "properties": {
                      "ask": {
                        "description": "Best ask price",
                        "title": "Ask",
                        "type": "number"
                      },
                      "bid": {
                        "description": "Best bid price",
                        "title": "Bid",
                        "type": "number"
                      },
                      "pair": {
                        "description": "Trading pair",
                        "title": "Pair",
                        "type": "string"
                      },
                      "source": {
                        "default": "blocksize",
                        "description": "Data provider identifier",
                        "title": "Source",
                        "type": "string"
                      },
                      "spread": {
                        "description": "Absolute spread (ask - bid)",
                        "title": "Spread",
                        "type": "number"
                      },
                      "spread_pct": {
                        "description": "Spread as percentage",
                        "title": "Spread Pct",
                        "type": "number"
                      },
                      "timestamp": {
                        "description": "Data timestamp (UTC)",
                        "format": "date-time",
                        "title": "Timestamp",
                        "type": "string"
                      }
                    },
                    "required": [
                      "pair",
                      "bid",
                      "ask",
                      "spread",
                      "spread_pct",
                      "timestamp"
                    ],
                    "title": "BidAskData",
                    "type": "object"
                  },
                  "meta": {
                    "type": "object"
                  },
                  "status": {
                    "type": "string"
                  }
                },
                "required": [
                  "status",
                  "data",
                  "meta"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "mcp.blocksize.info",
  "lastUpdated": "2026-10-13T14:53:10.229Z",
  "quality": {
    "calls30d": 48,
    "uniquePayers30d": 10,
    "lastCalledAt": "2026-10-13T14:53:09.83Z"
  },
  "metadata": {
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "ask": 101,
                "bid": 99,
                "pair": "BTC-USD",
                "source": "blocksize",
                "spread": 2,
                "spread_pct": 2,
                "timestamp": "2020-01-01T00:00:00Z"
              },
              "meta": {
                "example_only": true,
                "provider": "Blocksize Capital"
              },
              "status": "ok"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "const": "GET",
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "Illustrative response; never live market data.",
                  "properties": {
                    "data": {
                      "description": "Best bid/ask snapshot for a trading pair.",
                      "properties": {
                        "ask": {
                          "description": "Best ask price",
                          "title": "Ask",
                          "type": "number"
                        },
                        "bid": {
                          "description": "Best bid price",
                          "title": "Bid",
                          "type": "number"
                        },
                        "pair": {
                          "description": "Trading pair",
                          "title": "Pair",
                          "type": "string"
                        },
                        "source": {
                          "default": "blocksize",
                          "description": "Data provider identifier",
                          "title": "Source",
                          "type": "string"
                        },
                        "spread": {
                          "description": "Absolute spread (ask - bid)",
                          "title": "Spread",
                          "type": "number"
                        },
                        "spread_pct": {
                          "description": "Spread as percentage",
                          "title": "Spread Pct",
                          "type": "number"
                        },
                        "timestamp": {
                          "description": "Data timestamp (UTC)",
                          "format": "date-time",
                          "title": "Timestamp",
                          "type": "string"
                        }
                      },
                      "required": [
                        "pair",
                        "bid",
                        "ask",
                        "spread",
                        "spread_pct",
                        "timestamp"
                      ],
                      "title": "BidAskData",
                      "type": "object"
                    },
                    "meta": {
                      "type": "object"
                    },
                    "status": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "status",
                    "data",
                    "meta"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "mcp.blocksize.info",
    "manifest_name": "mcp.blocksize.info",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {
      "data": {
        "ask": 0,
        "bid": 0,
        "pair": "string",
        "source": "blocksize",
        "spread": 0,
        "spread_pct": 0,
        "timestamp": "2026-01-01T00:00:00Z"
      },
      "meta": {},
      "status": "string"
    },
    "type": "string"
  }
}