BUILD SOMETHING USEFUL

Finance APIs

Find financial data APIs for research and application development. Evaluate coverage, timestamps, licensing and data quality before relying on any feed.

97APIs

1Categories

33No Authentication

96HTTPS Supported

Browse all 52 categories

APILayer APIs17 Animals24 Anime20 Anti-Malware17 Art & Design31 Authentication & Authorization7 Blockchain18 Books26 Business47 Calendar22 Cloud Storage & File Sharing19 Continuous Integration6 Cryptocurrency96 Currency Exchange27 Data Validation16 Development220 Dictionaries15 Documents & Productivity53 Email38 Entertainment19 Environment30 Events5 Finance97 Food & Drink36 Games & Comics111 Geocoding112 Government126 Health47 Jobs37 Machine Learning54 Music36 News26 Open Data79 Open Source Projects11 Patent4 Personality27 Phone8 Photography38 Programming5 Science & Math59 Security61 Shopping28 Social58 Sports & Fitness66 Test Data37 Text Analysis20 Tracking11 Transportation97 URL Shorteners21 Vehicle16 Video58 Weather47

Search APIs

CategoryAuthenticationHTTPSCORSSort

97 matching APIs · Loading full catalog…

Source listed

Aletheia

Finance

Insider trading data, earnings call analysis, financial statements, and more

Auth: API Key
HTTPS: Yes
CORS: Yes

Visit Provider Details →

Source listed

Alpaca

Finance

Realtime and historical market data on all US equities and ETFs

Auth: API Key
HTTPS: Yes
CORS: Yes

View Documentation Details →

Source listed

Alpha Vantage

Finance

Realtime and historical stock data

Auth: API Key
HTTPS: Yes
CORS: Unknown

Visit Provider Details →

Source listed

Arkleon

Finance

Point-in-time SEC EDGAR fundamentals over /v1

Auth: API Key
HTTPS: Yes
CORS: Unknown

Visit Provider Details →

Source listed

Banco do Brasil

Finance

All Banco do Brasil financial transaction APIs

Auth: OAuth
HTTPS: Yes
CORS: Yes

View Documentation Details →

Source listed

Bank Data

Finance

Instant IBAN and SWIFT number validation across the globe

Auth: API Key
HTTPS: Yes
CORS: Unknown

Visit Provider Details →

Source listed

Banking Access Index

Finance

Which US business banking providers accept founders by country of residence, with sources

Auth: No Auth
HTTPS: Yes
CORS: Yes

Visit Provider Details →

Source listed

Billplz

Finance

Payment platform

Auth: API Key
HTTPS: Yes
CORS: Unknown

Visit Provider Details →

Source listed

Binlist

Finance

Public access to a database of IIN/BIN information

Auth: No Auth
HTTPS: Yes
CORS: Unknown

Visit Provider Details →

Source listed

Boleto.Cloud

Finance

A api to generate boletos in Brazil

Auth: API Key
HTTPS: Yes
CORS: Unknown

Visit Provider Details →

Source listed

Brainy Prices

Finance

UAE living costs: KHDA fees, DLD rents, fuel, utilities, telecom and relocation, with dated sources

Auth: No Auth
HTTPS: Yes
CORS: Yes

View Documentation Details →

Source listed

BriefTape

Finance

Real-time AI-summarized SEC filings, Fed, FDA and BLS data, ticker-tagged

Auth: API Key
HTTPS: Yes
CORS: Yes

Visit Provider Details →

Source listed

CardBinCheck

Finance

Card BIN/IIN lookup: network, issuer, country and card type for the first 6-8 digits

Auth: No Auth
HTTPS: Yes
CORS: Yes

Visit Provider Details →

Source listed

Citi

Finance

All Citigroup account and statement data APIs

Auth: API Key
HTTPS: Yes
CORS: Unknown

View Documentation Details →

Source listed

CongressInvests

Finance

Real-time U.S. congressional stock trade disclosures from Senate EFD and House Clerk

Auth: API Key
HTTPS: Yes
CORS: Yes

Visit Provider Details →

Source listed

contix

Finance

Spain: IBAN validation with bank and BIC, EU VAT number check (VIES), Modelo 303 VAT sums

Auth: No Auth
HTTPS: Yes
CORS: Yes

View Documentation Details →

Source listed

Degenscan Intel Macro

Finance

U.S. Treasury auctions, stablecoin supply, Brazil crypto-dollar premium vs BCB PTAX; free trial key

Auth: API Key
HTTPS: Yes
CORS: No

View Documentation Details →

Source listed

Dino.markets

Finance

Matched Kalshi and Polymarket prediction-market data, cross-venue spreads

Auth: API Key
HTTPS: Yes
CORS: No

View Documentation Details →

Source listed

Drillr

Finance

Fundamentals, filings, earnings, ownership and events for US, China and Japan equities

Auth: API Key
HTTPS: Yes
CORS: No

View Documentation Details →

Source listed

Econdb

Finance

Global macroeconomic data

Auth: No Auth
HTTPS: Yes
CORS: Yes

View Documentation Details →

Source listed

EconPulse

Finance

Live economic data — CPI, PPI, energy, treasury rates, BTC premium

Auth: API Key
HTTPS: Yes
CORS: Yes

Visit Provider Details →

Source listed

EOD Historical Data

Finance

Real-time and historical stock market data with 150+ exchanges

Auth: API Key
HTTPS: Yes
CORS: Yes

Visit Provider Details →

Source listed

EstimateTax

Finance

US federal, state and local income tax calculation for 2026, with the source of every figure

Auth: No Auth
HTTPS: Yes
CORS: Yes

View Documentation Details →

Source listed

FarmDash

Finance

DeFi intelligence, protocol risk, yield simulation plus 84 MCP agent tools, free Scout tier

Auth: API Key
HTTPS: Yes
CORS: Yes

Visit Provider Details →

Before you integrate

Distinguish delayed, end-of-day and real-time data in the provider’s documentation.
Check currencies, market calendars and adjustments when comparing historical values.
Confirm redistribution rights and fees. Source inclusion does not certify accuracy or suitability for financial decisions.

Source synchronized 2026-10-26 · Revision 82e763ed · Report a source problem