The Leading Blockchain Transaction Data Provider
Powered By The World's Most Advanced Blockchain Monitor

Power Quantitative Algorithms And AI With Actionable Data

Whale Alert continuously collects and analyzes billions of blockchain transactions and related-off chain data from hundreds of reliable sources and converts it into an easy to use standardized format. Our world-class analytics and custom high speed database solutions process transactions the moment they are made, resulting in the largest and most up-to-date blockchain dataset in the world ideal for in-depth market research, AI powered analytics, risk management and quantitative trading.

Try our REST APIs for free for 7 days with our FREE TRIAL


Live and historical data of billions of cryptocurrency transactions in one easy to use format regardless of blockchain protocol


Hundreds of millions of addresses attributed to exchanges and other actors in the blockchain economy

Price Data

Live and historical price data for hundreds of different assets from dozens of sources worldwide


Our curated Scam Alert database contains hundreds of thousands of addresses and websites related to criminal activities

Mapping An Exciting New World Real-Time

Our mission at Whale Alert is to map the ever-growing financial traffic on blockchain to provide trust and transparency essential for a healthy blockchain ecosystem. To achieve this we have developed our own highly specialized software and database solutions in-house to power a vast network of computers dedicated to continuously track and analyze billions of transactions for hundreds of assets across blockchains as they happen. Our high quality data allows researchers, professionals, AI models and enthusiasts alike to explore and build in the exciting world of blockchain technology.

Major Blockchains tracked and analyzed in real-time
Assets tracked cross blockchain
Billion transactions analyzed since the first Bitcoin transaction
Million addresses attributed to over 400 entities

Stable Coin Tracking and Analysis

Stable coins represent one of the most successful innovations on blockchain to date with billions in transactions happening every day in #USDT and #USDC alone. Blockchain based stable coins offer cheaper transfers and more transparency and are set to replace much of the outdated traditional banking system in both international trade and consumer transactions. At Whale Alert we track and analyze stable coin transactions across blockchains and use this data to create the most complete and up to date live and historical data set of international monetary traffic in the world with more than 90% of stable coin transactions tracked.

Followed by over 2.5 million blockchain enthusiasts and professionals

Our awesome data powers one of the largest and fastest growing and most active crypto social media presences in the world and informs amateurs and professionals alike of important and interesting transactions. Join our ever-growing community and stay informed on the latest whale movements and other fascinating blockchain transactions.

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Whale Alert offers the highest quality data for blockchain transactions and attribution in a standardized format regardless of blockchain or token. Our data includes transactions, price data, transaction types, address types and attribution with histories going back to genesis for every tracked blockchain (history dependent on subscription type). For each plan we have a one week Free Trial available for testing purposes. Visit our plans page for more detailed information on our offerings.


$49per month

API access for tinkerers and hobbyists. Access to large transactions with attribution limited to top exchanges.


$699per month

Access to our Leviathan API for serious data consumers. Access to all transactions and top attribution.


$1499*per month

The one stop-shop for institutional data users. Custom attribution and higher rate limits.


$1990*per year of data

Complete historical transaction data sets including price and top exchanges attribution data.

* Prices listed for access to top exchanges attribution. For full attribution prices, please contact us.


Whale Alert collaborates with top researchers and universities from all over the world in order to create a better understanding of the world of blockchain, but also to dispel the myths surrounding it. Our high quality data has become an invaluable tool for creating high quality research.