{
  "x402Version": 2,
  "id": 39762,
  "slug": "39762",
  "resource": "https://crypto-sentiment-x402.onrender.com/history/:symbol",
  "description": "Hourly crypto news-sentiment readings for a ticker (e.g. BTC, ETH), recorded live at the top of every UTC hour and never backfilled. Each row: observed_at, average_compound (-1 to 1), sample_size, Fear & Greed value, matcher and the top 3 headlines behind it (title, link). Query start/end as ISO 8601; default last 7 days, max 30 days per call. See /archive for symbols and coverage.",
  "type": "http",
  "resourceType": "Market Data",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xA6E10884a70D00DE8b8c5dfF0a2a9B1a821cE074",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "50000",
      "amountUsd": 0.05,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "average_compound_note": {
            "type": "string"
          },
          "count": {
            "type": "integer"
          },
          "end": {
            "type": "string"
          },
          "methodology": {
            "type": "string"
          },
          "recording": {
            "type": "string"
          },
          "rows": {
            "items": {
              "properties": {
                "average_compound": {
                  "type": [
                    "number",
                    "null"
                  ]
                },
                "drivers": {
                  "anyOf": [
                    {
                      "type": "null"
                    },
                    {
                      "items": {
                        "properties": {
                          "effect": {
                            "type": "number"
                          },
                          "link": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "published": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "score": {
                            "type": "number"
                          },
                          "source": {
                            "type": "string"
                          },
                          "title": {
                            "type": "string"
                          },
                          "weight": {
                            "type": "number"
                          }
                        },
                        "required": [
                          "title",
                          "source",
                          "link",
                          "published",
                          "score"
                        ],
                        "type": "object"
                      },
                      "maxItems": 5,
                      "type": "array"
                    }
                  ]
                },
                "effective_sample_size": {
                  "type": [
                    "number",
                    "null"
                  ]
                },
                "fear_greed_value": {
                  "type": [
                    "integer",
                    "null"
                  ]
                },
                "matcher": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "newest_headline_age_hours": {
                  "type": [
                    "number",
                    "null"
                  ]
                },
                "observed_at": {
                  "type": "string"
                },
                "sample_size": {
                  "type": [
                    "integer",
                    "null"
                  ]
                },
                "unweighted_compound_72h": {
                  "type": [
                    "number",
                    "null"
                  ]
                },
                "window": {
                  "type": [
                    "string",
                    "null"
                  ]
                }
              },
              "required": [
                "observed_at",
                "average_compound",
                "matcher",
                "drivers"
              ],
              "type": "object"
            },
            "type": "array"
          },
          "start": {
            "type": "string"
          },
          "symbol": {
            "type": "string"
          }
        },
        "required": [
          "symbol",
          "start",
          "end",
          "count",
          "rows"
        ],
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "pathParams": {
            "symbol": "BTC"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "average_compound_note": "average_compound depends on the row's window column. window \"72h-hl24\" (from 2026-10-04): the recency-weighted score over headlines from the last 72 hours (weight halves every 24 hours), the same number the live API returns; unweighted_compound_72h, effective_sample_size and newest_headline_age_hours are filled in. window null (earlier rows): the plain average over every item the feeds held, however old, and those four columns are null.",
            "count": 2,
            "end": "2026-10-04T02:00:00Z",
            "methodology": "Rows before 2026-10-03 were scored with substring headline matching (matcher null); later rows with whole-word matching (matcher \"whole_word\"). Drivers (the top headlines behind a reading) are stored from 2026-10-03 on; older rows have drivers null. See /validation for the methodology notes.",
            "recording": "Readings are recorded live at the top of every UTC hour and never backfilled. An hour the logger missed stays missing.",
            "rows": [
              {
                "average_compound": 0.1123,
                "drivers": null,
                "effective_sample_size": null,
                "fear_greed_value": 41,
                "matcher": "whole_word",
                "newest_headline_age_hours": null,
                "observed_at": "2026-10-04T00:00:02.513104+00:00",
                "sample_size": 52,
                "unweighted_compound_72h": null,
                "window": null
              },
              {
                "average_compound": 0.1388,
                "drivers": [
                  {
                    "effect": 0.0221,
                    "link": "https://example.com/news/bitcoin-etf-inflows",
                    "published": "2026-10-03T22:05:00Z",
                    "score": 0.6249,
                    "source": "CoinDesk",
                    "title": "Bitcoin ETFs log fifth straight day of inflows",
                    "weight": 0.8963
                  }
                ],
                "effective_sample_size": 31.7,
                "fear_greed_value": 41,
                "matcher": "whole_word",
                "newest_headline_age_hours": 1.2,
                "observed_at": "2026-10-04T01:00:02.209871+00:00",
                "sample_size": 55,
                "unweighted_compound_72h": 0.1012,
                "window": "72h-hl24"
              }
            ],
            "start": "2026-10-04T00:00:00Z",
            "symbol": "BTC"
          },
          "type": "json"
        }
      },
      "routeTemplate": "/history/:symbol",
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET",
                  "HEAD",
                  "DELETE"
                ],
                "type": "string"
              },
              "pathParams": {
                "properties": {
                  "symbol": {
                    "description": "Uppercase ticker symbol in the URL path, e.g. BTC in /history/BTC. See /archive for which symbols are logged.",
                    "type": "string"
                  }
                },
                "required": [
                  "symbol"
                ],
                "type": "object"
              },
              "queryParams": {
                "properties": {
                  "end": {
                    "description": "ISO 8601 end time, exclusive. Default: now. At most 30 days after start.",
                    "type": "string"
                  },
                  "start": {
                    "description": "ISO 8601 start time (UTC if no offset). Default: end minus 7 days.",
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "average_compound_note": {
                    "type": "string"
                  },
                  "count": {
                    "type": "integer"
                  },
                  "end": {
                    "type": "string"
                  },
                  "methodology": {
                    "type": "string"
                  },
                  "recording": {
                    "type": "string"
                  },
                  "rows": {
                    "items": {
                      "properties": {
                        "average_compound": {
                          "type": [
                            "number",
                            "null"
                          ]
                        },
                        "drivers": {
                          "anyOf": [
                            {
                              "type": "null"
                            },
                            {
                              "items": {
                                "properties": {
                                  "effect": {
                                    "type": "number"
                                  },
                                  "link": {
                                    "type": [
                                      "string",
                                      "null"
                                    ]
                                  },
                                  "published": {
                                    "type": [
                                      "string",
                                      "null"
                                    ]
                                  },
                                  "score": {
                                    "type": "number"
                                  },
                                  "source": {
                                    "type": "string"
                                  },
                                  "title": {
                                    "type": "string"
                                  },
                                  "weight": {
                                    "type": "number"
                                  }
                                },
                                "required": [
                                  "title",
                                  "source",
                                  "link",
                                  "published",
                                  "score"
                                ],
                                "type": "object"
                              },
                              "maxItems": 5,
                              "type": "array"
                            }
                          ]
                        },
                        "effective_sample_size": {
                          "type": [
                            "number",
                            "null"
                          ]
                        },
                        "fear_greed_value": {
                          "type": [
                            "integer",
                            "null"
                          ]
                        },
                        "matcher": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "newest_headline_age_hours": {
                          "type": [
                            "number",
                            "null"
                          ]
                        },
                        "observed_at": {
                          "type": "string"
                        },
                        "sample_size": {
                          "type": [
                            "integer",
                            "null"
                          ]
                        },
                        "unweighted_compound_72h": {
                          "type": [
                            "number",
                            "null"
                          ]
                        },
                        "window": {
                          "type": [
                            "string",
                            "null"
                          ]
                        }
                      },
                      "required": [
                        "observed_at",
                        "average_compound",
                        "matcher",
                        "drivers"
                      ],
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "start": {
                    "type": "string"
                  },
                  "symbol": {
                    "type": "string"
                  }
                },
                "required": [
                  "symbol",
                  "start",
                  "end",
                  "count",
                  "rows"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "crypto-sentiment-x402.onrender.com",
  "lastUpdated": "2026-10-05T17:04:21.162Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-10-05T17:04:20.76Z"
  },
  "metadata": {
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {
              "symbol": "BTC"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "average_compound_note": "average_compound depends on the row's window column. window \"72h-hl24\" (from 2026-10-04): the recency-weighted score over headlines from the last 72 hours (weight halves every 24 hours), the same number the live API returns; unweighted_compound_72h, effective_sample_size and newest_headline_age_hours are filled in. window null (earlier rows): the plain average over every item the feeds held, however old, and those four columns are null.",
              "count": 2,
              "end": "2026-10-04T02:00:00Z",
              "methodology": "Rows before 2026-10-03 were scored with substring headline matching (matcher null); later rows with whole-word matching (matcher \"whole_word\"). Drivers (the top headlines behind a reading) are stored from 2026-10-03 on; older rows have drivers null. See /validation for the methodology notes.",
              "recording": "Readings are recorded live at the top of every UTC hour and never backfilled. An hour the logger missed stays missing.",
              "rows": [
                {
                  "average_compound": 0.1123,
                  "drivers": null,
                  "effective_sample_size": null,
                  "fear_greed_value": 41,
                  "matcher": "whole_word",
                  "newest_headline_age_hours": null,
                  "observed_at": "2026-10-04T00:00:02.513104+00:00",
                  "sample_size": 52,
                  "unweighted_compound_72h": null,
                  "window": null
                },
                {
                  "average_compound": 0.1388,
                  "drivers": [
                    {
                      "effect": 0.0221,
                      "link": "https://example.com/news/bitcoin-etf-inflows",
                      "published": "2026-10-03T22:05:00Z",
                      "score": 0.6249,
                      "source": "CoinDesk",
                      "title": "Bitcoin ETFs log fifth straight day of inflows",
                      "weight": 0.8963
                    }
                  ],
                  "effective_sample_size": 31.7,
                  "fear_greed_value": 41,
                  "matcher": "whole_word",
                  "newest_headline_age_hours": 1.2,
                  "observed_at": "2026-10-04T01:00:02.209871+00:00",
                  "sample_size": 55,
                  "unweighted_compound_72h": 0.1012,
                  "window": "72h-hl24"
                }
              ],
              "start": "2026-10-04T00:00:00Z",
              "symbol": "BTC"
            },
            "type": "json"
          }
        },
        "routeTemplate": "/history/:symbol",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "properties": {
                    "symbol": {
                      "description": "Uppercase ticker symbol in the URL path, e.g. BTC in /history/BTC. See /archive for which symbols are logged.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "symbol"
                  ],
                  "type": "object"
                },
                "queryParams": {
                  "properties": {
                    "end": {
                      "description": "ISO 8601 end time, exclusive. Default: now. At most 30 days after start.",
                      "type": "string"
                    },
                    "start": {
                      "description": "ISO 8601 start time (UTC if no offset). Default: end minus 7 days.",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "average_compound_note": {
                      "type": "string"
                    },
                    "count": {
                      "type": "integer"
                    },
                    "end": {
                      "type": "string"
                    },
                    "methodology": {
                      "type": "string"
                    },
                    "recording": {
                      "type": "string"
                    },
                    "rows": {
                      "items": {
                        "properties": {
                          "average_compound": {
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "drivers": {
                            "anyOf": [
                              {
                                "type": "null"
                              },
                              {
                                "items": {
                                  "properties": {
                                    "effect": {
                                      "type": "number"
                                    },
                                    "link": {
                                      "type": [
                                        "string",
                                        "null"
                                      ]
                                    },
                                    "published": {
                                      "type": [
                                        "string",
                                        "null"
                                      ]
                                    },
                                    "score": {
                                      "type": "number"
                                    },
                                    "source": {
                                      "type": "string"
                                    },
                                    "title": {
                                      "type": "string"
                                    },
                                    "weight": {
                                      "type": "number"
                                    }
                                  },
                                  "required": [
                                    "title",
                                    "source",
                                    "link",
                                    "published",
                                    "score"
                                  ],
                                  "type": "object"
                                },
                                "maxItems": 5,
                                "type": "array"
                              }
                            ]
                          },
                          "effective_sample_size": {
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "fear_greed_value": {
                            "type": [
                              "integer",
                              "null"
                            ]
                          },
                          "matcher": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "newest_headline_age_hours": {
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "observed_at": {
                            "type": "string"
                          },
                          "sample_size": {
                            "type": [
                              "integer",
                              "null"
                            ]
                          },
                          "unweighted_compound_72h": {
                            "type": [
                              "number",
                              "null"
                            ]
                          },
                          "window": {
                            "type": [
                              "string",
                              "null"
                            ]
                          }
                        },
                        "required": [
                          "observed_at",
                          "average_compound",
                          "matcher",
                          "drivers"
                        ],
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "start": {
                      "type": "string"
                    },
                    "symbol": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "symbol",
                    "start",
                    "end",
                    "count",
                    "rows"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "crypto-sentiment-x402.onrender.com",
    "manifest_name": "crypto-sentiment-x402.onrender.com",
    "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": {
    "average_compound_note": "average_compound depends on the row's window column. window \"72h-hl24\" (from 2026-10-04): the recency-weighted score over headlines from the last 72 hours (weight halves every 24 hours), the same number the live API returns; unweighted_compound_72h, effective_sample_size and newest_headline_age_hours are filled in. window null (earlier rows): the plain average over every item the feeds held, however old, and those four columns are null.",
    "count": 2,
    "end": "2026-10-04T02:00:00Z",
    "methodology": "Rows before 2026-10-03 were scored with substring headline matching (matcher null); later rows with whole-word matching (matcher \"whole_word\"). Drivers (the top headlines behind a reading) are stored from 2026-10-03 on; older rows have drivers null. See /validation for the methodology notes.",
    "recording": "Readings are recorded live at the top of every UTC hour and never backfilled. An hour the logger missed stays missing.",
    "rows": [
      {
        "average_compound": 0.1123,
        "drivers": null,
        "effective_sample_size": null,
        "fear_greed_value": 41,
        "matcher": "whole_word",
        "newest_headline_age_hours": null,
        "observed_at": "2026-10-04T00:00:02.513104+00:00",
        "sample_size": 52,
        "unweighted_compound_72h": null,
        "window": null
      },
      {
        "average_compound": 0.1388,
        "drivers": [
          {
            "effect": 0.0221,
            "link": "https://example.com/news/bitcoin-etf-inflows",
            "published": "2026-10-03T22:05:00Z",
            "score": 0.6249,
            "source": "CoinDesk",
            "title": "Bitcoin ETFs log fifth straight day of inflows",
            "weight": 0.8963
          }
        ],
        "effective_sample_size": 31.7,
        "fear_greed_value": 41,
        "matcher": "whole_word",
        "newest_headline_age_hours": 1.2,
        "observed_at": "2026-10-04T01:00:02.209871+00:00",
        "sample_size": 55,
        "unweighted_compound_72h": 0.1012,
        "window": "72h-hl24"
      }
    ],
    "start": "2026-10-04T00:00:00Z",
    "symbol": "BTC"
  }
}