Free APIs for AI Projects

Extract structured data from any website.

• No API key needed
• Fast: 378 ms response
• Callable from the browser (CORS)
• HTTPS

Data on international sanctions, crime and politically exposed persons.

• No API key needed
• Fast: 343 ms response
• Callable from the browser (CORS)
• HTTPS

US wages for 1,008 occupations and by state, from BLS OEWS May 2025, static JSON, CC BY 4.0.

• No API key needed
• Fast: 278 ms response
• Callable from the browser (CORS)
• HTTPS

LLM pricing, context windows and deprecation dates, schema-validated and updated daily.

• No API key needed
• Fast: 328 ms response
• Callable from the browser (CORS)
• HTTPS

Senegal reference data: public holidays, mobile operators, banks, communes, legal forms.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Token cost, LLM energy, agent-hour and Proof-Adjusted Autonomy calculators by Michał Piszczek.

• No API key needed
• Returns JSON at its URL
• Callable from the browser (CORS)
• HTTPS

An Indian Government platform that provides a lot of APIS for KYC, business, education & employment.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Cloud data warehouse list prices, read daily from AWS and Azure pricing APIs, with price history.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Source-reviewed energy company knowledge graph and directory exports.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

US college admission chance estimates and admissions data for 1,100+ colleges.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Hardware end-of-sale and end-of-service-life dates by part number, source-linked.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Open datasets on AI policy, regulation and public-sector adoption in Germany and the EU.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Russian-language Phuket real estate guides, asking prices, condo assessment rates, weather, beaches.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Documented luxury watch auction records, live listings, valuations and price indices.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Open data about nobel prizes and events.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Open-source benchmark of how well LLMs solve nonogram puzzles.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Consumer product-safety recall notices from 11 government registers, looked up by barcode (EAN/GTIN).

• No API key needed
• Callable from the browser (CORS)
• HTTPS

US public schools, hospitals and federal agency budgets as JSON/CSV, with provenance.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Random words and definitions using optional filters.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Dated historical events as JSON, each quoted from a cited Wikipedia revision.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

VPS and cloud server prices from 46 providers, read daily from their own pricing pages and APIs.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Economic data for 218 countries — GDP, population, inflation, and 440+ indicators from IMF and World Bank.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Industry statistics, each traced to its primary source with a verbatim quote, CC BY 4.0.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Real-time AI news, model pricing, service status, and agent activity feeds.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

1,000+ AI deployments, each linked to the publisher's own page, JSON and CSV, CC BY 4.0.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Daily indexes of real-world activity from public data, each reading timestamped in Bitcoin.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Free daily UK fertiliser price index across nine grades, CC BY 4.0 licensed.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Official social media handles and identifiers of 155,000+ notable people and organisations.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Brazilian company profiles by CNPJ, CNAE establishment counts and municipality coordinates.

• No API key needed
• Returns JSON at its URL
• Callable from the browser (CORS)
• HTTPS

Collaborative dictionary data. A free dictionaries API by Wiktionary.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Word definitions with Scrabble validity and tile score in one call, built for word games.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Data on higher education institutions in the United States.

• No API key needed
• Fast: 174 ms response
• HTTPS

Cross-brand carbide insert grade equivalents by ISO application class.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Search and read Edgepedia, a free and growing encyclopedia with citations.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Fixed Philippine PCSO historical results and normal draw schedules.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Live pricing, context windows and model ids for major LLM APIs.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Normalized historical records and 25 daily-updated reference series.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Cellular IoT bands, 2G/3G sunsets and device compatibility for 46 countries.

• No API key needed
• Callable from the browser (CORS)
• HTTPS

Provides AI-powered APIs for text generation, image processing, and more.

• Fast: 114 ms response
• Callable from the browser (CORS)
• HTTPS

US rental listings from property managers' own websites, verified weekly.

• No API key needed
• Callable from the browser (CORS)
• HTTPS