PayAPI Market

AutoScrape

38 APIs · 62 endpoints · Base network · x402 protocol

Live APIs

SAM.gov Contract Opportunities & GovCon Leads API

Official SAM.gov contract opportunities, federal procurement notices, GovCon leads, solicitations, bids, set-asides, NAICS targeting, and agency notice evidence. Deterministic test: query=roofing&activeOnly=true&maxResults=1. Notices may be amended, cancelled, archived, delayed, or incomplete and do not prove an opportunity remains open, vendor eligibility, final award, or bid success.

2 endpoints · $0.01–$0.01

Schema Markup, JSON-LD & Structured Data Extractor API

Extract point-in-time structured-data evidence from public web pages: JSON-LD, Microdata, RDFa, Open Graph, Twitter Cards, canonical URLs, meta tags, schema types, and malformed-block signals. Use it for SEO audits, rich-result research, content QA, and website-data enrichment with bounded fetching and private-network protections. Static HTML can miss client-rendered, blocked, personalized, or later-mutated markup; extracted syntax is not semantic validation, Google rich-result eligibility, search-ranking proof, ownership proof, or a guarantee that crawlers see the same page. Deterministic test: url=https://www.apple.com&maxResults=1. MCP tool: extract_schema_markup.

2 endpoints · $0.01–$0.01

Bulk Email Validation & Verification API

Bulk email validation for lead-list cleaning, CRM cleanup, syntax checks, MX lookup, and disposable-domain signals. Returns stable source and interpretation fields for up to 100 addresses per request. The serverless route does not perform SMTP checks: valid means syntax valid, MX present, and domain not flagged disposable—not mailbox ownership, live reachability, delivery, consent, or anti-spam compliance. Deterministic test: emails=test@example.com,ava@example.org&maxResults=2. MCP tool: validate_email_addresses.

1 endpoints · $0.01–$0.01

Phone Validation & Geocoding API

Bulk phone validation and carrier/region metadata for lead-list cleanup and CRM QA. Numbering-plan evidence only—not ownership, consent, live reachability, OTP delivery, or current HLR assignment.

1 endpoints · $0.01–$0.01

US Tariff HTS Code Lookup & Import Duty API

Search official U.S. International Trade Commission HTS classification lines by HTS code prefix or product description. Returns source-linked tariff descriptions, units, general and special duty rates, and column 2 rates for import classification and landed-cost research. Deterministic test: htsCode=8507.60&maxResults=1 returns HTS 8507.60.00 for lithium-ion batteries with the published 3.4% general rate. Results are published classification/rate evidence, not a binding CBP ruling, legal advice, a complete landed-cost calculation, origin or FTA proof, or a guarantee of duty owed; Chapter 99 duties, exclusions, quotas, trade remedies, valuation, origin, and revisions can change treatment.

2 endpoints · $0.01–$0.01

Bankruptcy Filing Search & Chapter 11 Dockets API

Search CourtListener RECAP bankruptcy dockets by chapter, debtor or case keyword, court, docket number, and filing date for restructuring leads, insolvency monitoring, legal research, and credit-risk review. Deterministic test: chapter=11&maxResults=1. RECAP is an incomplete PACER-derived archive, not an official or complete PACER search. Docket metadata and party names do not prove identity, debt validity, liability, discharge, current status, case outcome, creditworthiness, or legal effect. MCP tool: search_bankruptcy_filings.

2 endpoints · $0.01–$0.01

NHTSA VIN Decoder, Bulk Vehicle Specs & vPIC API

Decode one or multiple full or partial VINs through NHTSA's official no-key vPIC service, with optional model-year hints, manufacturer data, vehicle specifications, official warning codes, and a bounded total result cap. Use it for vehicle-specification lookup, fleet-data normalization, automotive inventory enrichment, and VIN data QA. vPIC output is manufacturer-data-based specification evidence—not title, ownership, accident or vehicle history, odometer, recall, inspection, valuation, current configuration, or condition evidence. Missing values mean NHTSA has no data for that variable; they do not prove equipment is unavailable. Deterministic test: vin=1HGCM82633A004352&maxResults=1 returns a 2003 Honda Accord. MCP tool: decode_nhtsa_vins.

2 endpoints · $0.01–$0.01

FDA 510k Medical Device Clearances API

Search official FDA 510(k) clearance records by device, applicant/manufacturer, product code, and decision date for medical-device regulatory intelligence. Deterministic test: applicant=Medtronic&maxResults=1 returns official record K231976. Records are clearance evidence—not FDA approval or endorsement, current availability, safety/effectiveness proof, recall status, or equivalence for a specific use; review the official record, labeling, and later FDA actions.

2 endpoints · $0.01–$0.01

California Contractor License Lookup & Verification API

Official California CSLB contractor-license evidence for license lookup, contractor onboarding, and compliance review. Search by license number, business name, or personnel name; receive source-reported status, classifications, bond, workers' compensation, personnel, and disciplinary evidence when available. Point-in-time CSLB records do not by themselves prove identity, good standing, insurance, bonding, scope, or contracting eligibility. Deterministic test: licenseNumber=1098765&maxResults=1. MCP tool: lookup_cslb_contractor_license.

1 endpoints · $0.01–$0.01

Congress Stock Trades & Financial Disclosures API

Search official House and Senate financial disclosure filings by member, chamber, filing year and type, with Periodic Transaction Reports plus annual holdings, transaction summaries, income, and liabilities when available. Deterministic test: query=Tuberville&chamber=senate&filingYear=2025&filingType=O&fetchTransactions=true&maxResults=1 returns one annual filing with 280 holdings, 270 transaction-summary rows, 3 income rows, and 2 liabilities. Filings are filer-submitted official records—not independent verification, a live or complete portfolio, beneficial-ownership proof, investment advice, or a wrongdoing or compliance determination. MCP tool: search_congress_stock_trades.

2 endpoints · $0.01–$0.01

Yahoo Finance Stock Data & Historical Prices API

Stock quotes, OHLCV chart history, previous close, 52-week range, exchange and currency metadata for ticker research. Deterministic test: symbol=AAPL&range=1mo&interval=1d. Values are publisher observations that may be delayed or revised—not exchange-certified live prices, adjusted history, fundamentals, corporate-action evidence, or investment advice.

1 endpoints · $0.01–$0.01

Federal Court Dockets & PACER RECAP API

Search federal court dockets through CourtListener's public RECAP archive by case name, court, filing dates, nature of suit, or full-text query. Returns bounded source-linked docket evidence with parties, attorneys, firms, judge, PACER case ID, CourtListener links, and matching archived documents. Deterministic test: caseName=Microsoft Corporation&maxResults=1. RECAP is an incomplete crowd-sourced PACER-derived archive—not official or complete PACER, identity verification, proof of allegations or liability, current case status/outcome, legal advice, or a Shepard's/KeyCite substitute.

2 endpoints · $0.01–$0.01

NPPES NPI Registry & Healthcare Provider Lookup API

Search the official public NPPES NPI Registry by exact NPI, provider or organization name, taxonomy, and location for provider onboarding, directory enrichment, and credentialing preflight. Deterministic test: npi=1881018208&maxResults=1 returns Mayo Clinic. NPI assignment and status A are administrative registry evidence—not identity, licensure, good standing, credentialing, sanctions clearance, Medicare or Medicaid enrollment, billing or ordering authority, current practice, or employment. MCP tool: search_npi_registry.

2 endpoints · $0.01–$0.01

Official US Business Registry Evidence API

Official-source US Secretary of State business-registry evidence for KYB, merchant underwriting, compliance review, and agent evidence packs. No-key pilot covers 16 active states (NY, TX, CO, OR, IA, WI, NJ, CT, PA, MN, KY, ND, AL, AR, RI, MO); CA requires keyed/bulk data and returns an explicit warning. Parameters: query required, states optional CSV, maxResults, fetchDetails. Deterministic test: query=Apple Inc&states=NY,TX&maxResults=5 returns matches.

1 endpoints · $0.01–$0.01

Sitemap URL Extractor & XML Sitemap Parser API

Extract URLs from XML sitemaps and sitemap indexes for SEO audits, migrations, crawl planning, and RAG ingestion. Supports nested sitemap discovery with bounded results and private/local-target protection. Sitemap URLs and lastmod, changefreq, priority, and image fields are publisher declarations—not proof of reachability, indexing, canonical status, ownership, safety, or current content. Deterministic test: url=https://www.apple.com/sitemap.xml&maxResults=1. MCP tool: extract_sitemap_urls.

1 endpoints · $0.01–$0.01

NHTSA Vehicle Complaints & Auto Defect Reports API

Search official NHTSA ODI consumer vehicle complaints by make, model, model year, and component. Returns source-linked complaint narratives, crash/fire/injury indicators, ODI identifiers, and evidence limits for automotive safety research, defect monitoring, and lemon-law workflows. Consumer-submitted reports are not NHTSA verification of a defect, causation, frequency, recall status, manufacturer liability, or current vehicle condition.

2 endpoints · $0.01–$0.01

OSHA Workplace Inspections, Violations & Penalties API

Search official OSHA IMIS workplace inspection records by exact activity number, employer, location, dates, case status, inspection type, NAICS, violation status, and bounded result count. Returns source-linked inspection, violation, citation, standard, and penalty evidence. Deterministic test: activityNumber=1774072.015&maxResults=1 returns the Nexcivil Engineering record. OSHA IMIS is agency management evidence, not final adjudication, a complete safety rating, employer identity proof, or compliance clearance; open cases, citations, classifications, and penalties can change through corrections, settlements, and contests.

2 endpoints · $0.01–$0.01

Building Permits Roof Age Solar AHJ Evidence API

Official-source building-permit search for contractor leads plus roof-age, property-insurance permit history, solar/AHJ coverage QA, P&C underwriting, COPE permit evidence, and permit source-drift checks. Parameters: city, query/keyword, maxResults. Safe default if city/query are omitted: Austin roof permits with an explicit warning. Deterministic test: city=austin&query=roof&maxResults=5 returns recent permit-event records; city=austin&query=solar&maxResults=5 demonstrates solar/AHJ project evidence.

1 endpoints · $0.01–$0.01

New Jersey UCC Lien Search & Debtor Filings API

Search New Jersey UCC debtor filings by organization, person, or filing number for lender due diligence, credit underwriting, vendor risk, and business lien checks. Deterministic test: debtorName=JPMorgan&maxResults=1. Results are point-in-time non-certified portal evidence—not identity resolution, lien priority, legal effect, expiry, or proof of complete debtor coverage.

1 endpoints · $0.01–$0.01

Bulk HTTP Status Checker & Redirect API

Check HTTP status codes, redirects, final URLs, response times, and request errors for up to 100 public URLs. GET or POST. Deterministic test: urls=https://example.com&maxResults=1. Point-in-time HTTP evidence only—not continuous uptime, rendered-content, authentication, or application-health proof. Private and local network targets are blocked.

2 endpoints · $0.01–$0.01

Website Company Enrichment & Domain Intelligence API

Turn public business websites into structured company names, descriptions, public contact evidence, social links, addresses, final URLs, and observed technology signals for B2B lead enrichment and CRM cleanup. Deterministic test: domains=stripe.com&maxResults=1. Output is page-observed evidence—not verified legal-entity identity, contact ownership, reachability, consent, or a security/compliance determination.

1 endpoints · $0.01–$0.01

SEC EDGAR Filings Public Company Evidence API

SEC EDGAR company and filing lookup for investor due diligence, financial research, compliance agents, 10-K/10-Q discovery, and public-company evidence workflows. Prefer tickers for exact company matching: tickers=AAPL&maxResults=2. Also supports cik, company/query text, formType, and maxResults filters.

1 endpoints · $0.01–$0.01

Website Tech Stack Scanner & BuiltWith Alternative API

Detect website technologies from response headers and bounded static HTML for lead enrichment, competitive research, migrations, and technology lookup. Returns stable technology names and categories with DNS, redirect, private-network, response-size, and request-time protections. Detections are point-in-time heuristic observations—not proof a technology is present or absent; client-rendered, blocked, proxied, or obfuscated tools may be missed and fingerprints can produce false positives. Deterministic test: url=https://www.shopify.com&maxResults=1. MCP tool: scan_website_tech_stack.

1 endpoints · $0.01–$0.01

FMCSA Carrier Safety, Inspections, Violations & Crash Data API

Official FMCSA/DOT carrier safety evidence by exact USDOT number: company census profile, authority/status fields, latest inspections, linked violations and out-of-service evidence, and reported crash involvement. Deterministic test: usdotNumber=54283&maxResults=1 returns Swift Transportation with source links plus bounded inspection and crash rows. Crash involvement does not prove fault or preventability; violations can change through corrections, challenges, or adjudication; public files exclude driver data; bounded rows are not complete history; agency records are not independent authority, insurance, identity, or compliance clearance.

2 endpoints · $0.01–$0.01

Broken Link Checker, 404 Audit & Link Rot API

Extract and check unique links, images, scripts, and stylesheets from a web page for broken URLs, 404s, redirects, TLS failures, and link rot. Static-HTML, point-in-time HTTP evidence only: no recursive crawl, rendered-JavaScript coverage, continuous uptime guarantee, or proof a transient failure is permanent. Deterministic test: url=https://badssl.com/&maxResults=1.

2 endpoints · $0.01–$0.01

IRS 990 Nonprofit Charity Grant Evidence API

IRS 990 nonprofit search for charity verification, donor research, grant prospecting, foundation diligence, and nonprofit evidence packs. Parameters: query required, maxResults optional. Deterministic test: query=American Red Cross&maxResults=5 returns public tax-exempt organization filing metadata and source-backed organization details.

1 endpoints · $0.01–$0.01

CourtListener Legal Opinions & Case Law API

Search CourtListener legal opinions and case law by full text, court, filing date, citation, docket number, or source-reported status for precedent research, litigation analysis, and legal research workflows. Deterministic test: query=artificial intelligence copyright&maxResults=1 returns source-linked National Security Counselors v. Central Intelligence Agency evidence. CourtListener is a non-governmental public archive; results can be incomplete, delayed, duplicated, or corrected and are not official court copies, legal advice, identity verification, Shepardization/KeyCite treatment, or proof an opinion remains controlling law.

2 endpoints · $0.01–$0.01

SEC Form 8-K Material Events, Earnings & M&A API

Search official SEC EDGAR Form 8-K filings by company or ticker, CIK, accession number, date, state, SEC item code, normalized event category, amendment status, and sort order. Use it for earnings, M&A, cybersecurity, executive-change, bankruptcy, restatement, capital-markets, listing, and governance monitoring with record-specific SEC filing links and bounded-scan disclosure. Form 8-K is company-filed disclosure evidence—not SEC verification, a live market feed, investment advice, or proof that a reported event had a particular outcome. Review the linked filing and later amendments. Deterministic test: company=Apple&maxResults=1 returns a source-linked Apple filing. MCP tool: search_sec_form_8k_events.

2 endpoints · $0.01–$0.01

Dallas County Property Tax Records & Assessed Value API

Search the Dallas County Tax Office public property-tax portal by exact account number, owner name, or street/address. Returns bounded source-linked evidence including owner as displayed, property address, assessed and market values, tax levy, amount due, and retrieval context for property research, underwriting, and due diligence. Portal records are point-in-time screening evidence—not certified tax certificates, title reports, appraisals, complete lien searches, ownership determinations, or proof that a displayed zero balance means no other obligation. Deterministic test: account=007554000K0020000&maxResults=1. MCP tool: search_dallas_county_property_tax.

2 endpoints · $0.01–$0.01

DOL Form 5500 401(k) & Employee Benefit Plan Leads API

Search official DOL regular Form 5500 and linked Schedule H/I annual filings by sponsor, EIN, plan, state, category, participants, assets, contributions, expenses, and fees. Deterministic test: sponsorEin=91-1144442, planCategory=401k, sortBy=assets_desc, maxResults=1 returns Microsoft Savings Plus 401(k). Scope excludes Form 5500-SF and other schedules. Filer-submitted annual evidence is not DOL verification, a live/current plan, compliance status, renewal timing, or buying intent; filings can be amended, delayed, duplicated, incomplete, or erroneous.

2 endpoints · $0.01–$0.01

Federal Register Rules, Regulations & Proposed Rules API

Search official Federal Register documents for final rules, proposed rules, notices, agency actions, comment deadlines, dockets, RINs, and CFR references. Deterministic test: query=artificial intelligence&maxResults=1. Records can be corrected, republished, withdrawn, delayed, or superseded and are publication evidence—not legal advice, current codified-law or applicability proof, or proof a reported comment deadline remains open. MCP tool: search_federal_register_documents.

2 endpoints · $0.01–$0.01

Sunbiz Florida New Business Filings & LLC Leads API

Search Florida Division of Corporations Sunbiz daily public filing files for new business formations and company leads by source-file date, entity name, filing type, status, ZIP, and registered-agent keyword. Returns bounded source-linked records with entity identifiers, addresses, agent/officer evidence, file provenance, and explicit coverage limits. The source-file date is when a record appeared in Florida's database file, not necessarily original formation; daily files may include corrections or older entities, and source-reported Active is not certified good standing, identity, ownership, licensing, tax, lien, operations, or suitability proof.

2 endpoints · $0.01–$0.01

HMDA Mortgage Loan Applications & Fair Lending Data API

Search official FFIEC/CFPB HMDA loan-application records by lender LEI, state, year, county, action, loan type, and loan purpose. Returns bounded privacy-modified evidence for lender origination and denial analysis, mortgage-market research, and fair-lending screening. HMDA records are institution-reported evidence—not proof of borrower identity, discrimination, compliance, lender policy, property value, creditworthiness, or current market conditions; outcome analysis requires appropriate denominators and controls. Deterministic test: lei=KB1H1DSPRFMYMCUFXT09&states=CA&years=2024&actionsTaken=1&maxResults=1. MCP tool: search_hmda_mortgage_data.

2 endpoints · $0.01–$0.01

CMS Nursing Home Care Compare, Ratings & Staffing API

Search official CMS Care Compare nursing home records by facility, state, exact CCN, overall rating, or ownership type. Returns source-linked ratings, staffing, inspections, deficiencies, fines, ownership, beds, chains, and contacts for provider research and healthcare due diligence. Deterministic test: ccn=055001&maxResults=1. CMS fields are point-in-time administrative and quality evidence—not current licensure, good standing, complete enforcement history, clinical suitability, ownership identity, or patient-specific care-quality proof.

2 endpoints · $0.01–$0.01

OFAC SDN Sanctions Screening API

Screen names against the U.S. Treasury OFAC Specially Designated Nationals (SDN) List by query, country, sanctions program, or person/entity type for AML, KYC, vendor, and counterparty review workflows. Deterministic test: query=Wagner Group&maxResults=1 returns one source-linked possible match. Scope is the SDN List only. Substring results are possible matches—not identity verification, legal or compliance clearance, non-SDN consolidated-list coverage, beneficial-ownership analysis under OFAC's 50 Percent Rule, or a substitute for current official guidance and qualified review.

2 endpoints · $0.01–$0.01

SEC Form 13F Institutional & Hedge Fund Holdings API

Search official SEC EDGAR Form 13F-HR and 13F-HR/A filings by investment manager name or CIK, filing date, report quarter, issuer, CUSIP, value, shares, put/call, discretion, and amendment status. Use it for institutional holdings, hedge fund holdings, quarterly manager portfolios, and source-linked investment research with official filing, cover-document, information-table, and search URLs plus bounded-scan disclosure. Form 13F is lagged manager-filed disclosure—not SEC verification, a live or complete portfolio, beneficial-ownership proof, or investment advice. It can omit short positions, non-13(f) securities, and confidential holdings and can later be amended. Deterministic test: managerCik=1067983&maxResults=1&maxFilingsScanned=1 returns Berkshire Hathaway's source-linked American Express holding. MCP tool: search_sec_form_13f_holdings.

2 endpoints · $0.01–$0.01

SEC Form D Startup Funding & Private Placement API

Search official SEC EDGAR Form D notices for startup funding, private placements, issuers, offering amounts, amounts sold, investor counts, exemptions, securities, and amendments. Supports recent filings plus exact CIK, accession, keyword, date, state, industry, fund, entity, security, exemption, amendment, amount, and investor filters with bounded results and source links. Form D is issuer-filed notice evidence—not SEC approval, verified or completed financing, investment advice, or proof reported amounts were ultimately raised; investor counts do not identify investors. Deterministic test: daysBack=7&maxResults=1&maxFilingsScanned=25. MCP tool: search_sec_form_d_filings.

1 endpoints · $0.01–$0.01

Merchant Risk WHOIS Domain Evidence API

WHOIS and domain-age evidence for merchant underwriting, vendor due diligence, website legitimacy checks, fraud review, and risk-agent evidence packs. Parameter: domain required. Deterministic test: domain=apple.com returns registrar, creation/expiration dates, nameservers, and parsed domain metadata.

1 endpoints · $0.01–$0.01