CashCtrl MCP
Read and manage accounting records, invoices, orders, payroll and financial reports in CashCtrl
Connects to CashCtrl accounting software. Read chart of accounts, journal entries, sales and purchase orders, customer and vendor data, inventory articles, payroll statements and financial reports. Create invoices, journal entries and contacts. Update order status and delete records.
Try asking Muse: "Show me all unpaid invoices from this month and their total amount"
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Source: Found in the official MCP Registry (io.usefulapi/cashctrl) · First listed October 29, 2026
Last 24 hours
Each bar is one check, every 15 minutes. Green means it answered. Last checked 39 min ago.
Is it safe to connect?
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
musedirectory.ai is not part of Meta. More about how Muse handles your information
How to add it to Muse
Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://cashctrl.usefulapi.io/mcpNot in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
Also use it in ChatGPT or Claude
CashCtrl MCP is a remote MCP server, so any assistant that can add a custom connector by link can use it. Same link, same tools.
Add it to ChatGPT
- 1
Open ChatGPT settings
In ChatGPT, open Settings, then Connectors (called Apps & Connectors on some accounts).
- 2
Turn on developer mode
Under Advanced settings, switch on Developer mode. That is what lets you add a connector by link.
- 3
Create the connector
Choose Create, give it a name, paste the link as the MCP server URL, and save. If it needs a sign-in, ChatGPT asks for it here.
- 4
Use it in a chat
Start a chat, open the tools menu, pick the connector, and ask. ChatGPT asks before it runs a tool the first time.
Custom connectors need a paid ChatGPT plan, and on Team, Enterprise and Edu accounts only an admin can add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in ChatGPT
Add it to Claude
- 1
Open Claude settings
In Claude, open Settings, then Connectors.
- 2
Add a custom connector
Choose Add custom connector, give it a name, and paste the link.
- 3
Connect and use it
If it needs a sign-in, Claude sends you to it. Then turn the connector on in a chat from the tools menu and ask.
Custom connectors are available on paid Claude plans; on Team and Enterprise accounts an admin may need to add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in Claude
https://cashctrl.usefulapi.io/mcpWhat people ask Muse to do
Technical details: safety screening, tools, response time and recent checks
Response time at the last check: 994ms. Worked in 100% of checks over 30 days.
Screening · October 29, 2026
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
Tools · 28
cashctrl_list_accountsThe chart of accounts: number, name, category and the balance for the fiscal period. Not paged. GET /account/list.json.cashctrl_get_accountOne account of the chart of accounts by id. GET /account/read.json.cashctrl_get_account_balanceThe balance of one account at the end of a day (default: the last day of the current fiscal period). GET /account/balance.cashctrl_list_account_categoriesThe categories of the chart of accounts (assets, liabilities, expenses, revenue and their sub-categories). GET /account/category/list.json.cashctrl_list_bank_accountsThe bank accounts set up in CashCtrl (name, IBAN, linked ledger account). GET /account/bank/list.json.cashctrl_list_journalBook entries of the journal (date, title, debit and credit account, amount, reference), newest first, for the current fiscal period unless fiscal_period_id is set. GET /journal/list.json.cashctrl_get_journal_entryOne book entry by id, with its items for a collective entry. GET /journal/read.json.cashctrl_list_ordersSales or purchase documents (quotes, order confirmations, invoices, delivery notes, credit notes, vendor bills) with number, date, customer, status and total. Newest first. GET /order/list.json.cashctrl_get_orderOne order (invoice, quote, purchase document) by id, with its items, totals and status. GET /order/read.json.cashctrl_list_order_categoriesThe order categories (Quote, Invoice, Credit note, Purchase invoice and so on) with their statuses (Draft, Open, Paid) and the default accounts and sequence numbers. Use it to find category_id and status_id (type PURCHASE for purchase documents). GET /order/category/list.json.cashctrl_list_personsCustomers, vendors, employees and other contacts (name, company, number, roles, addresses). GET /person/list.json.cashctrl_get_personOne person or company by id, with addresses, contact data and bank accounts. GET /person/read.json.cashctrl_list_articlesInventory articles (products and services) with number, name, price, stock and accounts. GET /inventory/article/list.json.cashctrl_get_articleOne inventory article by id. GET /inventory/article/read.json.cashctrl_list_salary_statementsPayroll statements (employee, date, status, gross and net amounts), newest first. Sensitive personal data. GET /salary/statement/list.json.cashctrl_get_salary_statementOne payroll statement by id, with its salary items. Sensitive personal data. GET /salary/statement/read.json.cashctrl_list_fiscal_periodsAll fiscal periods (id, name, start, end, current flag). The id is the fiscal_period_id of the other tools. GET /fiscalperiod/list.json.cashctrl_list_tax_codesThe VAT tax codes (id, code, name, rates). The id is the tax_id of the write tools. GET /tax/list.json.cashctrl_list_sequence_numbersThe number sequences (for journal references, order numbers, customer numbers). The id is the sequence_number_id of the write tools. GET /sequencenumber/list.json.cashctrl_list_currenciesThe currencies set up in CashCtrl with their exchange rates. GET /currency/list.json.cashctrl_get_report_treeThe reports set up in CashCtrl (balance sheet, income statement, and so on) as a tree of collections and elements. The element id is the input of cashctrl_get_report_data. GET /report/tree.json.cashctrl_get_report_dataThe data of one report element (for example the balance sheet or the income statement) for a fiscal period or a date range. GET /report/element/data.json.cashctrl_create_journal_entryWRITE: changes the accounting records. Makes one request that is never repeated; check the result before trying again. Creates a manual book entry in the journal. Either a simple entry (debit_account_id, credit_account_id, amount) or a collective entry (items, whose debit and crecashctrl_delete_journal_entriesWRITE: changes the accounting records. Makes one request that is never repeated; check the result before trying again. DELETES manual journal entries by id (entries created by orders or salary statements cannot be deleted this way). Deleted entries are gone from the books; confircashctrl_create_orderWRITE: changes the accounting records. Makes one request that is never repeated; check the result before trying again. Creates ONE order document for ONE customer or vendor: a quote, invoice, credit note, purchase bill and so on, depending on category_id. Without status_id the ficashctrl_update_order_statusWRITE: changes the accounting records. Makes one request that is never repeated; check the result before trying again. Sets the status of 1-20 orders (for example Draft to Open, or Open to Paid). A status can book journal entries or move stock, so the books change. POST /order/upcashctrl_delete_ordersWRITE: changes the accounting records. Makes one request that is never repeated; check the result before trying again. DELETES orders (invoices, quotes, purchase documents) by id, with the journal entries they created. Deleted documents are gone; confirm the ids with the user fircashctrl_create_personWRITE: changes the accounting records. Makes one request that is never repeated; check the result before trying again. Creates a customer, vendor or other contact. Give company, first_name or last_name (at least one). Search first with cashctrl_list_persons so no duplicate is creRecent checks
Link
https://cashctrl.usefulapi.io/mcpQuestions about CashCtrl MCP in Muse
How do I connect CashCtrl MCP to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use CashCtrl MCP to help me. It is a free service with an MCP server at https://cashctrl.usefulapi.io/mcp. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
Is CashCtrl MCP working right now?
At the last check (October 29, 2026, 11:15 UTC) the endpoint was working, answering in 994ms. Over the last 7 days it answered 100% of health checks. It is checked every 15 minutes.
Is CashCtrl MCP safe to connect to Muse?
It was screened on October 29, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
What can CashCtrl MCP do in Muse?
It exposes 28 tools, including cashctrl_list_accounts, cashctrl_get_account, cashctrl_get_account_balance, cashctrl_list_account_categories. For example, you could ask Muse: "Show me all unpaid invoices from this month and their total amount"
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