"How to convert a PDF file into Markdown format" matching MCP servers:

Keyless crypto payments for AI agents. One MCP call turns any wallet address into a non-custodial crypto payment link or tip jar, no API key and no account, with funds settling straight to your wallet at a 0% platform fee (USDC/USDT, BTC, LTC, DASH, DOGE, ZCASH).

MCP server for Tersign, the evidence layer for agent commerce, enabling agents to issue, verify, and manage signed receipts, compliance records, refunds, and disputes on a counter-signed hash-chained ledger.

Enables AI coding assistants to log billable hours into the Keeping time-tracking service via MCP tools, with dry-run protection for all write operations.

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.

Create 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.

Quote, book, and track real LTL, FTL, cargo van, and box-truck freight through the Warp network - 20 tools, in-chat login, Stripe-charged bookings, and real carrier dispatch. Quoting is keyless; booking needs a free Warp account with a card on file.

AI-powered invoice automation. Create PDF invoices, predict late payment risk 0-100, auto-send reminders, reconcile Stripe/PayPal payments, track cash flow. 10 MCP tools, 4 resources.

MCP server for POP — enabling LLMs to generate, submit, and manage Italian e-invoices (FatturaPA/SdI), Peppol invoices, and PDF invoices directly from AI assistants.

Integrates usage-based billing into AI coding tools, enabling meter usage, signal verification, and billing management via the ClockNext API.

Enables AI agents to generate documents (PDF/DOCX/Factur-X) and manage electronic signatures (eIDAS/PAdES) via natural language using LayerOne's DocX and Sign APIs.

Enables AI agents to make payments and manage subscriptions by converting USDC stablecoin balances into virtual cards for online checkouts. It provides tools for wallet management, card issuance, and secure transaction handling through the Clawallex payment API.

Enables AI agents to spend with the user's own key by paying via USDT TRC-20 and buying Visa/Mastercard prepaid cards, travel eSIMs, and gift cards, and also provides access to policy and how-to documentation.

Enables building client statements of account from existing invoices, credit notes, and deposits, with aged outstanding balances, PDF/plain-text output, and drafted payment chasers at friendly, firm, or final levels.

Enables AI assistants to issue and manage virtual cards, check balances, pull transactions, file disputes, and start KYC via the CardOS API.

MCP server for AI agents selling into Latin America. 7 tools: country briefs (Mexico/Brazil/Colombia/Argentina/Chile/Peru/Costa Rica), Spanish + Portuguese templates, etiquette guides, follow-up cadences, LGPD/CFDI/Habeas Data compliance.

Model Context Protocol (MCP) server for German Electronic Invoicing (ZUGFeRD 2.x / XRechnung 3.x). Provides tools to validate, generate, parse, and convert invoices compliant with EN 16931 and KoSIT.

Enables local MCP clients to query the dxpert.ai API using an API key. Users can ask advisory questions, run agents and diagnostics, convert CSV exports to bundles, and manage purchases.

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

Enables any AI agent to send cryptocurrency tips via x402 payment collection and automatic CDP disbursement, turning agents into payment-enabled tipping platforms.

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.