# Faucet **Introduction** CryptoDo, Multichain no-code builder of web3 solutions for business, has announced the launch of its one-click faucets on the testnets of all supported blockchains. This development further streamlines the process of creating web3 applications and promises to drive mass adoption of blockchain technology by integrating web3 into tens of thousands of businesses. **What are blockchain faucets?** In the blockchain ecosystem, faucets are services that dispense free tokens or cryptocurrencies to users. These tokens are typically used for testing purposes on testnets, allowing developers to experiment with and test their web3 applications without having to spend real-world assets. **Supported Blockchains** CryptoDo supports various blockchains, including Ethereum, Binance Smart Chain (BSC), Polygon, Aurora, Avalanche, Optimism, Mantle, 5ire, Bitgert, and OKX Chain. Users can now obtain network tokens for these blockchains with just one click, simplifying the payment of deployment fees for smart contracts. **The One-Click Faucet Solution** CryptoDo’s one-click faucets on testnets eliminate the need for complex tasks and confirmations, allowing thousands of users to create and test web3 applications with ease. By providing testnet tokens with a single click, CryptoDo ensures a seamless and straightforward experience for developers and enthusiasts alike. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.cryptodo.app/faucet.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.