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WatchData Node API

Get access to some of the most promising blockchains in development

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Powered API

Discover the new way of blockchain api. Friendly, Efficient and Scalable

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Crypto Price API

Live, readable and historic rate data for 1 000+ cryptocurrency pairs

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Dedicated Nodes
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Your Exclusive Access to Decentralization.

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Chains
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Ethereum

Connecting to Ultimate Ethereum API

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Bitcoin

Connecting to Bitcoin API

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Powerful and fast for everyone

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Binance Smart Chain

Use the full potential of BSC Blockchain

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Polygon

Polygon believes in Web3 for all

Use cases
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Wallets and Payment services

Users’ token balances, transactions

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Crypto Exchanges

Protocol metrics, price trends, valuations

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DeFi Analytics

Lending, borrowing, liquidity and more

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On-chain metrics

Analytics dashboards and price trend notifications

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Calypso pay

Saving more than 300 hours of inhouse development time

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Pricing

Get the power, customization you need to power your blockchain projects.

We'll set you up with everything you need to get started immediately

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Free

Start learning blockchain with us

$0
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For small teams working on a product

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    200,000,000
  • 10  Apss
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Business

Scale your business with our data

$99
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  • Watch units per month:
    450,000,000
  • 15  Apss
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Production

The ultimate solution for your production

$299
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    600,000,000
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Enterprise

On bigger plans, more opportunities.

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$99
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450,000,000
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600
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24/7 email
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Powered API
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Multichain Mainnets and Testnets
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Full archive data
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No Daily Request Limits
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Pay in crypto
Contact us if you want to pay with your favorite cryptocurrency
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Want to learn more?

The WatchData team shares its accumulated knowledge in its blog. You will definitely find useful information for yourself if you come and read!

What is a Bitcoin Node
August 19, 2022

What is a Bitcoin Node

If you've ever wondered what a Bitcoin node is and how it works, this guide will help you understand the basics of nodes.
What is
Bitcoin
Best Web3 Wallets to Use
August 17, 2022

Best Web3 Wallets to Use

Web3 wallets are the future of the internet. Why we need a new way of thinking about crypto assets?
What is
Web3
​​Blockchain and Big Data
August 16, 2022

​​Blockchain and Big Data

Blockchain technology and big data are two of the most important technological developments in recent memory.
Blockchain
Read blog