TypeScript Interface for Machine Payments Protocol
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Updated
Jul 7, 2026 - TypeScript
TypeScript Interface for Machine Payments Protocol
Rust SDK for the Machine Payments Protocol
A universal framework designed to allow agents and other utilities to transparently make machine payments using web infrastructure.
Python SDK for the Machine Payments Protocol
The MPP registry — 100+ Machine Payments Protocol tools, SDKs, services, and payment methods across 15+ chains. The definitive directory for Stripe + Tempo agent payments.
Ruby SDK for the Machine Payments Protocol
🚀 Curated resources for Google's Agent Payments Protocol (AP2), A2A & x402 — blogs, videos, repos & specs. Contributions welcome!
Golang Interface for Machine Payments Protocol by cp0x
Official TypeScript/Node.js SDKs for the InFlow payments platform - x402 and MPP (Machine Payments Protocol) integration for sellers and buyers.
The x402 Service Encyclopedia — Every service ranked, reviewed, and documented. Community knowledge base for the AI agent economy.
Build paid APIs, agents, tools & data feeds on the DNA x402 hosted rail. Templates, Degen Mode, no backend custody. Public Beta.
Monetize any API with one proxy — no accounts, no subscriptions, pay-per-request onchain via x402 and MPP (Tempo)
Production reference for agentic commerce: protocols (ACP, AP2, x402, MCP), stablecoin rails, agent skills, and the merchant playbooks specs leave out — refunds, multi-chain settlement, catalog discovery, fraud, jurisdiction, receipts. Maintained by Cryptorefills.
Open specification for pre-execution AI action authorization records
Java SDK for the Machine Payments Protocol
Independent verifier for signed AI audit exports and Permit-spec evidence
A CLI tool and web dashboard for inspecting, testing, and debugging Machine Payments Protocol flows. Think "Postman for HTTP 402" — it visualizes the full challenge-response-receipt cycle, simulates payment failures, validates receipt signatures, benchmarks session channels, and generates test reports.
The Marketplace is a global registry where API providers list their services, set per-request pricing, and get discovered by AI agents.
Self-hosted machine payments gateway: charge AI agents and humans per API call with x402 and MPP protocols.
Autonomous agent-to-agent marketplace with live Karpathy loop self-improvement. Agents discover, hire, benchmark, and evolve programmatically. MPP/x402/MCP. No humans in the loop.
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