"Allowing Claude Desktop to manage and access an Obsidian library" matching MCP servers:

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

An MCP server for the SmartBill Cloud API. It lets an MCP client issue and manage Romanian invoices, proformas and payments, download document PDFs, and read VAT rates, series and stock levels.

Universal x402 buyer agent — discover, pay for, and call any x402 paid API endpoint from Claude Desktop, Cursor, or Claude Code with automatic USDC payment via AgentCash.

x402-trust gives AI agents a "check before you pay" layer for the x402 ecosystem.

An MCP server that exposes the pacs008 ISO 20022 FI-to-FI Customer Credit Transfer library as tools for AI agents and assistants, enabling generation, validation, and parsing of pacs.008 credit transfer XML messages.

Enables MCP clients to access all endpoints of an x402 gateway by paying real-time microtransactions (USDC on Base) per API call, with automatic tool discovery and spend guardrails.

Generate crypto QR codes (BTC, ETH, SOL, USDC, USDT, EURC) and manage payment sessions from Claude Desktop or any MCP client. Non-custodial, free.

Merchant-side MCP server for agentbank that lets merchants read their own orders and live Curless wallet balance from an MCP client such as Claude Desktop.

MCP server exposing the Swarmwage agent hire protocol as tools for any MCP-compatible AI agent (Claude Desktop, Claude Code, Cursor, Cline, etc.)

LFWin Payment MCP Server is a payment capability service for AI Agents. Adhering to the standard MCP protocol, it exposes capabilities including creating payment orders, checking payment status, initiating refunds and querying refund status for Cursor, Cline, Claude Desktop, enterprise intelligent assistants and self-developed Agent applications.

Enables querying MRR, churn, and revenue from Stripe, Gumroad, and Lemon Squeezy directly inside Claude, allowing natural language questions about business metrics.

Enables Claude to interact with the Open Finance Brasil APIs, allowing users to query accounts, balances, transactions, credit cards, PIX keys, initiate PIX payments, and view investments across supported Brazilian banks using natural language.

Enables AI agents and developers to securely access Paytm's Payments and Business Payments APIs via MCP, allowing contextual automation of payment workflows like refunds, settlement tracking, and transaction status checks.

Enables to generate, decode, and validate PayBySquare QR codes for Slovak payments, with MCP integration for use with Claude Desktop and other MCP clients.

A Model Context Protocol server that connects Claude to the HoneyBook client portal, giving you natural-language access to contracts and invoices sent by your wedding vendors.

MCP server for interacting with Aruba Fatturazione Elettronica API, enabling users to manage electronic invoices with Claude, including sending invoices to SDI, searching, downloading, and retrieving invoice details and notifications.

Connects Claude to Splitwise for natural-language access to expenses, groups, friends, and balances.

Enables AI agents to manage Hotmart products, sales, and other operations through a standardized Model Context Protocol interface, integrating with Claude and other LLMs.

Enables AI agents to access and manage Fonzip API v2 data for associations and foundations, including donations, members, dues, events, and fundraising campaigns.

Query bank accounts, credit cards, and transactions via Sophtron's financial data API. Works with Claude Desktop and any MCP-compatible client.