Free Public APIs for Developers and Agents
Free public web APIs that developers and AI agents can call. Entries come from the open public-apis list; each link was checked automatically (HTTP status) on the date shown, which says the site responded, not that the API is good.
Associated Press
Search for news and metadata from Associated Press
Astro Agents
Deterministic Western and Vedic astrology: natal charts, transits, kundli, dashas, panchang
AstroWay
Astrology, natal charts, Human Design, Vedic and horoscopes on the Swiss Ephemeris
Astroworld
Free Minecraft data: mobs, biomes, items, enchantments, structures, commands, versions, achievements, trades
AtlasFetch
Reverse geocode coordinates to country, region and municipality with ISO 3166 codes
Attestwire
Validate EN 16931 e-invoices: XRechnung, ZUGFeRD, Factur-X, Peppol BIS
Audexum
Speech-to-text in 25 languages and text-to-speech with 43 voices in 32 languages
Audiomack
Api of the streaming music hub Audiomack
Auth0
Easy to implement, adaptable authentication and authorization platform
Auto Body Shop Directory
Find auto body shops by ZIP code, city, location, or profile
Autochess VNG
Rest Api for Autochess VNG
Aviation Safety Data
164,068 aircraft accident narratives from 128 official investigation authorities, plus FAA data
Axolotl
Collection of axolotl pictures and facts
Ayes and Noes
UK House of Commons MPs, parties and recorded votes
Ayrshare
Social media APIs to post, get analytics, and manage multiple users social media accounts
AZ511
Access traffic data from the ADOT API
Azure DevOps
The Azure DevOps basic components of a REST API request/response pair
Azure DevOps Health
Resource health helps you diagnose and get support when an Azure issue impacts your resources
Bacon Ipsum
A Meatier Lorem Ipsum Generator
BaconMockup
Resizable bacon placeholder images
Ball Ranks
NFL and NBA fantasy rankings and player projections
balldontlie
Balldontlie provides access to stats data from the NBA
Band Atlas
Cellular IoT bands, 2G/3G sunsets and device compatibility for 46 countries
Bandcamp
API of Music store Bandcamp
Bank Data
Instant IBAN and SWIFT number validation across the globe
Bank Negara Malaysia Open Data
Malaysia Central Bank Open Data
Bank of Russia
Exchange rates and currency conversion
Banking Access Index
Which US business banking providers accept founders by country of residence, with sources
Barter.VG
Provides information about Game, DLC, Bundles, Giveaways, Trading
Battle.net
Diablo III, Hearthstone, StarCraft II and World of Warcraft game data APIs
BC Ferries
Sailing times and capacities for BC Ferries
BCLaws
Access to the laws of British Columbia
BdAPIs
Get divisions, districts, and upazzilas of Bangladesh
Beeceptor
Build a mock Rest API endpoint in seconds
Best Buy
Products, Buying Options, Categories, Recommendations, Stores and Commerce
Best Temp Mail
Disposable inboxes for automated email testing, with OTP extraction
Bet Better
Sports model win probabilities and fair odds across 13 leagues
Bhagavad Gita
Open Source Shrimad Bhagavad Gita API including 21+ authors translation in Sanskrit/English/Hindi
Bhagavad Gita telugu
Bhagavad Gita API in telugu and odia languages
Bible-api
Free Bible API with multiple languages
BIC-Boxtech
Container technical detail for the global container fleet
Bidledger
Every open public tender in the European Union, rebuilt daily from the official TED data
Big Data Explained
Cloud data warehouse list prices, read daily from AWS and Azure pricing APIs, with price history
BigDataCloud
Provides fast and accurate IP geolocation APIs along with security checks and confidence area
Bike Reliability
UK motorcycle reliability ranked by first-time MOT pass rates
Billplz
Payment platform
Binance
Exchange for Trading Cryptocurrencies based in China
Bing Maps
Create/customize digital maps based on Bing Maps data
Binlist
Public access to a database of IIN/BIN information
BirdieAPI
PGA Tour golf since 2001: leaderboards, hole-by-hole scores, courses, ratings and major winner odds
BirkinBagStock
Independent Hermès resale index: inventory, market prices, auction calendar and results
Bitbucket
Bitbucket API
Bitcambio
Get the list of all traded assets in the exchange
Bitcoin Halving
Halving era, block reward, and schedule arithmetic for any Bitcoin block height
BitcoinYield
Live yields on BTC, ETH and stablecoins across DeFi and CeFi, with an A-D risk grade per offer
Bitculator
Crypto prices, OHLCV history, sentiment, technical indicators, exchanges and liquidations
Bitfinex
Cryptocurrency Trading Platform
Bitmex
Real-Time Cryptocurrency derivatives trading platform based in Hong Kong
BitPanda
Cryptocurrency Information
Bitquery
Onchain GraphQL APIs & DEX APIs
Bitrise
Build tool and processes integrations to create efficient development pipelines
BitWarden
Best open-source password manager
Black History Facts
Contribute or search one of the largest black history fact databases on the web
Blague.xyz
La plus grande API de Blagues FR/The biggest FR jokes API
BlazePhoenix
On-chain DEX aggregator quotes and route execution data
Blitapp
Schedule screenshots of web pages and sync them to your cloud
Block
Bitcoin Payment, Wallet & Transaction Data
Block Lottos
On-chain lottery, draw history, jackpot and advertising endpoints
Blockchain
Bitcoin Payment, Wallet & Transaction Data
blockfrost Cardano
Interaction with the Cardano mainnet and several testnets
Blockscout
Multichain block explorer REST API (with Etherscan-compatible JSON-RPC)
Blogger
The Blogger APIs allows client applications to view and update Blogger content
Bluesky
Decentralized social networking via the AT protocol
Blynk-Cloud
Control IoT Devices from Blynk IoT Cloud
bng2latlong
Convert British OSGB36 easting and northing (British National Grid) to WGS84 latitude and longitude
Board Game Geek
Board games, RPG and videogames
Boleto.Cloud
A api to generate boletos in Brazil
Boletín Oficial del Estado (BOE)
Official Spanish State Gazette open data: laws, summaries and XML/JSON APIs
BookRank
Book rankings from open reader ratings: books, series, reading orders and authors
Bored
Find random activities to fight boredom
Boston MBTA Transit
Stations and predicted arrivals for MBTA
Botd
Botd is a browser library for JavaScript bot detection
Botlero
Sourced, quoted specs for humanoid robots
BotsArchive
JSON formatted details about Telegram Bots available in database
BountyCheck
Claimability verdicts for GitHub bounty issues; free stats and sample, checks paid per call via x402
Box
File Sharing and Storage
BRAINIALL
PT-BR and Spanish audio transcription with diarization and SRT/VTT
Brainshop.ai
Make A Free A.I Brain
Brainy Prices
UAE living costs: KHDA fees, DLD rents, fuel, utilities, telecom and relocation, with dated sources
Brave NewCoin
Real-time and historic crypto data from more than 200+ exchanges
Brawl Stars
Brawl Stars Game Information
Brazil
Community driven API for Brazil Public Data
Brazil Central Bank Open Data
Brazil Central Bank Open Data
Brazil Receita WS
Consult companies by CNPJ for Brazilian companies
Brazilian Chamber of Deputies Open Data
Provides legislative information in Apis XML and JSON, as well as files in various formats
Brazilian Vehicles and Prices
Vehicles information from Fundação Instituto de Pesquisas Econômicas - Fipe
Breaking Bad Quotes
Some Breaking Bad quotes
Breed Health Score
Dog breed health scores, median lifespans and conditions
BreezoMeter Pollen
Daily Forecast pollen conditions data for a specific location
BrewPage
Free hosting for HTML, JSON, key-value, files, multi-file sites with short URLs and TTL retention