# Services from 2s.io on Zero

> 2s.io serves 532 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/2s.io
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/2s.io/health.json

## Services

- [2s.io IP Geolocation](https://www.zero.xyz/c/2s-io-c1ed7c45/llms.txt): $0.001/call via x402, rated 4.9/5 (9 reviews). Geolocate an IPv4 or IPv6 address to country, region, city, and coordinates.
- [2s.io Article Cleaner](https://www.zero.xyz/c/2s-io-5b08a433/llms.txt): $0.00108/call via x402, rated 5.0/5 (1 review). Fetches a URL and returns its article content as clean markdown (or plain text), stripping navigation, ads, sidebars, scripts, and other non-article elements.
- [2s Geocode Address (Forward Geocoding)](https://www.zero.xyz/c/2s-geocode-address-forward-geocoding-bdca7852/llms.txt): $0.001/call via x402, rated 5.0/5 (1 review). Converts a free-text address or place name into geographic coordinates (lat/lon) and structured address components using OpenStreetMap/LocationIQ.
- [2s.io GitHub User Profile Lookup](https://www.zero.xyz/c/2s-io-github-user-profile-lookup-fd28b348/llms.txt): $0.001/call via x402, rated 5.0/5 (1 review). Fetches a GitHub user or organization's public profile data including login, name, company, location, bio, follower counts, and repo counts by username.
- [2s Marketplace Agent Registration](https://www.zero.xyz/c/2s-marketplace-agent-registration-88a0b684/llms.txt): $0.0012/call via x402, rated 5.0/5 (1 review). Registers an AI agent or API endpoint in the 2s.io pay-per-call marketplace, making it discoverable and callable by other agents via x402 payments.
- [2s.io Federal Court Docket Search](https://www.zero.xyz/c/2s-io-federal-court-docket-search-1d2cbd8b/llms.txt): $0.0048/call via x402, rated 4.7/5 (1 review). Search US federal court dockets (civil and criminal) from the RECAP/PACER archive by case name, party, court, date range, or exact docket number
- [FEC Schedule B Expenditures Search](https://www.zero.xyz/c/2s-io-49671714/llms.txt): $0.0012/call via x402. Search all itemized federal political committee disbursements (>157M rows) from FEC Schedule B, filtering by committee, recipient, purpose, amount, and date.
- [2s FRED Economic Data API](https://www.zero.xyz/c/2s-fred-economic-data-api-c9b1e01c/llms.txt): $0.00144/call via x402. Fetches Federal Reserve FRED economic time-series data (observations, metadata, or catalog search) by series ID or full-text query
- [2s.io Phone Number Normalize](https://www.zero.xyz/c/2s-io-fe91faca/llms.txt): $0.001/call via x402. Parse, validate, and canonicalize a phone number using Google's libphonenumber metadata, returning E.164, national, and international formats along with type and validity.
- [2s.io US Court Opinion Search](https://www.zero.xyz/c/2s-io-861dda81/llms.txt): $0.0036/call via x402. Search ~9 million US court opinions (SCOTUS, federal circuits, state appellate/supreme) by keyword, party name, citation, or docket number with court and date filters
- [2s.io Gene Lookup (NCBI + UniProt)](https://www.zero.xyz/c/2s-io-gene-lookup-ncbi-uniprot-c4095da9/llms.txt): $0.00192/call via x402. Look up a gene by official symbol and organism, returning merged NCBI Gene and UniProt data including IDs, description, chromosomal location, aliases, function summaries, and reviewed protein details.
- [2s.io USPTO Trademark Search](https://www.zero.xyz/c/2s-io-uspto-trademark-search-0d4c5941/llms.txt): $0.0024/call via x402. Search US trademarks by wordmark text, owner name, or goods/services description, returning full trademark record details from the USPTO register
- [US HTS Tariff Schedule Lookup](https://www.zero.xyz/c/us-hts-tariff-schedule-lookup-098706e9/llms.txt): $0.0018/call via x402. Look up or search the US Harmonized Tariff Schedule (HTS/HS codes) by exact code or free-text product description, returning duty rates and classification details.
- [2s.io POI Near Coordinate](https://www.zero.xyz/c/2s-io-5a73549c/llms.txt): $0.001/call via x402. Find points of interest of a given category near a lat/lon coordinate, sorted by distance, using OpenStreetMap data
- [2s Inflation Rates API](https://www.zero.xyz/c/2s-inflation-rates-api-e4ea453b/llms.txt): $0.00144/call via x402. Returns current and historical US inflation rate data (CPI, PCE, PPI, and related measures) sourced from FRED
- [2s.io Weather by ZIP Code](https://www.zero.xyz/c/2s-io-3d03ef7e/llms.txt): $0.0012/call via x402. Returns current weather conditions (temperature, wind, humidity, sky conditions) for a US ZIP code, sourced from the National Weather Service.
- [2s.io Federal Counterparty Due-Diligence Screener](https://www.zero.xyz/c/2s-io-federal-counterparty-due-diligence-screener-8a27af55/llms.txt): $0.0072/call via x402. Runs a single-call federal due-diligence check on a company or person across six authoritative sources (SAM.gov, OFAC, GLEIF, USAspending, FARA) and returns a unified risk verdict with a cleared boolean and per-source details.
- [2s.io Flight Status & Tracking](https://www.zero.xyz/c/2s-io-flight-status-tracking-d4a873fd/llms.txt): $0.018/call via x402. Returns live flight status, delays, gate/runway times, and route progress for a flight identified by airline designator or aircraft tail number
- [FDA Adverse Event Reports (FAERS) Search via 2s.io](https://www.zero.xyz/c/2s-io-66e1dfc3/llms.txt): $0.0024/call via x402. Search 9M+ FDA adverse drug event reports (since 1968) by drug name and optional MedDRA reaction term, returning report metadata, seriousness flags, patient demographics, and implicated drugs.
- [2s.io SEC Form 4 Insider Trades](https://www.zero.xyz/c/2s-io-c68d1cc5/llms.txt): $0.0072/call via x402. Fetches and parses recent SEC Form 4 insider transaction filings for a US public company by stock ticker, returning structured trade details including insider identity, role, transaction type, shares, price, and balance.
- [2s.io Congress Stock Trades API](https://www.zero.xyz/c/2s-io-congress-stock-trades-api-b43b3867/llms.txt): $0.0012/call via x402. Search and filter US Congress member stock trades parsed from STOCK Act Periodic Transaction Reports, returning structured trade details including member, ticker, transaction type, dollar range, and filing PDF link.
- [NASA JPL Small-Body Database Lookup](https://www.zero.xyz/c/nasa-jpl-small-body-database-lookup-4d3a6bbf/llms.txt): $0.00144/call via x402. Look up detailed physical and orbital data for any asteroid or comet by name, number, or designation from NASA JPL's Small-Body Database
- [2s.io Recent Earthquakes Near Coordinate](https://www.zero.xyz/c/2s-io-e6526a98/llms.txt): $0.001/call via x402. Returns recent earthquakes near a given lat/lon, including magnitude, depth, tsunami flag, and distance from query point, sourced from USGS FDSN in real time.
- [2s.io Scientific Literature Search](https://www.zero.xyz/c/2s-io-a117a582/llms.txt): $0.0024/call via x402. Search for academic papers across arXiv, PubMed, and Semantic Scholar simultaneously, returning a unified flat list with source, DOI, title, authors, abstract, year, citation count, and PDF links.
- [2s.io Inflation Calculator](https://www.zero.xyz/c/2s-io-inflation-calculator-dc457a28/llms.txt): $0.0012/call via x402. Adjusts a US dollar amount for inflation between two dates using CPI-U data from BLS via FRED, returning the adjusted amount, cumulative inflation %, annualized rate, and CPI index values.
- [2s KYB-360 Business Due Diligence](https://www.zero.xyz/c/2s-kyb-360-business-due-diligence-f87a94b8/llms.txt): $0.0144/call via x402. Performs a comprehensive 360° Know-Your-Business (KYB) check on a company, aggregating sanctions screening, debarment status, SAM registration, SEC filings, LEI, foreign agent flags, trademarks, and federal awards into a single risk-cleared response.
- [CMS Open Payments Search (Sunshine Act)](https://www.zero.xyz/c/2s-io-ef2917fc/llms.txt): $0.0012/call via x402. Search the CMS Open Payments database for financial transfers from drug/device manufacturers or GPOs to US physicians and teaching hospitals, lookup by NPI, name, or payer.
- [NHTSA Vehicle Consumer Complaints Lookup](https://www.zero.xyz/c/2s-io-4cc9e0f8/llms.txt): $0.0024/call via x402. Fetches NHTSA consumer complaints for a US vehicle by make, model, and model year, returning top N records sorted newest-filed first with ODI number, component, summary, crash/fire flags, injury/death counts, and dates.
- [2s.io Crypto Address Validator](https://www.zero.xyz/c/2s-io-aff1f8d4/llms.txt): $0.001/call via x402. Validates a cryptocurrency address with full cryptographic checksum verification and returns chain, validity, canonical form, format, and rejection reason.
- [2s.io Federal Register Search](https://www.zero.xyz/c/2s-io-8e0ce7ac/llms.txt): $0.001/call via x402. Search US Federal Register documents — rules, proposed rules, notices, and presidential documents — by keyword, type, agency, and date range
- [HUD-USPS ZIP Code Crosswalk Resolver](https://www.zero.xyz/c/hud-usps-zip-code-crosswalk-resolver-64cb5497/llms.txt): $0.012/call via x402. Resolves a US ZIP code to overlapping census tracts, counties, CBSAs (metro areas), and congressional districts with HUD-USPS allocation ratios by address type
- [FEC Schedule A Contributions Search](https://www.zero.xyz/c/2s-io-ea690cd3/llms.txt): $0.0012/call via x402. Search and filter 264M+ itemized federal campaign contributions from FEC Schedule A filings by contributor, recipient, amount, date, cycle, and more.
- [SEC EDGAR Filings Lookup by Ticker](https://www.zero.xyz/c/2s-io-b2e1da29/llms.txt): $0.0036/call via x402. Fetches recent SEC EDGAR filings for a US public company by stock ticker, with optional filtering by form type
- [2s.io UniProtKB Protein Lookup](https://www.zero.xyz/c/2s-io-uniprotkb-protein-lookup-2a3b12f0/llms.txt): $0.00144/call via x402. Look up detailed protein metadata from UniProtKB by accession number, returning names, gene info, organism, sequence, function, structure, and ontology data.
- [2s.io Security Identifier Resolver](https://www.zero.xyz/c/2s-io-security-identifier-resolver-c0d5d6d1/llms.txt): $0.012/call via x402. Resolves a single security identifier (ticker, ISIN, or LEI) into the full cross-system set: ticker, CIK, FIGI, composite FIGI, share-class FIGI, LEI, ISINs, and canonical issuer name.
- [NOAA GHCN-Daily Weather Station Finder](https://www.zero.xyz/c/2s-io-c0d50746/llms.txt): $0.001/call via x402. Find NOAA GHCN-Daily weather stations near a given coordinate, sorted by distance, with station metadata including location and network flags.
- [2s.io XBRL Financial Metrics by Ticker](https://www.zero.xyz/c/2s-io-384fb1a8/llms.txt): $0.0048/call via x402. Fetches curated XBRL financial metrics (revenue, EPS, assets, cash, etc.) for a US public company from SEC EDGAR, returning recent annual and quarterly values per metric.
- [2s.io ENS Resolver](https://www.zero.xyz/c/2s-io-ens-resolver-10ce490e/llms.txt): $0.001/call via x402. Resolves ENS names to Ethereum addresses and reverse-resolves addresses to ENS names, returning profile text records including avatar, email, Twitter, and GitHub.
- [2s.io Sky Watch — Integrated Sky Digest](https://www.zero.xyz/c/2s-io-sky-watch-integrated-sky-digest-f30c010e/llms.txt): $0.00288/call via x402. Returns a synthesized sky digest for a given lat/lon: sun/moon almanac, visible naked-eye planets above the horizon, near-Earth asteroid close approaches for the next 7 days, and live ISS position with visibility check.
- [2s.io Earth Now — Earthquakes & Wildfires by Coordinate](https://www.zero.xyz/c/2s-io-0c14cf2d/llms.txt): $0.0012/call via x402. Returns recent USGS earthquakes and active NIFC wildfires within a configurable radius of a lat/lon coordinate, sorted by distance nearest-first.
- [NASA Exoplanet Archive Search](https://www.zero.xyz/c/nasa-exoplanet-archive-search-c8f640d2/llms.txt): $0.00144/call via x402. Search and filter confirmed exoplanets from the NASA Exoplanet Archive (~6,000 planets, updated weekly) with detailed orbital, physical, and stellar parameters
- [2s IOC Reputation Check](https://www.zero.xyz/c/2s-ioc-reputation-check-88611062/llms.txt): $0.00216/call via x402. Checks an IP address, domain, URL, or file hash against multiple threat intelligence feeds (abuse.ch, Feodo Tracker, Tor, Spamhaus) to determine if it is a known malicious indicator of compromise.
- [2s.io DOI Bibliographic Metadata Lookup](https://www.zero.xyz/c/2s-io-a6cbf371/llms.txt): $0.0012/call via x402. Resolves a DOI to full authoritative bibliographic metadata via Crossref, returning title, authors, journal, publisher, dates, abstract, citations, and more.
- [2s.io Business Entity Screen (SOS + OFAC)](https://www.zero.xyz/c/2s-io-business-entity-screen-sos-ofac-1fa19a70/llms.txt): $0.00576/call via x402. Look up a business in a US state registry (NY, CO, or CT) and simultaneously screen it and its registered agent against the OFAC SDN sanctions list in a single call.
- [2s.io Provider Profile (NPI Lookup)](https://www.zero.xyz/c/2s-io-provider-profile-npi-lookup-e76b9482/llms.txt): $0.00576/call via x402. Returns a comprehensive US healthcare provider profile by NPI, merging NPPES identity, CMS Open Payments, and Medicare billing data in a single call.
- [NHTSA NCAP 5-Star Safety Ratings Lookup](https://www.zero.xyz/c/nhtsa-ncap-5-star-safety-ratings-lookup-cd7d6ecd/llms.txt): $0.003/call via x402. Returns NHTSA 5-Star crash-test ratings for a US vehicle by make, model, and model year, including overall and sub-ratings, rollover probability, safety tech flags, and recall/complaint counts.
- [CFR Section Lookup — Code of Federal Regulations Full-Text Retrieval](https://www.zero.xyz/c/cfr-section-lookup-code-of-federal-regulations-full-text-retrieval-8ee62b2b/llms.txt): $0.0018/call via x402. Fetches the full plain-text of a specific Code of Federal Regulations (CFR) section by title and section identifier, with optional point-in-time historical date lookup.
- [2s.io Weather Alerts](https://www.zero.xyz/c/2s-io-weather-alerts-9e3ebf12/llms.txt): $0.0012/call via x402. Returns live US severe-weather watches, warnings, and advisories from the National Weather Service for a specific lat/lon point or US state/marine zone.
- [2s.io Sky Tonight Almanac](https://www.zero.xyz/c/2s-io-sky-tonight-almanac-19ad7f9a/llms.txt): $0.001/call via x402. Returns a full observer-local sky almanac for any latitude/longitude and time, including Sun and Moon positions/events and all seven non-Earth planets' current sky positions and visibility
- [2s.io US Census ACS 5-Year Demographics by ZIP Code](https://www.zero.xyz/c/2s-io-68e4ab10/llms.txt): $0.001/call via x402. Returns detailed US Census ACS 5-year demographic data for a given 5-digit ZIP code (ZCTA), including population, income, poverty, race, education, workforce, and housing statistics.
- [ICD-10-CM Code Lookup and Verification API](https://www.zero.xyz/c/icd-10-cm-code-lookup-and-verification-api-cdd88147/llms.txt): $0.001/call via x402. Searches ICD-10-CM diagnosis codes by keyword or verifies a specific code, returning official descriptions and billability status
- [2s USC Section Lookup](https://www.zero.xyz/c/2s-usc-section-lookup-103927cd/llms.txt): $0.0018/call via x402. Retrieves the full statutory text and metadata for a specific section of the United States Code by title and section number
- [2s.io SEC 13F Institutional Holdings Lookup](https://www.zero.xyz/c/2s-io-649308da/llms.txt): $0.0072/call via x402. Returns parsed institutional holdings from a 13F-HR filing for a given investment manager CIK, sorted by market value descending
- [U.S. Drought Monitor — County/State Drought Conditions](https://www.zero.xyz/c/u-s-drought-monitor-county-state-drought-conditions-69dc1b1b/llms.txt): $0.001/call via x402. Returns weekly U.S. Drought Monitor data (D0–D4 severity percentages) for a given county (FIPS) or state, sourced from NDMC/USDA/NOAA.
- [2s Utility Rates by Location](https://www.zero.xyz/c/2s-utility-rates-by-location-6fc2cfdf/llms.txt): $0

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