{
  "x402Version": 2,
  "id": 31299,
  "slug": "31299",
  "resource": "https://api.biotechcatalystsentinel.com/v1/events",
  "description": "Change stream for PDUFA dates a company put in an SEC filing: every set, extension and resolution of every tracked catalyst, with the outcome (approval or CRL), the filing quote and its EDGAR source, as a since-cursor feed. Use when you mirror those disclosed dates and need changes as they land, not a snapshot. Accuracy and coverage are free at GET /v1/accuracy. Flat price per request.",
  "type": "http",
  "resourceType": "AI Inference",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xcD8975137D48ED9bfD1C299a62c01420B860070d",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "50000",
      "amountUsd": 0.05,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "3gM4YDDPAi7w1di7rHAAaHc5T1tR7NRXzLWzPPN4ZRaM",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "50000",
      "amountUsd": 0.05,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "data": {
            "description": "One row per state change, oldest-first while draining a `since` cursor. `tickers` lists every co-filer exposed to the decision.",
            "items": {
              "properties": {
                "accession": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "application_number": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "applied": {
                  "type": "boolean"
                },
                "attestation_uid": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "authority": {
                  "enum": [
                    "human_lock",
                    "llm_high",
                    "regex",
                    "llm_medium",
                    "llm_low",
                    null
                  ],
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "catalyst_id": {
                  "type": "integer"
                },
                "company": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "confidence": {
                  "enum": [
                    "high",
                    "medium",
                    "low",
                    null
                  ],
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "date_changed": {
                  "type": "boolean"
                },
                "date_confidence": {
                  "enum": [
                    "confirmed",
                    "reported",
                    "estimated",
                    null
                  ],
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "days_to_date": {
                  "type": [
                    "integer",
                    "null"
                  ]
                },
                "delta_days": {
                  "type": [
                    "integer",
                    "null"
                  ]
                },
                "detected_at": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "drug_name": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "event_id": {
                  "type": "integer"
                },
                "event_type": {
                  "enum": [
                    "new_date_assigned",
                    "date_extension",
                    "decision_outcome",
                    "retracted",
                    "restored",
                    "corrected"
                  ],
                  "type": "string"
                },
                "filed_at": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "indication": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "merged_into": {
                  "type": [
                    "integer",
                    "null"
                  ]
                },
                "new_date": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "new_date_upcoming": {
                  "type": "boolean"
                },
                "outcome": {
                  "enum": [
                    "approved",
                    "tentative",
                    "crl",
                    "none_found",
                    null
                  ],
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "prior_date": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "source_quote": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "source_url": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "ticker": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "tickers": {
                  "items": {
                    "type": "string"
                  },
                  "type": "array"
                }
              },
              "required": [
                "event_id",
                "catalyst_id",
                "event_type"
              ],
              "type": "object"
            },
            "type": "array"
          },
          "meta": {
            "description": "Result metadata, e.g. total count.",
            "type": "object"
          }
        },
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "limit": 100,
            "since": 0
          },
          "type": "http"
        },
        "output": {
          "example": {
            "data": [
              {
                "accession": "0009999001-25-000090",
                "application_number": "BLA999901",
                "applied": true,
                "attestation_uid": "0x1111111111111111111111111111111111111111111111111111111111111111",
                "authority": "llm_high",
                "catalyst_id": 990001,
                "company": "Sample Therapeutics, Inc.",
                "confidence": "high",
                "date_changed": true,
                "date_confidence": "confirmed",
                "days_to_date": null,
                "delta_days": null,
                "detected_at": "2025-11-03T13:41:09.000000+00:00",
                "drug_name": "SAMPLIMAB",
                "event_id": 990101,
                "event_type": "new_date_assigned",
                "filed_at": "2025-11-03",
                "indication": "sample indication (moderate-to-severe examplitis)",
                "merged_into": null,
                "new_date": "2026-04-18",
                "new_date_upcoming": false,
                "outcome": null,
                "prior_date": null,
                "source_quote": "The FDA has assigned a PDUFA target action date of April 18, 2026 for SAMPLIMAB. [FICTIONAL SAMPLE — not a real filing sentence]",
                "source_url": "https://www.sec.gov/Archives/edgar/data/9999001/000999900125000090/0009999001-25-000090-index.htm",
                "ticker": "XSMPL",
                "tickers": [
                  "XSMPL",
                  "XPRTN"
                ]
              }
            ],
            "meta": {
              "has_more": false,
              "limit": 100,
              "next_since": 990106,
              "total": 1
            }
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET",
                  "HEAD",
                  "DELETE"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "limit": {
                    "default": 100,
                    "description": "Maximum number of events to return (1-500; default 100).",
                    "maximum": 500,
                    "minimum": 1,
                    "type": "integer"
                  },
                  "since": {
                    "description": "Cursor: return only events with an event_id greater than this (0 = from the start). Pass the last event_id you saw to page forward.",
                    "minimum": 0,
                    "type": "integer"
                  },
                  "ticker": {
                    "description": "Optional server-side filter: only events whose record is filed by this ticker's issuer or exposes it as a co-filer in tickers[] (case-insensitive). Composes with since — limit counts matched events, so a filtered backlog drains without gaps. Unknown ticker returns an empty 200. Does not change the price.",
                    "maxLength": 12,
                    "minLength": 1,
                    "pattern": "^\\S+$",
                    "type": "string"
                  }
                },
                "required": [],
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "data": {
                    "description": "One row per state change, oldest-first while draining a `since` cursor. `tickers` lists every co-filer exposed to the decision.",
                    "items": {
                      "properties": {
                        "accession": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "application_number": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "applied": {
                          "type": "boolean"
                        },
                        "attestation_uid": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "authority": {
                          "enum": [
                            "human_lock",
                            "llm_high",
                            "regex",
                            "llm_medium",
                            "llm_low",
                            null
                          ],
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "catalyst_id": {
                          "type": "integer"
                        },
                        "company": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "confidence": {
                          "enum": [
                            "high",
                            "medium",
                            "low",
                            null
                          ],
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "date_changed": {
                          "type": "boolean"
                        },
                        "date_confidence": {
                          "enum": [
                            "confirmed",
                            "reported",
                            "estimated",
                            null
                          ],
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "days_to_date": {
                          "type": [
                            "integer",
                            "null"
                          ]
                        },
                        "delta_days": {
                          "type": [
                            "integer",
                            "null"
                          ]
                        },
                        "detected_at": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "drug_name": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "event_id": {
                          "type": "integer"
                        },
                        "event_type": {
                          "enum": [
                            "new_date_assigned",
                            "date_extension",
                            "decision_outcome",
                            "retracted",
                            "restored",
                            "corrected"
                          ],
                          "type": "string"
                        },
                        "filed_at": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "indication": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "merged_into": {
                          "type": [
                            "integer",
                            "null"
                          ]
                        },
                        "new_date": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "new_date_upcoming": {
                          "type": "boolean"
                        },
                        "outcome": {
                          "enum": [
                            "approved",
                            "tentative",
                            "crl",
                            "none_found",
                            null
                          ],
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "prior_date": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "source_quote": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "source_url": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "ticker": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "tickers": {
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        }
                      },
                      "required": [
                        "event_id",
                        "catalyst_id",
                        "event_type"
                      ],
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "meta": {
                    "description": "Result metadata, e.g. total count.",
                    "type": "object"
                  }
                },
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "api.biotechcatalystsentinel.com",
  "lastUpdated": "2026-10-12T08:33:55.194Z",
  "quality": {
    "calls30d": 3,
    "uniquePayers30d": 2,
    "lastCalledAt": "2026-10-12T08:33:54.589Z"
  },
  "metadata": {
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": 100,
              "since": 0
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": [
                {
                  "accession": "0009999001-25-000090",
                  "application_number": "BLA999901",
                  "applied": true,
                  "attestation_uid": "0x1111111111111111111111111111111111111111111111111111111111111111",
                  "authority": "llm_high",
                  "catalyst_id": 990001,
                  "company": "Sample Therapeutics, Inc.",
                  "confidence": "high",
                  "date_changed": true,
                  "date_confidence": "confirmed",
                  "days_to_date": null,
                  "delta_days": null,
                  "detected_at": "2025-11-03T13:41:09.000000+00:00",
                  "drug_name": "SAMPLIMAB",
                  "event_id": 990101,
                  "event_type": "new_date_assigned",
                  "filed_at": "2025-11-03",
                  "indication": "sample indication (moderate-to-severe examplitis)",
                  "merged_into": null,
                  "new_date": "2026-04-18",
                  "new_date_upcoming": false,
                  "outcome": null,
                  "prior_date": null,
                  "source_quote": "The FDA has assigned a PDUFA target action date of April 18, 2026 for SAMPLIMAB. [FICTIONAL SAMPLE — not a real filing sentence]",
                  "source_url": "https://www.sec.gov/Archives/edgar/data/9999001/000999900125000090/0009999001-25-000090-index.htm",
                  "ticker": "XSMPL",
                  "tickers": [
                    "XSMPL",
                    "XPRTN"
                  ]
                }
              ],
              "meta": {
                "has_more": false,
                "limit": 100,
                "next_since": 990106,
                "total": 1
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "limit": {
                      "default": 100,
                      "description": "Maximum number of events to return (1-500; default 100).",
                      "maximum": 500,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "since": {
                      "description": "Cursor: return only events with an event_id greater than this (0 = from the start). Pass the last event_id you saw to page forward.",
                      "minimum": 0,
                      "type": "integer"
                    },
                    "ticker": {
                      "description": "Optional server-side filter: only events whose record is filed by this ticker's issuer or exposes it as a co-filer in tickers[] (case-insensitive). Composes with since — limit counts matched events, so a filtered backlog drains without gaps. Unknown ticker returns an empty 200. Does not change the price.",
                      "maxLength": 12,
                      "minLength": 1,
                      "pattern": "^\\S+$",
                      "type": "string"
                    }
                  },
                  "required": [],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "data": {
                      "description": "One row per state change, oldest-first while draining a `since` cursor. `tickers` lists every co-filer exposed to the decision.",
                      "items": {
                        "properties": {
                          "accession": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "application_number": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "applied": {
                            "type": "boolean"
                          },
                          "attestation_uid": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "authority": {
                            "enum": [
                              "human_lock",
                              "llm_high",
                              "regex",
                              "llm_medium",
                              "llm_low",
                              null
                            ],
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "catalyst_id": {
                            "type": "integer"
                          },
                          "company": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "confidence": {
                            "enum": [
                              "high",
                              "medium",
                              "low",
                              null
                            ],
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "date_changed": {
                            "type": "boolean"
                          },
                          "date_confidence": {
                            "enum": [
                              "confirmed",
                              "reported",
                              "estimated",
                              null
                            ],
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "days_to_date": {
                            "type": [
                              "integer",
                              "null"
                            ]
                          },
                          "delta_days": {
                            "type": [
                              "integer",
                              "null"
                            ]
                          },
                          "detected_at": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "drug_name": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "event_id": {
                            "type": "integer"
                          },
                          "event_type": {
                            "enum": [
                              "new_date_assigned",
                              "date_extension",
                              "decision_outcome",
                              "retracted",
                              "restored",
                              "corrected"
                            ],
                            "type": "string"
                          },
                          "filed_at": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "indication": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "merged_into": {
                            "type": [
                              "integer",
                              "null"
                            ]
                          },
                          "new_date": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "new_date_upcoming": {
                            "type": "boolean"
                          },
                          "outcome": {
                            "enum": [
                              "approved",
                              "tentative",
                              "crl",
                              "none_found",
                              null
                            ],
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "prior_date": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "source_quote": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "source_url": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "ticker": {
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "tickers": {
                            "items": {
                              "type": "string"
                            },
                            "type": "array"
                          }
                        },
                        "required": [
                          "event_id",
                          "catalyst_id",
                          "event_type"
                        ],
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "meta": {
                      "description": "Result metadata, e.g. total count.",
                      "type": "object"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.biotechcatalystsentinel.com",
    "manifest_name": "api.biotechcatalystsentinel.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": {
    "data": [
      {
        "accession": "0009999001-25-000090",
        "application_number": "BLA999901",
        "applied": true,
        "attestation_uid": "0x1111111111111111111111111111111111111111111111111111111111111111",
        "authority": "llm_high",
        "catalyst_id": 990001,
        "company": "Sample Therapeutics, Inc.",
        "confidence": "high",
        "date_changed": true,
        "date_confidence": "confirmed",
        "days_to_date": null,
        "delta_days": null,
        "detected_at": "2025-11-03T13:41:09.000000+00:00",
        "drug_name": "SAMPLIMAB",
        "event_id": 990101,
        "event_type": "new_date_assigned",
        "filed_at": "2025-11-03",
        "indication": "sample indication (moderate-to-severe examplitis)",
        "merged_into": null,
        "new_date": "2026-04-18",
        "new_date_upcoming": false,
        "outcome": null,
        "prior_date": null,
        "source_quote": "The FDA has assigned a PDUFA target action date of April 18, 2026 for SAMPLIMAB. [FICTIONAL SAMPLE — not a real filing sentence]",
        "source_url": "https://www.sec.gov/Archives/edgar/data/9999001/000999900125000090/0009999001-25-000090-index.htm",
        "ticker": "XSMPL",
        "tickers": [
          "XSMPL",
          "XPRTN"
        ]
      }
    ],
    "meta": {
      "has_more": false,
      "limit": 100,
      "next_since": 990106,
      "total": 1
    }
  }
}