{"x402Version":2,"network":"base-mainnet","networks":["base-mainnet","solana-mainnet"],"asset":"USDC","accuracy":"https://api.biotechcatalystsentinel.com/v1/accuracy","coverage":"https://api.biotechcatalystsentinel.com/v1/coverage","resources":[{"method":"GET","path":"/v1/catalysts/upcoming","price":"$0.02","accepts":["base","solana"],"url":"https://api.biotechcatalystsentinel.com/v1/catalysts/upcoming","description":"Upcoming FDA drug-approval (PDUFA) decision dates for US-listed biotechs — a forward catalyst calendar from primary SEC 8-K/6-K filings, every date grounded in a verbatim filing quote, cited to its EDGAR accession and later scored against the actual FDA decision. Use when you need the next 1-365 days of binary FDA events, whole feed or one ticker. Verify accuracy AND coverage free at GET /v1/accuracy before you pay. Flat price per request.","input_example":{"within_days":365,"limit":200},"output_example":{"data":[{"catalyst_id":990001,"drug_name":"SAMPLIMAB","company":"Sample Therapeutics, Inc.","ticker":"XSMPL","tickers":["XSMPL","XPRTN"],"cik":"0009999001","indication":"sample indication (moderate-to-severe examplitis)","application_number":"BLA999901","pdufa_date":"2026-11-15","stage":"set","confidence":"high","date_confidence":"confirmed","authority":"llm_high","source_quote":"The FDA has set a Prescription Drug User Fee Act (PDUFA) target action date of November 15, 2026 for SAMPLIMAB. [FICTIONAL SAMPLE — not a real filing sentence]","source_accession":"0009999001-26-000001","source_url":"https://www.sec.gov/Archives/edgar/data/9999001/000999900126000001/0009999001-26-000001-index.htm","last_updated":"2026-07-20T14:02:11.000000+00:00","age_days":12}],"meta":{"total":1,"limit":200,"next_since":null,"has_more":null}}},{"method":"GET","path":"/v1/events","price":"$0.05","accepts":["base","solana"],"url":"https://api.biotechcatalystsentinel.com/v1/events","description":"FDA drug-approval catalyst change stream for US-listed biotechs: every state change of every tracked catalyst — each PDUFA date as set, extended and resolved — with the real outcome (approval or CRL), the SEC filing quote and its EDGAR source, as a since-cursor delta feed. Use when you mirror the calendar and need date changes and outcomes as they land, not a snapshot. Accuracy AND coverage are free at GET /v1/accuracy. Flat price per request.","input_example":{"since":0,"limit":100},"output_example":{"data":[{"event_id":990101,"catalyst_id":990001,"event_type":"new_date_assigned","drug_name":"SAMPLIMAB","company":"Sample Therapeutics, Inc.","ticker":"XSMPL","tickers":["XSMPL","XPRTN"],"indication":"sample indication (moderate-to-severe examplitis)","application_number":"BLA999901","prior_date":null,"new_date":"2026-04-18","new_date_upcoming":false,"days_to_date":null,"delta_days":null,"merged_into":null,"outcome":null,"confidence":"high","date_confidence":"confirmed","authority":"llm_high","source_quote":"The FDA has assigned a PDUFA target action date of April 18, 2026 for SAMPLIMAB. [FICTIONAL SAMPLE — not a real filing sentence]","detected_at":"2025-11-03T13:41:09.000000+00:00","filed_at":"2025-11-03","applied":true,"date_changed":true,"accession":"0009999001-25-000090","source_url":"https://www.sec.gov/Archives/edgar/data/9999001/000999900125000090/0009999001-25-000090-index.htm"}],"meta":{"total":1,"limit":100,"next_since":990106,"has_more":false}}}]}