Give your AI agent a wallet, email, phone number, and instant access to paid MCP tools — web search, image/video/music gen, X search, SMS, voice calls, code execution, and more. Works with Gemini CLI, Claude, and any MCP client.

Triptych OS (Agent OS) integrations for deployed agents: execute-first tools, Micro ECF exports, x402 calls, receipts, and Base USDC settlement.

Virtual MasterCards for AI agents - pay with USDC via x402 on Stellar

The MPP registry — 100+ Machine Payments Protocol tools, SDKs, services, and payment methods across 15+ chains. The definitive directory for Stripe + Tempo agent payments.

Open-source wallet infrastructure for AI agents. Earn, spend, and trade USDC on Solana with human oversight and FROST threshold signing.

Golang Interface for Machine Payments Protocol by cp0x

Off-chain credit ledger + hire marketplace for AI agents. Ed25519-signed envelopes, atomic settlement, hire-and-release escrow. https://voidly.ai/pay

A neutral landscape analysis of AI agent payment protocols (x402, MPP, L402, Google AP2, Visa TAP + ICC, Mastercard Agent Pay, Amex ACE, Google/Shopify UCP, OpenAI ACP, and others). Maintained by Genesis Software Group, Copenhagen. Updated April 2026. CC BY 4.0.

DNA — Payment rails for AI agents. x402 micropayment protocol on Solana. Netting, transfer, stream settlement. Receipt anchoring on-chain.

The open authority layer + SDKs for AI-agent payments. Thin Python/TS clients, an MCP server, framework adapters (LangChain/CrewAI/Hermes/OpenClaw/…), and @sardis/reference — a pure policy simulator + AP2/TAP/x402 verifiers showing exactly how Sardis decides if an agent may spend. The hosted engine that moves money is private.

This will be used as the repository for the demo with x402 and fastset

The missing control plane for AI agent payments. Observe, control, protect, and test agent spending across x402, ACP, AP2, and Visa TAP.

Build paid APIs, agents, tools & data feeds on the DNA x402 hosted rail. Templates, Degen Mode, no backend custody. Public Beta.

Official MCP server for Agent payment infrastructure for AI agents. MCP server for autonomous stablecoin transfers, currency swaps & agent wallets. Works with Claude, LangChain, CrewAI. Settled on Hedera.

MCP server for 402 Index: discover 15,000+ paid API endpoints across L402, x402, and MPP

Programmable payments for AI agents — HTTP/402 + on-chain escrow + ZAP binary wire + gas budgets + nonce safety. The shared substrate for agent-to-agent settlement.

TypeScript SDK for PayBot – Let your AI agent pay for things

Spending controls for AI agents paying online. Policy-gated x402 payments with audit log.

🚀 Curated list of x402 resources: HTTP 402 Payment Required protocol for blockchain payments, crypto micropayments, AI agents, API monetization. Includes SDKs (TypeScript, Python, Rust), examples, facilitators (Coinbase, Cloudflare), MCP integration, tutorials. Accept USDC payments with one line of code. Perfect for AI agent economy.

Open-source spend layer for AI agents — x402-compatible USDC payments: merchant gateway SDK, dashboard, control plane, and a drop-in button. Non-custodial; self-host or cloud.