A
licenseA
qualityB
maintenancePay-per-use semantic web search for AI agents. Powered by SearxNG, agents pay in sats via Lightning Network micropayments — no API keys
required.
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Apache 2.0
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"Exploring Deep Search Techniques or Tools" matching MCP servers:
- Alicense-qualityAmaintenanceMCP server for Brazilian data lookups (Pix codes, CEP, CNPJ) and web rendering tasks (Markdown, screenshots, PDFs) via a paid HTTP API with x402 billing.571MIT
- Flicense-qualityBmaintenanceMCP server for deterministic financial transactions, providing tools to fetch account balances, check blocked PIX keys, and execute atomic PIX transfers with integer-cent precision.
- Alicense-qualityAmaintenanceA Model Context Protocol (MCP) server that provides testing and debugging tools for Stripe integrations, including test clock management, customer and product management, and subscription testing.149MIT
- FlicenseBqualityCmaintenanceEnables AI agents to interact with the BulkClix platform for SMS, OTP, airtime, mobile money, bank transfers, data bundles, KYC, contacts, and account management via natural language.25
inferventisofficial
Flicense-qualityDmaintenanceEnables AI agents to access real-time financial data, news, and web reading through a single MCP endpoint with zero installation.- Alicense-qualityAmaintenanceEnables AI agents to pay for services in DigiByte/DigiDollar on testnet via the x402 pay-and-retry pattern, with spend limits and security policies.13MIT
- FlicenseAqualityCmaintenanceMCP server that lets a chatbot browse eSIM plans, sign in, prepare quotes, and execute wallet or card purchases on an existing eSIM platform, with safe typed tools.19
- AlicenseAqualityDmaintenanceMCP server that gates API calls to AI agents using proof-of-work (free) or Lightning payment (3 sats), providing challenge, verify, and status tools for per-call authentication without accounts.3441MIT
bolthubofficial
AlicenseAqualityAmaintenanceDiscover and pay for APIs and MCP tools per call over Bitcoin Lightning (L402): search the bolthub marketplace, preview prices, and pay from your own wallet (LND, NWC, LNbits) with hard budgets, prepaid credit, scoped sub-agent delegation, and verifiable receipts. Non-custodial and works without a wallet for search and free tools.19MIT- AlicenseAqualityAmaintenanceProvides AI agents with SSRF-protected URL intelligence and 32 paid REST/MCP tools, plus a free catalog search, with payments in USDC on Base Mainnet.235Apache 2.0
EntRoute MCPofficial
AlicenseAqualityFmaintenanceMCP Server for AI agents to discover and call pay-per-request APIs via EntRoute. Give Claude, Cursor, Windsurf, or any MCP-compatible agent access to 350+ verified x402 API endpoints across 110+ capabilities — DeFi prices, web search, prediction markets, news, and more.3131MIT- AlicenseAqualityAmaintenanceUnified gateway for ISO 20022 message families, providing meta-tools to search, describe, validate, generate, and parse financial messages.71Apache 2.0
- AlicenseAqualityBmaintenanceCreate invoices from any MCP client via the Invovate API — compute totals and generate PDF, JSON, or UBL invoices in 11 languages. Exposes four tools: calculate_invoice_totals (no API key needed), generate_invoice_pdf, generate_invoice_ubl, and get_invoice_capabilities.4541MIT
- AlicenseAqualityCmaintenanceThe MCP gateway that lets any AI agent discover and pay metered APIs on Base or Solana — without the user wiring payments themselves.3161Apache 2.0
- FlicenseAqualityDmaintenanceSpending limits for AI agents. Create budgets, enforce limits, track spend across x402, cards, MPP, or any payment rail.719
- AlicenseAqualityDmaintenanceEnables AI assistants to search for and purchase gift cards, mobile topups, and digital products via Bitrefill, with tools for managing invoices, orders, and account balance.1236MIT
AdvinPay MCPofficial
Alicense-qualityCmaintenanceMCP server to connect AI assistants to the AdvinPay payment API, enabling PIX charges, transaction queries, and documentation search.MIT
FlatCash MCP Serverofficial
Alicense-qualityCmaintenanceEnables AI agents to buy, hold, and transfer CPI-pegged FLAT stablecoin without wallets or gas. Provides tools for earning through tasks, trading, and managing balances via MCP.26MIT
payu-mcp-serverofficial
Alicense-qualityDmaintenanceIntegrates PayU payment services with AI tools through the Model Context Protocol, enabling payment link creation, transaction retrieval, and settlement analysis.MIT