Web3.py
Web3.py is a Python library for interacting with Ethereum.
What is Web3.py?
Web3.py is a Python library for connecting apps with the Ethereum blockchain. Developers can use web3.py in their apps to send transactions, interact with smart contracts, get block data, and more. Web3.py was derived directly from the Web3.js JavaScript API, but is centered more around the needs of Python developers.
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Developer resources from Alchemy
A developer's guide to the web3 stack
The web3 stack in 2026, layer by layer: networks, infrastructure, smart contracts, wallets, frontends, storage, applications, and the new agentic layer.
How we fine tune our RPC for speed and reliability
We moved compression for large RPC responses to a better layer in our serving path, cutting P95 latency on heavy calls and reducing connection churn.
How Enya Labs migrated Boba Network to our rollups in less than 1 hour
With deep OP Stack customizations and rapid growth, Boba turned to Alchemy Rollups for a seamless, sub-hour migration and a scalable, developer-ready foundation.
Web3.py alternatives
Explore web3 competitors and apps like Web3.py.
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Trustless Work
SwarmZeroApp store listings are independently reviewed and written by Alchemy using a combination of inbound submissions, editorial research, public project sources, and third-party directories, including ecosystem data from The Grid under the Open Database License, DefiLlama, DappRadar, Reown, and chain ecosystem pages.
