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Production-ready SDKs for integrating t402 payments into your applications. Choose your language and start accepting payments in minutes.
npm install @t402/coreimport { paymentMiddleware } from "@t402/express";
import { ExactEvmServer } from "@t402/evm/exact/server";
app.use(paymentMiddleware({
"GET /api/data": {
price: "$0.01",
network: "eip155:8453",
resource: "Premium API access",
schemes: [
new ExactEvmServer({
payTo: "0x...",
}),
],
},
}));Core
@t402/core@t402/extensionsnewMechanisms
@t402/evm-core@t402/evm@t402/svm@t402/ton@t402/tron@t402/nearnew@t402/aptosnew@t402/tezosnew@t402/polkadotnew@t402/stacksnew@t402/cosmosnew@t402/btcnewHTTP & Client
@t402/express@t402/hono@t402/fastifynew@t402/next@t402/fetch@t402/axiosUI
@t402/paywall@t402/reactnew@t402/vuenew@t402/react-nativenewAgents
@t402/mcp@t402/a2anewWDK & Tools
@t402/wdk@t402/wdk-gasless@t402/wdk-bridge@t402/wdk-multisignew@t402/wdk-protocolnew@t402/wdk-definew@t402/wdk-tonnew@t402/wdk-ton-gaslessnew@t402/wdk-tron-gasfreenew@t402/cliAdvanced (Beta)
Follow our quickstart guide to integrate t402 payments in under 5 minutes.