Forex & Crypto API: Real-time and Historical Rates

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Comprehensive Market Data for Developers & Traders

Our Stock API provides access to comprehensive market data from more than 50 exchanges worldwide, including XETRA and Frankfurt Stock Exchange, Euronext Paris/Amsterdam, as well as NYSE and NASDAQ in the USA. We offer fundamental data (annual/quarterly, up to 40 years), historical quotes (up to 100 years back), intraday data and more.

Coverage includes stocks, ETFs, indices, funds, currencies and cryptos. For stocks/ETFs we provide master data, for stocks also fundamentals.

All data is provided in JSON format via a REST API. The base package includes 100,000 requests/day. Examples: Documentation. Pricing: Packages.

The free account includes 50 daily requests. API tokens can be found in the account area. Contact: kontakt@leeway.tech.

Leeway Stock API Dashboard showing market data endpoints for historical prices, fundamental data, dividends and splits from XETRA, NYSE, NASDAQ and 50+ global exchanges in JSON format
API Dashboard Overview

"Die Leeway API arbeitet sehr gut. Die qualitativ beste API, die ich bisher gefunden habe."

DS

Entwickler & API-Nutzer

"Ich habe mich direkt zurechtgefunden, großes Kompliment! Eure Dokumentation bei Leeway ist wirklich stark."

FG

Trader

Supported Data Types

Overview of available API data types with categories, examples and endpoints
CategoryExamplesUse CaseTypical FieldsExample Endpoint
Realtime QuotesOHLC, last, changeLive Display / Triggero,h,l,c,v,date/api/v1/public/live
Historical PricesOHLC, VolumeCharts, Backtestso,h,l,c,v,date/api/v1/public/historicalquotes
Intraday Aggregations1m, 5m, 15mShort-term Strategiesinterval, o,h,l,c,v/api/v1/public/intraday
DividendsCash, Ex‑DateIncome ModelsexDate, amount, currency/api/v1/public/events
SplitsRatioPrice NormalizationsplitDate, from, to/api/v1/public/events
Corporate ActionsM&A, Spin‑offsEvent Adjustmenttype, effectiveDate/api/v1/public/events
FundamentalsKPIs, Balance SheetScreening, Valuationrevenue, netIncome/api/v1/public/fundamentals
MetadataListing, ISINData Qualityname, isin, wkn/api/v1/public/isin

Quick Start: First Steps with the API

1. Get API Token

Sign up for free and get your API token immediately in the Account area.

2. Find Exchange

All exchanges: https://api.leeway.tech/api/v1/public/general/exchanges?apitoken=YOUR_TOKEN

3. Find Symbol or Search by Name/ISIN

All XETRA symbols: https://api.leeway.tech/api/v1/public/general/symbols/XETRA?apitoken=YOUR_TOKEN
Search example (Apple): https://api.leeway.tech/api/v1/public/general/isin/apple?apitoken=YOUR_TOKEN

4. Retrieve Fundamental Data

For Deutsche Telekom: https://api.leeway.tech/api/v1/public/fundamentals/DTE.XETRA?apitoken=YOUR_TOKEN

5. Retrieve Historical Prices

For Deutsche Telekom on XETRA: https://api.leeway.tech/api/v1/public/historicalquotes/DTE.XETRA?apitoken=YOUR_TOKEN

Available Datasets

Price Data API

End-of-day History

Historical price data with up to 100 years of daily history in Open, High, Low, Close, Volume format. Access to daily updated data for the majority of stocks traded worldwide.

Fundamental Data API

Balance sheet data, estimates, etc.

Up to 40 years of history of annually or quarterly published balance sheets, cash flow statements and income statements: From net income to dividend payments to long-term or short-term liabilities. Also: Analyst estimates, earnings history and more.

Live Quotes (Delayed)

Worldwide, Intraday

Price data for stocks with 15 to 20 minutes delay for around 50,000 stocks worldwide.

Interval Price Data

Price History in Minute Intervals

3-month history of price data in 5-minute or 1-minute (US only) intervals.

Forex, Crypto and Commodities

History and Live Quotes

Real-time price data for cryptocurrencies and over 2000 traditional currency pairs. Up to 20 years of closing price history.

For currencies and cryptos, we can offer second-by-second real-time quotes, interval data from recent weeks and long-term histories based on closing prices.

Ready for the Best API Experience?

Start today with 50 free requests per day. The Leeway API is waiting for you.

Cryptocurrency Data Fields

Here you'll find an overview of crypto fundamental data fields. For the complete list of all fields visit the API Glossary.

Cryptocurrency Fundamentals

Market Capitalization
the total market value of a cryptocurrency's circulating supply. It is calculated by multiplying the current price by the circulating supply.
Market Capitalization Diluted
the total market value of a cryptocurrency if all coins were in circulation (using max supply instead of circulating supply). This represents the theoretical maximum market cap.
Circulating Supply
the number of coins or tokens that are publicly available and circulating in the market. This excludes coins that are locked, reserved, or not yet released.
Total Supply
the total number of coins or tokens that have been created, including those that are locked, reserved, or not yet in circulation. This is the current total supply at any given time.
Max Supply
the maximum number of coins or tokens that will ever exist for a cryptocurrency. Some cryptocurrencies have a fixed maximum supply (like Bitcoin with 21 million), while others may have no maximum limit.
Market Capitalization Dominance
the percentage of the total cryptocurrency market capitalization that a specific cryptocurrency represents. It shows how much of the overall crypto market value is held by this particular coin.
Technical Documentation Link
the URL to the official technical documentation, whitepaper, or technical specifications of the cryptocurrency project.
Explorer
the URL to the blockchain explorer where you can view transactions, addresses, blocks, and other on-chain data for this cryptocurrency.
Source Code
the URL to the source code repository (e.g., GitHub) where the cryptocurrency's codebase is publicly available for review and contribution.
Message Board
the URL to the official community forum, discussion board, or social media channel where users and developers discuss the cryptocurrency.
Low All Time
the lowest price that the cryptocurrency has ever reached since its inception or since tracking began.
High All Time
the highest price that the cryptocurrency has ever reached since its inception or since tracking began.
Funds & ETF API

History and Live Quotes

Historical prices and master data for funds and ETFs from around the world.

Bonds

Coupon, Maturity and Morningstar Rating

Comprehensive data for corporate and US government bonds.

Macroeconomic Data

From GDP to Startup Formations

30 economic datasets and indicators for over one hundred countries.

Corporate Events

Splits, IPOs, Corporate Reports

Historical and current corporate events such as stock splits, initial public offerings (IPOs) and other corporate actions.

Dividends

Historical Dividend Payments

Comprehensive dividend data with ex-dividend dates, payment dates and dividend amounts for stocks worldwide.

📚 API Glossary: All Data Fields Explained

Complete explanation of all data fields – Ideal for developers & analysts

Our comprehensive API glossary explains all data fields available in the Leeway API. From fundamental data to balance sheet data to macro indicators – find detailed explanations for every field, grouped by categories for easy navigation.

  • ✓ Fundamental data (Revenue, EBITDA, etc.)
  • ✓ Balance sheet data (Assets, Liabilities, etc.)
  • ✓ ETF fields (Holdings, Ratings, etc.)
  • ✓ Crypto fundamental data
  • ✓ Macroeconomic indicators
  • ✓ Splits, dividends, IPO data

Why Leeway Is the Best Choice

Comparison of Leeway API with typical alternatives
CriteriaLeewayTypical Alternatives
European Focus ✓ Yes (XETRA, Frankfurt, Euronext) Partial / US-focused
European Fundamentals ✓ High coverage & quality (DE, FR, NL, Nordics) Often sparse / delayed
Small/Mid Caps (Europe) ✓ High-quality fundamentals even for smaller caps Heterogeneous / incomplete
Data Normalization ✓ Unified IDs & formats Inconsistent
Developer UX ✓ Consistent JSON schemas Heterogeneous

Frequently Asked Questions

How do I get an API token?+
Find your API token in the account area.
Which formats do you provide?+
JSON (UTF-8). CSV export optionally via ?format=csv (beta).
How does authentication work?+
Use a bearer token in the Authorization header. You receive the API token immediately after registration.
Are there rate limits?+
100,000 requests per day in the base plan. We signal overages with HTTP 429. Free tier: 50 requests/day.
Which identifiers can I use?+
Use ticker and ISIN. We always return the normalized symbol form plus the ISIN.
Do you offer WebSockets or streaming?+
Streaming (WebSocket) is in private beta – join the wait list on request.
How does support work?+
Reach us directly via kontakt@leeway.tech. Expect fast replies and personal support.
Do you support adjusted close / split adjustments?+
Yes, adjusted fields (e.g. adjustedClose, factor) are available.
How do I fetch historical prices for a stock?+
How do I fetch fundamental data for a stock?+

Ready for the Best API Experience?

Start today with 50 free requests per day. The Leeway API is waiting for you.

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