How do I connect Mercury Invoicing MCP Server to Claude?

Run `claude mcp add mercury-invoicing-mcp -- npx -y mercury-invoicing-mcp` in Claude Code, or add the same command and arguments under mcpServers in Cursor's mcp.json or Claude Desktop's claude_desktop_config.json, then restart the client. The blocks above are ready to paste.

Is Mercury Invoicing MCP Server free?

The listed licence is MIT. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.

What can Mercury Invoicing MCP Server do?

Mercury Invoicing MCP Server documents 24 tools to the agent, including mercury_cancel_invoice, mercury_create_customer, mercury_create_internal_transfer. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.

Mercury Invoicing MCP

Unclaimed

by klodr

Mercury Banking MCP server with full Invoicing API support. Read accounts/transactions and create/manage recurring invoices via Model Context Protocol.

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01 / Choose your client

02 / Before you connect

Authentication is not specified. Check the project instructions before connecting.

Install the runtime required by the project and make it available to your client.

Project instructionsEnvironment variable names (optional)

Use names from the project instructions, separated by commas. Enter names only, never secret values.

03 / Add the configuration

Source: generated from public install instructions

claude mcp add --transport stdio 'mercury-invoicing-mcp' -- 'npx' '-y' 'mercury-invoicing-mcp'

Run in your terminal after replacing any placeholders.

04 / Check it in your client

Open your client’s MCP settings and confirm the server connects and lists its tools. A copied configuration does not confirm a working connection.

aibank-statementsbankinginvoicingllmmcpmercurymercury-bankingmodel-context-protocolopenclawtypescrypt

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24 of 24 tools

Documented tools (24)

From project documentation. A server handshake does not verify each tool’s description or behavior.

mercury_cancel_invoice

mercury_create_customer

, mercuryupdatecustomer, mercurydeletecustomer

mercury_create_internal_transfer

(between your own Mercury accounts)

mercury_create_invoice

, mercuryupdateinvoice

mercury_create_webhook

, mercuryupdatewebhook, mercurydeletewebhook

mercury_get_invoice_pdf

returns the download URL of the invoice's PDF via Mercury's documented getinvoicepdf endpoint ({baseUrl}/ar/invoices/{id}/pdf, authenticated, sandbox/proxy-safe). Distinct from mercurylistinvoiceattachments, which only lists manually-uploaded files.

mercury_get_organization

mercury_get_treasury

mercury_list_accounts

, mercurygetaccount

mercury_list_cards

mercury_list_categories

mercury_list_credit_accounts

wraps GET /credit, documented under Credit › List all credit accounts in the Mercury API reference. Returns IO Credit card accounts, which mercurylistaccounts filters out server-side.

mercury_list_credit_transactions

wraps GET /account/{id}/transactions (SINGULAR path), the path used for IO Credit transactions including pending card authorisations. Note: distinct from the plural /accounts/{id}/transactions used for deposit accounts.

mercury_list_customers

, mercurygetcustomer

mercury_list_invoice_attachments

mercury_list_invoices

, mercurygetinvoice

mercury_list_recipients

, mercuryaddrecipient, mercuryupdaterecipient

mercury_list_statements

mercury_list_transactions

, mercurygettransaction

mercury_list_treasury_statements

mercury_list_treasury_transactions

mercury_list_webhooks

, mercurygetwebhook

mercury_send_money

, mercuryrequestsendmoney

mercury_update_transaction

(note, category)

Tool change history

Compared across complete checks of the same configuration. Tools were listed, not invoked. Input-schema changes are not measured here.

No complete tool checks yet.

FAQ

Questions about Mercury Invoicing MCP Server

How do I connect Mercury Invoicing MCP Server to Claude?: Run `claude mcp add mercury-invoicing-mcp -- npx -y mercury-invoicing-mcp` in Claude Code, or add the same command and arguments under mcpServers in Cursor's mcp.json or Claude Desktop's claude_desktop_config.json, then restart the client. The blocks above are ready to paste.
Is Mercury Invoicing MCP Server free?: The listed licence is MIT. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.
What can Mercury Invoicing MCP Server do?: Mercury Invoicing MCP Server documents 24 tools to the agent, including mercury_cancel_invoice, mercury_create_customer, mercury_create_internal_transfer. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.