Build paid APIs, agents, tools & data feeds on the DNA x402 hosted rail. Templates, Degen Mode, no backend custody. Public Beta.
dna-x402-builders is an early-stage TypeScript project in the AI payments / x402 ecosystem, focused on agent-commerce, agent-payments, ai-agents, api-payments. It currently has 5 GitHub stars and 1 forks, and sits alongside related tools like x402, agoragentic-integrations, dna-x402, piprail, solwave-x402-adk, x402-client.
Full-stack x402 SDK - add paid API monetization to any endpoint. Express middleware, React hooks, Access Pass, dynamic pricing. Solana, Base, Polygon, Arbitrum, Optimism, Avalanche, SKALE.
Public adapters and discovery catalog for Triptych OS (Agent OS): agent frameworks, MCP/A2A/x402 protocols, workflows, wallets, SDKs, and examples for execute-first routing, governed handoffs, and receipt-aware agent commerce.
DNA — Payment rails for AI agents. x402 micropayment protocol on Solana. Netting, transfer, stream settlement. Receipt anchoring on-chain.
x402 (HTTP 402 Payment Required) SDK + MCP server: let any API charge for itself and any AI agent pay for itself, USDC & stablecoins across EVM, Solana & 8 more chain families, in a couple of lines. Backendless, no fee, self-custodial, paid straight to your wallet. TypeScript, MIT.
SolWave - AI-Powered Payments for the Autonomous Web. Complete platform for AI-powered payments on Solana using x402 payment protocol, Google Agent Development Kit (ADK), and autonomous agents.
Client SDK for the Vybe x402 API. Pay-per-call USDC over HTTP and prepaid-credit WebSocket streaming for Vybe's Solana analytics API. Built for AI agents.
TypeScript Interface for Machine Payments Protocol
Alephant is an open-source AI Agent Gateway for routing, tracking, and controlling LLM usage across AI agents, members, and workflows, and for publishing agent capabilities as paid endpoints with x402 and MPP payment rails.
Specifications for the Machine Payments Protocol - powered by the "Payment" HTTP authentication scheme
Rust SDK for the Machine Payments Protocol
Website for the Machine Payments Protocol
Building blocks for Agentic payments (x402, MPP, AP2) for TypeScript, Rust, Go, Python, Ruby, PHP, Lua, Kotlin and Swift.