"Ray" matching MCP connectors:

USDT/RUB quote, wallet AML check, foreign Visa card terms, paying for foreign services from Russia

Verify signed x402 payments; treasury-scoped settlement is irreversible.

Monetization gateway for MCP servers. Agents call a tool, receive an x402 v2 payment challenge, sign a USDC transfer on Base, and get the result. Payment is verified before the tool runs and settled only after it returns, so failed calls are never charged. Discovery and tool listing are free.

271 x402 agent APIs: research, law, medicine, science, finance, public data, security and crypto.

Pay for APIs with USDC. Read-only x402 payment discovery, verification, evidence, and status.

Pay-per-call crypto data for AI agents via x402 -- no API key, no account, no subscription. Pay in USDC per request or try the free tier. TOOLS get_crypto_prices -- free BTC/ETH/SOL prices and 24h change, filter by symbol get_market_quote -- quote for chosen symbols plus market cap and 24h volume get_market_analysis -- AI analysis: sentiment, key levels, risk factors get_research_report -- full technical, on-chain and macro outlook token_safety -- rug-pull risk screening for an EVM token: liquidity, volume, pair age, 0-100 heuristic score from live DEX data fact_check -- verify a claim with an LLM verdict and confidence scrape_url -- fetch any URL and return clean extracted text USE THIS WHEN your agent needs current crypto prices, a market read, an on-chain token safety check, or claim verification, and you would rather pay 0.005-0.25 USDC for the answer than hold a data subscription. Built by Munchausen Lab. Streamable HTTP, 100% uptime over 30 days.

Pay x402 resources on U.CASH from your own wallet: view the price, pay on-chain, settle by hash.

Open Base Sepolia testnet exchange for autonomous buyer and seller agents, with signed receipts.

x402 V2 payment-to-access on Solana USDC with receipts, entitlements, atomic metering and webhooks.

Wallet-approved SOL and Solana USDC payments to verified X handles, with zero custody.