
ICPay
ICPay is a multi-chain crypto payment processor that lets developers and AI agents accept payments with sub-2 second settlement.

What is ICPay?
ICPay is a multi-chain crypto payment processor that lets developers, businesses, and AI agents accept payments in BTC, ETH, USDC, SOL, and other assets through a single SDK. Settlements land in under 2 seconds at a 0.5% fee. ICPay supports payment buttons, paywalls, tip jars, x402 agent payments, and an optional fiat onramp via Transak.
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Developer resources from Alchemy

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Compare EIP-3074, EIP-7702 & ERC-4337: Ethereum account abstraction approaches, features and trade-offs.

How to make a Solana wallet: a technical guide
A walkthrough of Solana wallets covering the basics and how to steps on configuring your own basic and smart wallet.

How Friendzone uses gas sponsorship to increase transactions by 300%
Sponsoring gas for new users allowed Friendzone to drive a 300% increase in the number of transactions in their app and enabled them to onboard over 6,000 unique users.
ICPay alternatives
Explore web3 competitors and apps like ICPay.
App 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.

