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Watchdata

Blockchain

Provide simple and reliable API access to Ethereum blockchain.

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About Watchdata

WatchData is a platform providing API access to blockchain data, aimed at developers building blockchain applications. It offers a Blockchain API that returns raw data from supported chains and a Powered API that returns structured, processed data, covering areas such as transfers, parity, trace, blocks, tokens, and stats. Supported chains include Ethereum (Mainnet and Goerli), Tron, Binance Smart Chain, Bitcoin, and Polygon, along with a separate Price API and a Web3 SDK.

The service is positioned as an alternative to running and maintaining self-hosted blockchain nodes, offering API integration intended to take about one minute to set up. It targets developers working on blockchain projects, from first-time Ethereum users to those building production applications, and also offers custom development work such as blockchain integration, data processing, and node support for teams with specific requirements.

Key features

  • Blockchain API providing raw structured data from supported chains
  • Powered API delivering processed, production-ready blockchain data
  • Supports Ethereum, Polygon, Binance Smart Chain, Tron, and Bitcoin
  • API integration in about 1 minute without running self-hosted nodes
  • Web3 SDK for building blockchain applications

Frequently asked questions

What blockchains does WatchData support?

WatchData currently supports Ethereum (Mainnet + Goerli), Tron, Binance Smart Chain, Bitcoin, and Polygon.

Who is WatchData for?

It is built for blockchain developers, from first-time Ethereum users to those working on solo or production projects.

How long does it take to integrate WatchData?

The API requires only about 1 minute to integrate, and you can get set up to use it in under 3 minutes.

Do I need to run my own blockchain nodes?

No, WatchData provides API access to blockchain data so you avoid the cost and unreliability of maintaining self-hosted nodes.

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