"A guide to SEO content and optimization strategies" matching MCP servers:

Credit and payments for AI agent developers — over MCP. No crypto required

The first commercial implementation of HTTP 402 Payment Required for creator content monetization. AI agents pay $0.0025 per content pull from paywalled creator libraries. Creators get paid automatically.

Create free, no-signup invoices from your AI assistant — the create_invoice tool returns a link that opens blankinvoicemaker.com pre-filled, ready to download as a watermark-free PDF.

Enables Claude to interact with a Folio business bank account for managing accounts, transactions, receipts, bookkeeping, and payments as drafts.

MCP server for Alog, an AI × Human blog platform. Enables AI agents to post logs, create and publish articles, search content, and interact socially on alog.world.

Pay for any x402-gated content or API with USDC micropayments on Base. Discover payment gates, execute payments, and view transaction history.

Enables users to connect bank accounts within a chat session using Sophtron's UCW widget and query account information, owner details, and transactions persistently.

MCP server that allows AI agents to discover and pay for thousands of APIs (x402 on Solana/Base) using a single key, with automatic payment handling and a federated catalog of machine-payable endpoints.

Enables AI agents to accept payments in Mexico via Mercado Pago, including OXXO cash vouchers, SPEI bank transfers, cards, and Mercado Pago wallet, through a stateless hosted checkout.

Enables Claude to write to Xero directly for invoices, contacts, payments, and bills via a remote MCP endpoint hosted on Vercel.

A per-call payment trust and reputation API for AI agents, allowing agents to check if a counterparty is safe to pay before making a payment.

Enables AI agents to discover and interact with a merchant's commerce layer, including product listing and checkout creation, while payments settle directly to the merchant's Stripe account.

A remote MCP server that enables AI agents to accept Japanese payments (konbini, credit cards, PayPay, etc.) via KOMOJU's hosted checkout.

An MCP server that acts as a secure, multi-tenant proxy to the InvoiceShelf API, enabling AI assistants to manage invoices, estimates, customers, payments, expenses, and more with 109 tools and TOON compression for efficient token usage.

A template for MCP servers that enforces a paywall gate, offering free local execution and monetizing premium features via Stripe or x402 payments.

Lets AI agents accept payments in Guatemala via cards (Visa/Mastercard) through a stateless Recurrente hosted checkout, providing tools to create payment links and query payment status.

MCP server that enables AI agents to automatically pay for and access paywalled content via the x402 payment protocol.

Financial data infrastructure for AI agents. Connect to a startup's books to read live P&L and bank balances, review and reclassify transactions, manage the chart of accounts, and connect banking sources.

Build a paid MCP server that charges AI agents per call in USDC, with automatic payment handling via HTTP 402 and EIP-3009.

Enables AI agents to access real-time financial data, news, and web reading through a single MCP endpoint with zero installation.