Search MusicBrainz for release groups (albums, singles, EPs) by title. Returns matches with title, primary-type, artist credit and MBID. Keyless (sends a User-Agent). Useful for finding canonical album entries in the open music database.

Estimate the likely age for a first name from Agify, no key. Returns the predicted age and sample size. For AI agents enriching profiles and demographic guessing.

Estimate the likely gender for a first name from Genderize, no key. Returns predicted gender and probability. For AI agents enriching profiles.

Estimate likely nationalities for a first name from Nationalize, no key. Returns ranked country codes with probabilities. For AI agents enriching profiles and localization.

Detect the caller's public IP address and type (IPv4/IPv6) via keyless BigDataCloud. For agents discovering their own egress IP.

Resolve a domain's MX (mail server) records via keyless Google DNS-over-HTTPS. Returns priority and mail host data. For agents checking email routing and deliverability.

Resolve a domain's TXT records (SPF, DKIM, verification strings) via keyless Cloudflare DNS-over-HTTPS. For agents auditing email auth and domain ownership records.

Geolocate an IP address via keyless ip-api.com. Returns country, region, city, zip, lat/lon, timezone, ISP, org and AS number. For agents enriching IPs with location and network owner.

Upcoming public holidays for a country in the next year from Nager.Date, no key. Returns each holiday date and name. For AI agents reminding users and planning around upcoming closures.

Comprehensive metadata for any Solana NFT or compressed NFT (cNFT). Name, symbol, image, collection, creators with royalties, attributes, ownership, mutability, on-chain authorities. Metaplex + DAS standards. AI agent NFT browser, marketplace bot, wallet portfolio, Solana NFT API.

NHL game scores for a date from the official NHL web API, no key. Returns games with teams, scores, and status. For AI agents building hockey briefings.

Current NHL standings from the official NHL web API, no key. Returns each team with wins, losses, points, and division. For AI agents answering hockey standings questions.

Search Medical Conditions from the NIH NLM Clinical Tables service by terms, no key. Returns matching codes and display names. For AI agents in health, coding, and clinical workflows.

Search HCPCS Procedure And Supply Codes from the NIH NLM Clinical Tables service by terms, no key. Returns matching codes and display names. For AI agents in health, coding, and clinical workflows.

Search ICD-10-CM Diagnosis Codes from the NIH NLM Clinical Tables service by terms, no key. Returns matching codes and display names. For AI agents in health, coding, and clinical workflows.

Search Individual Healthcare Providers (NPI) from the NIH NLM Clinical Tables service by terms, no key. Returns matching codes and display names. For AI agents in health, coding, and clinical workflows.

Search Healthcare Organizations (NPI) from the NIH NLM Clinical Tables service by terms, no key. Returns matching codes and display names. For AI agents in health, coding, and clinical workflows.

Search Prescribable Drug Names from the NIH NLM Clinical Tables service by terms, no key. Returns matching codes and display names. For AI agents in health, coding, and clinical workflows.

Latest weather observation from a US National Weather Service station, no key. Returns temperature, wind, humidity, and conditions. For AI agents needing official US ground-truth weather.

Predicted tidal current speed (knots) and direction for today at a NOAA CO-OPS current station, with mean flood/ebb bearing and depth. Keyless NOAA Tides and Currents. For agents routing vessels through tidal currents.

Current sea surface temperature and ocean current velocity for any marine coordinate from Open-Meteo. Keyless, global. Useful for fisheries, climate, reef monitoring and maritime routing.

Metadata for one NOAA CO-OPS tide station: name, lat/lon, tidal and Great Lakes flags, SHEF code, and references to its datums and sensors. Keyless NOAA Tides and Currents. For agents resolving station details.

Directory of NOAA CO-OPS stations by type (waterlevels, currents, etc.) with ids, names, and locations. Keyless NOAA Tides and Currents. For agents discovering which tide/current stations exist near a location.

Predicted high/low tides for a NOAA CO-OPS station today: time, height (ft), and type (H/L). Keyless NOAA Tides and Currents. For agents planning coastal, boating, fishing, or surf activity.

Observed tide-gauge water levels for today at a NOAA CO-OPS station, 6-minute samples with sigma and quality flags. Keyless NOAA Tides and Currents. For agents monitoring real-time coastal water levels.

Observed sea water temperature for today at a NOAA CO-OPS station, 6-minute samples. Keyless NOAA Tides and Currents. For agents tracking ocean/bay water temperature. Not all stations carry this sensor.

Hourly ocean wave forecast for any coastal coordinate from Open-Meteo Marine. Returns wave height (m), direction and period. Keyless, global. Useful for marine ops, surf, shipping and coastal safety agents.

Daily ocean wave summary for a coordinate: max wave height, max period, and dominant direction. Keyless Open-Meteo Marine. For agents planning multi-day coastal trips or surf windows.

Hourly ocean wave forecast for a coordinate: significant wave height, period, direction, plus wind-wave and swell components. Keyless Open-Meteo Marine. For agents planning surfing, sailing, or offshore operations.

Observed coastal wind speed, direction (deg + compass), and gusts for today at a NOAA CO-OPS station, 6-minute samples. Keyless NOAA Tides and Currents. For agents planning sailing, boating, or coastal operations.

Crude oil spot prices in USD per barrel: WTI NYMEX and Brent ICE front-month futures with OHLC and Brent-WTI spread. AI agent energy market analyzer, geopolitical risk tracker, inflation indicator, energy sector trader, macro correlation API.

Search the OpenAlex open scholarly graph for authors by keyword, no key. Returns ranked matches with identifiers and metadata. For AI agents doing literature review, research enrichment, and citation analysis.

Search the OpenAlex open scholarly graph for concepts by keyword, no key. Returns ranked matches with identifiers and metadata. For AI agents doing literature review, research enrichment, and citation analysis.

Search the OpenAlex open scholarly graph for institutions by keyword, no key. Returns ranked matches with identifiers and metadata. For AI agents doing literature review, research enrichment, and citation analysis.

Search OpenAlex sources (journals, conferences, repositories) by name, no key. Returns matching venues with ID, name, and metadata. For AI agents discovering and validating publication venues.

Search the OpenAlex open scholarly graph for works by keyword, no key. Returns ranked matches with identifiers and metadata. For AI agents doing literature review, research enrichment, and citation analysis.

Query the openFDA Animal And Veterinary Adverse Events dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, device, and safety research.

Query the openFDA Device 510(k) Clearances dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, device, and safety research.

Query the openFDA Device Classifications dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, device, and safety research.

Query the openFDA device recalls dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, health, and safety research.

Query the openFDA drug adverse events dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, health, and safety research.

Query the openFDA drug labels dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, health, and safety research.

Query the openFDA Drug NDC Directory dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, device, and safety research.

Query the openFDA drug recalls dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, health, and safety research.

Query the openFDA Food Adverse Events dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, device, and safety research.

Query the openFDA food recalls dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, health, and safety research.

Query the openFDA Tobacco Problem Reports dataset by search expression, no key, US FDA public data. Returns matching records with structured fields. For AI agents in pharma, device, and safety research.

Search Open Library authors by name, no key. Returns matching authors with name, birth date, and work counts. For AI agents resolving author identities.

Look up a book by ISBN from Open Library, no key. Returns title, authors, publisher, publish date, and page count. For AI agents resolving ISBNs to book metadata.

Search Open Library books by title, author, or keyword, no key. Returns matching works with title, author, first publish year, and edition counts. For AI agents in books, research, and library use cases.