{"x402_version":2,"name":"OSF — Open Source Filings Data Marketplace","description":"Verifiable, provenance-stamped public-record data for autonomous agents. Every record links back to its primary U.S. government or public source, so an agent can independently confirm it — eliminating hallucinated facts, fabricated citations, and made-up figures. All data is public-domain or openly licensed and redistributable.","value_proposition":"Agents that cite sources, validate claims, or act on real-world data need ground truth they can verify. OSF sells that ground truth: structured JSON with a provenance URL on every record pointing to the authoritative source.","contact":"admin@osf-master-server.com","documentation":"https://api.osf-master-server.com/mcp/tools","data_categories":[{"category":"Corporate & Financial Filings","sources":["SEC_EDGAR"],"examples":["10-K annual reports","10-Q quarterly reports","8-K material events","Form 4 insider transactions","13F institutional holdings","XBRL structured company financials"]},{"category":"Federal Spending & Procurement","sources":["USASPENDING","SAM","SAM_OPPS"],"examples":["Federal contract/grant/loan awards","Contractor entity registrations","Debarment/exclusion lists","Active solicitations & opportunities"]},{"category":"Economic & Labor Data","sources":["BLS","TREASURY","FRED","CENSUS"],"examples":["CPI, unemployment, nonfarm payrolls","U.S. debt & exchange rates","Federal Reserve economic series","American Community Survey profiles"]},{"category":"Legislative & Regulatory","sources":["CONGRESS","GOVINFO","FEDREG","FEC","COURTLISTENER"],"examples":["Congressional bills & status","Public laws & Congressional Record","Federal Register rules & notices","FEC candidates & committees","Federal court opinions (provenance-cited)"]},{"category":"Health & Life Sciences","sources":["OPENFDA","PUBMED","CLINICALTRIALS"],"examples":["FDA drug recall enforcement","PubMed biomedical citation metadata","ClinicalTrials.gov study records"]},{"category":"Intellectual Property","sources":["USPTO"],"examples":["Granted patents"]},{"category":"Hazards, Weather & Environment","sources":["NOAA","USGS","USGS_WATER","EPA_ECHO"],"examples":["NWS active weather alerts & point forecasts","USGS earthquakes (real-time)","USGS streamflow & gage height","EPA facility compliance & enforcement"]},{"category":"Transportation Safety","sources":["NTSB","FAA"],"examples":["NTSB aviation investigations","FAA aircraft registry"]},{"category":"Entities & World Knowledge","sources":["WIKIDATA"],"examples":["CC0 structured entity facts"]},{"category":"Global News Index","sources":["GDELT"],"examples":["Verifiable index/pointers to worldwide news coverage (metadata only)"]}],"data_guarantees":{"provenance":"Every record carries a provenance URL to its authoritative primary source.","licensing":"All data is public-domain or openly licensed and redistributable. Source-specific attribution (e.g. Census, FRED, CourtListener) travels in each record's provenance block.","freshness":"Records are collected on recurring missions; date/retrieval timestamps are included per record."},"resources":[{"endpoint":"https://api.osf-master-server.com/mcp/call","method":"POST","description":"MCP tools/call. get_catalog is FREE and returns record_ids, live per-record prices, and provenance URLs (filter by source or data_type). get_record requires x402 payment and returns the full verified record.","accepts":[{"scheme":"exact","network":"eip155:8453","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","currency":"USDC","payTo":"0x051a0ba2235210c47ca1b8df68a137ef0d8caf85","pricing":"dynamic per data_type; call get_catalog for the exact price of any record"}]}],"mcp_endpoints":{"tools":"https://api.osf-master-server.com/mcp/tools","call":"https://api.osf-master-server.com/mcp/call"},"tools":[{"name":"get_catalog","payment_required":false,"description":"Browse records: record_ids, prices, provenance URLs. Filters: source, data_type, limit, offset."},{"name":"get_record","payment_required":true,"description":"Purchase and retrieve one verified record by record_id (x402 USDC)."}],"schemas":{"_common":{"description":"Every OSF record, regardless of source, shares this common envelope.","fields":{"record_key":"string — stable internal key, namespaced by source (e.g. 'EDGAR:<accession>', 'USGS:QUAKE:<id>').","data_type":"string — human-readable record type, e.g. 'SEC EDGAR 8-K', 'USGS Earthquake Event', 'FDA Drug Recall'.","<domain_object>":"object — source-specific payload; the key names the domain (e.g. 'filing', 'award', 'earthquake', 'recall', 'study', 'opportunity'). See get_catalog data_type to know which.","provenance":"object — ALWAYS present. {source, source_authority, filing_index_url (link to the authoritative primary source), api_url, retrieved_at_utc, public_domain, and source-specific attribution/notes where required}."},"verification":"provenance.filing_index_url links to the original record on the issuing authority's site (sec.gov, usgs.gov, fda.gov, congress.gov, etc.). A buyer fetches it to confirm the data independently — this is the core anti-hallucination guarantee.","browse":"Call get_catalog (free) with a `source` or `data_type` filter to see exact record shapes, prices, and provenance URLs for any category before purchasing."},"SEC_EDGAR":{"description":"A single SEC EDGAR filing record with verifiable provenance.","fields":{"record_key":"string — stable internal key, e.g. EDGAR:<accession>:<form_type>","data_type":"string — e.g. 'SEC EDGAR 8-K'","filer":"object — {name, tickers[], exchanges[], sic, sic_description, state_of_incorporation, fiscal_year_end, entity_type}","filing":"object — {form_type, accession_number, cik, date_filed, company_name_as_indexed}","provenance":"object — {source, source_authority, filing_index_url, raw_submission_url, submissions_api_url, retrieved_at_utc, public_domain}"},"verification":"Every record's provenance.filing_index_url points to the original filing on sec.gov; a buyer can fetch it to confirm the data independently."}}}