TypeScript Interface for 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.

Universal MCP gateway for AI agents — 452 tools, 137 providers. Flights, stocks, news, npm, PyPI, security vulns, US Census, FEMA, SAM.gov, biodiversity, sports, translation, legal, email. Pay per call with x402 USDC on Base + MPP Tempo.

curl for x402 and MPP paid APIs. CLI + MCP proxy that auto-pays any endpoint on Base, Solana, and Tempo. Zero crypto code on the buyer side.

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.

APIMesh — 23 pay-per-call web analysis APIs + 16-tool MCP server with autonomous API generation. Security audits, SEO, tech stack detection. x402 + Stripe MPP payments.

Node.js SDK to communicate with Aspose.Tasks REST API. Create, Edit or Convert Microsoft Project & Oracle Primavera files in the Cloud.

Remlo — borderless enterprise payroll on Tempo L1. AI agents trigger compliant batch payments via HTTP 402 (MPP), employees receive funds in 0.4s and spend via Visa card. Built with TIP-20 memo fields, TIP-403 sanctions screening, Stripe Bridge fiat rails, and per-second salary streaming.

Solana SPL token payments for the Machine Payments Protocol (MPP) via HTTP 402.

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.

SPL Token + Pump.fun payment layer for the Machine Payments Protocol

XRPL suport for MPP.

Open-source payment orchestration for AI agents. 17 packages — 14 routing strategies, 8 payment connectors (MPP, x402, Visa, Stripe, PayPal, UPI, credits, mock), policy engine, cascade failover, unified receipts, paid MCP tools. The routing and experience layer for machine-to-machine commerce.

Payment gateway for MCP servers — monetize your tools with one wrapper. Supports x402, MPP, and Stripe.

A paywalled lorem ipsum API that supports x402 and MPP

Agent finance on institutional rails — MPP payments, USDCx transfers, MCP server, CLI

An orderbook for intents, with a decentralized attestation layer for fulfillment.

Oboe lets MPP-aware agents set out RFS (request for skills), bid on security researchers time to develop skills for usecases where agents (and humans) usually mess up - built for Tempo MPP hackathon

ParadeDb JavaScript Client Library

The agent payment gateway for Stellar. Smart routing between x402 and MPP — one SDK, any protocol, real USDC settlement.