x402-protocol

The x402 Service Encyclopedia — Every service ranked, reviewed, and documented. Community knowledge base for the AI agent economy.

205 pay-per-call MCP tools via x402 — no API keys. Stocks, crypto/DeFi, macro data, on-chain analytics, weather, government data, and 200+ more. USDC on Base.

Give the apps that send you paying users a cut - enforced on-chain, at settlement, with no facilitator of your own to run.

x402 Playground

Settlement recovery middleware for x402 payments. Two-Phase Gap protection with African corridor profiles.

Self-hosted machine payments gateway: charge AI agents and humans per API call with x402 and MPP protocols.

Pay-per-call web scraping for AI agents — no signup, no API keys, just USDC. x402-monetized MCP server on Base mainnet, deployed on Cloudflare Workers. 6 tools: scrape, extract (Groq + Llama 4), screenshot, metadata, workflow, session.

Official JavaScript/TypeScript and Python SDKs for AgentGatePay - Payment gateway for the agent economy. Multi-chain crypto payments (USDC, USDT, DAI) with AP2 mandates and MCP protocol support.

Classify the caller, then allow, block, or charge via x402

The trust layer of the x402 economy — free conformance checking of any issuer's signed offers and receipts, settlement attestation, a Bitcoin-anchored corpus, and a general store for AI agents. USDC on Base & Solana, by Record Creative Co. LLC

A Rust CLI that black-box audits an x402-protected HTTP endpoint for protocol conformance and common payment-gating/security mistakes, producing a deterministic, CI-friendly report.

Transform any SQLite DB into a pay-per-query API with x402 micro-payments - Auto schema detection + simulation & real testnet

Open plugin marketplace primitive for x402. Drop a JS file, agent hot-reloads it as a paid HTTP endpoint in 400ms. Bazaar-discovery compliant.

22 x402 pay-per-call utility tools for AI agents — scrape, validate, embed, store, moderate, notify, convert, prevent loops. No accounts, no API keys. USDC on Base via the x402 protocol.

ayment gateway router for AI agents - autonomous crypto payments with AP2 mandates and x402 protocol

The open standard for AI-to-API micro-payments on Stellar.

Seamless USDC payments for AI agents using the x402 protocol

RWA Absolute Mitosis | x^0=1 | x402 Protocol Gateway | EAS UID: 0x38d1...9954

A human-first autonomous commerce agent that uses Rain scoped cards for secure purchases, earns merchant incentives on Monad, returns cashback to users, and builds verifiable onchain reputation. It minimizes Net Human Cost while ensuring agent rewards never override user budgets or preferences.