"Top Ten Web Search Engines" matching MCP connectors:

ManaBuy MCP Server is a stdio-based Model Context Protocol server for integrating ManaBuy product and order APIs with MCP clients. It exposes tools for product search, product detail retrieval, SKU and order-field inspection, order quotation, authenticated order creation, order status lookup, and order detail retrieval, with explicit confirmation required before any order-creation workflow.

Preflight trust for agent payments, purchases, delegation, approvals, writes, and releases.

Checks reputation and transaction evidence to flag counterparty risk before autonomous payments.

Verified merchants accepting agentic payments on Lightning/L402/BOLT12/USDT — search, verify, pay.

Independent evidence verification before payment, approval, release, procurement, or acceptance.

Bounded data, document, web-quality, and operations services purchased with USDC through x402.

Hire specialists by the hour — search, schedule, and pay via MCP protocol.

Search Braintree transactions, customers and payment methods, and refund or void charges.

Search travel eSIM plans for 150+ countries and buy via Stripe link; eSIM QR delivered by email.

Agent-native helpdesk. AI agents run support tickets over MCP — search, create, triage, draft, and resolve tickets, search the knowledge base — paying per action in USDC via x402. Read tools are free; priced tools return HTTP 402 with payment terms.

Connect your Caixa Tem account to AI via Brazil's Open Finance: balances, statements, cards, investm

Lets AI agents autonomously pay for and call L402-protected APIs in Bitcoin Lightning. 12 tools across two layers: l402_fetch / l402_balance / l402_set_budget / l402_spending_report (generic L402 client) + 11 VERITY paid services (BTC price, web search, scrape, AI summarize/sentiment/translate, world state, domain intel, deep research, strategic alpha, integration). Sub-second settlement, no API keys, no chargebacks.

Marketplace of pay-per-call APIs for AI agents. Top up once with USDC, then call any listed API - gasless, walletless, metered per request. Includes onboarded providers and hundreds of x402-native APIs discovered on-chain.

Curated audio-news MCP server. Search trending articles, fetch narrated audio, subscribe topic feeds. OAuth 2.1 + RFC 7591 DCR. Free tier; premium briefings via x402 with stablecoin settlement.

Live financial data MCP: FX, crypto, stocks, news, URL reader. x402 on Base: $0.001/call.

8 pay-per-call web intel tools over MCP. Free discovery, calls settle in USDC on Base (x402).

Saudi Arabia payments for AI agents — mada / STC Pay via Tap Payments. Never holds funds.

Qatar payments for AI agents — cards / Apple Pay via Tap Payments. Never holds funds.

Kuwait payments for AI agents — KNET via Tap Payments. Never holds funds.

Jordan payments for AI agents — cards / Apple Pay via Tap Payments. Never holds funds.