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WaiverFile MCP by usefulapi changelog

io.usefulapi/waiverfile

1 change recorded. MCP Harbor re-reads this listing from the official registry every six hours and asks the live server what it exposes, and keeps what changed between one look and the next.

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    + # usefulapi.io+ > 341 hosted MCP servers that connect AI assistants (Claude, ChatGPT, Codex, Cursor and other MCP clients) to business APIs. Each server is a remote MCP endpoint with an OAuth login: add its URL to the client as a custom connector, then sign in with your vendor account or API key (a few public-data servers ask only for an email code). Free: 50 tool calls / month. Pro: $9/mo · $90/yr per server, unlimited tool calls; each server's page states its billing unit (for example per user or per account)+ ## Payments & Billing+ - [Amberflo MCP server](https://usefulapi.io/amberflo/): Query and manage Amberflo metering & billing: customers, meters, usage, plans, invoices, prepaid. Server URL: https://amberflo.usefulapi.io/mcp+ - [Autumn MCP server](https://usefulapi.io/autumn/): Read customers, plans, balances & invoices; track usage and attach plans. Server URL: https://autumn.usefulapi.io/mcp+ - [Basis Theory MCP server](https://usefulapi.io/basis-theory/): Read token metadata, applications, audit logs, proxies and usage in the PCI vault. Server URL: https://basis-theory.usefulapi.io/mcp+ - [Bill4Time MCP server](https://usefulapi.io/bill4time/): Read Bill4Time clients, projects, time entries, expenses, invoices, payments, users and contacts. Server URL: https://bill4time.usefulapi.io/mcp+ - [Billomat MCP server](https://usefulapi.io/billomat/): Read Billomat clients, invoices, offers, credit notes, reminders; create clients and draft invoices. Server URL: https://billomat.usefulapi.io/mcp+ - [Billy MCP server](https://usefulapi.io/billy/): Read Billy invoices, bills, contacts, products and postings; create contacts and draft invoices. Server URL: https://billy.usefulapi.io/mcp+ - [Braintree MCP server](https://usefulapi.io/braintree/): Search Braintree transactions, customers and payment methods, and refund or void charges. Server URL: https://braintree.usefulapi.io/mcp+ - [CashCtrl MCP server](https://usefulapi.io/cashctrl/): Read CashCtrl accounts, journal, orders, people, articles, salaries and reports; book and create. Server URL: https://cashctrl.usefulapi.io/mcp+ - [Chargebee MCP server](https://usefulapi.io/chargebee/): Read Chargebee customers, subscriptions, invoices, items, transactions, credit notes and coupons. Server URL: https://chargebee.usefulapi.io/mcp+ - [ChargeOver MCP server](https://usefulapi.io/chargeover/): Read ChargeOver customers, invoices, transactions, subscriptions, reports; create customers, quotes. Server URL: https://chargeover.usefulapi.io/mcp+ - [Checkout.com MCP server](https://usefulapi.io/checkoutcom/): Read Checkout.com payments, disputes, reports and payouts. Server URL: https://checkoutcom.usefulapi.io/mcp+ - [e-Boekhouden MCP server](https://usefulapi.io/e-boekhouden/): Read e-Boekhouden relations, invoices, ledgers, bookings and products; create relations, invoices. Server URL: https://e-boekhouden.usefulapi.io/mcp+ - [FreeAgent MCP server](https://usefulapi.io/freeagent/): Read FreeAgent contacts, invoices, bills, banking and reports; add contacts, draft invoices, time. Server URL: https://freeagent.usefulapi.io/mcp+ - [Invoice Ninja MCP server](https://usefulapi.io/invoice-ninja/): Manage Invoice Ninja clients, invoices, quotes, expenses, tasks and projects. Server URL: https://invoice-ninja.usefulapi.io/mcp+ - [Invoiced MCP server](https://usefulapi.io/invoiced/): Read Invoiced customers, invoices, payments, subscriptions; create customers, draft invoices, notes. Server URL: https://invoiced.usefulapi.io/mcp+ - [Lago MCP server](https://usefulapi.io/lago/): Read Lago customers, subscriptions, invoices, usage and revenue analytics; write events. Server URL: https://lago.usefulapi.io/mcp+ - [Lemon Squeezy MCP server](https://usefulapi.io/lemonsqueezy/): Stores, products, orders, subscriptions, license keys. Server URL: https://lemonsqueezy.usefulapi.io/mcp+ - [Lexware Office MCP server](https://usefulapi.io/lexware-office/): Read Lexware Office contacts, articles, invoices and vouchers; create contacts and draft invoices. Server URL: https://lexware-office.usefulapi.io/mcp+ - [Mercoa MCP server](https://usefulapi.io/mercoa/): Query and manage Mercoa AP/AR bill-pay: entities, invoices, transactions and payment methods. Server URL: https://mercoa.usefulapi.io/mcp+ - [Merit Aktiva MCP server](https://usefulapi.io/merit-aktiva/): Read Merit Aktiva invoices, customers, vendors, items, payments and reports; create a customer. Server URL: https://merit-aktiva.usefulapi.io/mcp+ - [Oblio MCP server](https://usefulapi.io/oblio/): Read Oblio clients, products and documents; create proformas, issue, collect and cancel invoices. Server URL: https://oblio.usefulapi.io/mcp+ - [Orb MCP server](https://usefulapi.io/orb/): Read Orb customers, subscriptions, invoices, usage and costs; create or update customers. Server URL: https://orb.usefulapi.io/mcp+ - [Polar MCP server](https://usefulapi.io/polar-sh/): Products, customers, orders, subscriptions, benefits, revenue metrics and refunds. Server URL: https://polar-sh.usefulapi.io/mcp+ - [Recurly MCP server](https://usefulapi.io/recurly/): Accounts, subscriptions, invoices, plans; cancel & pause subs. Server URL: https://recurly.usefulapi.io/mcp+ - [sevdesk MCP server](https://usefulapi.io/sevdesk/): Look up contacts, invoices, vouchers, orders, bank transactions and parts, and create drafts. Server URL: https://sevdesk.usefulapi.io/mcp+ - [SmartAccounts MCP server](https://usefulapi.io/smartaccounts/): Read SmartAccounts clients, vendors, invoices, payments, ledger, accounts; create and book records. Server URL: https://smartaccounts.usefulapi.io/mcp+ - [SmartBill MCP server](https://usefulapi.io/smartbill/): Read SmartBill series, taxes, stock, clients and products; draft and issue invoices and estimates. Server URL: https://smartbill.usefulapi.io/mcp+ - [SuperFaktura MCP server](https://usefulapi.io/superfaktura/): Read SuperFaktura invoices, clients, expenses, bank and stock; create clients, expenses and drafts. Server URL: https://superfaktura.usefulapi.io/mcp+ - [Számlázz.hu MCP server](https://usefulapi.io/szamlazz-hu/): Read Számlázz.hu invoices, PDFs, receipts, taxpayers; issue, reverse and pay invoices and receipts. Server URL: https://szamlazz-hu.usefulapi.io/mcp+ - [Vyfakturuj MCP server](https://usefulapi.io/vyfakturuj/): Read and create Vyfakturuj invoices and contacts: search, number series, payment methods, tags. Server URL: https://vyfakturuj.usefulapi.io/mcp+ ## Fintech+ - [Castle MCP server](https://usefulapi.io/castle/): Investigate security events and manage the allow/deny lists an analyst acts on. Server URL: https://castle.usefulapi.io/mcp+ - [Codat MCP server](https://usefulapi.io/codat/): Companies, connections, invoices, bills and financial statements. Server URL: https://codat.usefulapi.io/mcp+ - [Finnhub MCP server](https://usefulapi.io/finnhub/): Quotes, company profiles, fundamentals, earnings and IPO calendars, plus market and company news. Server URL: https://finnhub.usefulapi.io/mcp+ - [Increase MCP server](https://usefulapi.io/increase/): Read-only Increase banking observability plus one safe non-money-moving write, for AI agents. Server URL: https://increase.usefulapi.io/mcp+ - [MaxMind minFraud MCP server](https://usefulapi.io/maxmind-minfraud/): Score transactions for fraud risk from your AI assistant. Server URL: https://maxmind-minfraud.usefulapi.io/mcp+ - [Modern Treasury MCP server](https://usefulapi.io/modern-treasury/): Payment orders, transactions, counterparties and ledgers. Server URL: https://modern-treasury.usefulapi.io/mcp

    Showing the first 40 of each.

WaiverFile MCP by usefulapi MCP server