The full upstream README, mirrored here for reference. Install config, tool schemas, adoption signals, and an original overview live on the Banco Mercantil MCP listing page.
Conecte sua conta do Banco Mercantil ao Claude, ChatGPT e agentes de IA via Open Finance Brasil. Pergunte sobre saldos, extratos, faturas de cartão e investimentos do Banco Mercantil em linguagem natural. Regulado pelo Banco Central, somente leitura.
English version · Documentação completa · Skill pra agentes
A Anthropic unificou a instalação de MCPs em claude.ai/customize/connectors. O mesmo link serve pra Claude Web e Claude Desktop (basta estar logado):
Manual (se o deeplink não abrir): claude.ai/customize/connectors → + → Adicionar conector personalizado → cole Nome Banco Mercantil MCP e URL https://api.mcp.ai/p_mercantil.
➕ Instalar Banco Mercantil MCP no Cursor
➕ Instalar Banco Mercantil MCP no VS Code
Funciona em qualquer cliente MCP que suporte MCP over HTTP. A URL do servidor é sempre:
Detalhes por cliente: INSTALL.md.
| Tool | Descrição |
|---|---|
openfinance_search_bank_connectors | Searches the available bank connectors by name (pass keywords[], e.g. |
openfinance_list_connections | Returns the saved bank connections for this install: connector_id, item_id, bank name, and an add_connection_url to link additional banks via the Open Finance widget. |
openfinance_get_item_status | Returns the current status of a bank connection (UPDATED, UPDATING, LOGIN_ERROR, etc.), its executionStatus, and connector metadata. |
openfinance_provider_status | Checks the LIVE operational status of the Open Finance provider (its public status page) — this is the PROVIDER's health, separate from your own connection's openfinance_get_item_status. |
openfinance_list_accounts | Returns accounts for a bank connection: BANK (checking/savings) and CREDIT (credit card) with balance, number, type, subtype, bankData, and creditData. |
openfinance_list_transactions | Returns transactions for a bank account (BANK or CREDIT type). |
openfinance_list_transactions_by_item | Consolidated cash-flow analysis for a whole bank CONNECTION over a period, in ONE call. |
openfinance_list_credit_card_bills | Returns CLOSED credit card bills for a CREDIT-type account: dueDate, totalAmount, minimumPaymentAmount, allowsInstallments, plus payments[] (id, paymentDate, amount, valueType, paymentMode), payments_count, `payme… |
openfinance_list_investments | Returns the investment portfolio for a connection (broker or bank with INVESTMENTS product enabled): FIIs, stocks, ETFs, fixed income (CDB/LCI/LCA/Tesouro), mutual funds, retirement (previdência) and COE. |
openfinance_list_investment_transactions | Returns the movement history for a specific investment position: BUY / SELL / TAX / INTEREST / AMORTIZATION / TRANSFER. |
openfinance_list_loans | Lists loan contracts per bank connection (GET /loans). |
openfinance_force_sync | Forces the bank to re-sync one or more connections NOW and WAITS for it to finish (PATCH /items/:id, then polls until the item stops updating, up to ~60s). |
openfinance_get_account_balance | Returns real-time balance payload per account id (GET /accounts/:id/balance). |
openfinance_get_accounts_detail | Returns full account objects including extended creditData (additional cards, limits) per id (GET /accounts/:id). |
openfinance_get_credit_card_bill | Returns bill-level detail for one or more credit card bills by id (GET /bills/:id): financeCharges and payments[] (id, paymentDate, amount, valueType, paymentMode). |
openfinance_list_categories | Returns the provider's transaction category taxonomy (GET /categories), cached for the adapter session. |
openfinance_update_transaction_category | Corrects the category of one or more transactions (PATCH /transactions/:id). |
openfinance_disconnect_bank | Revokes the Open Finance consent for a specific bank and deletes the connection data. |
Detalhe de cada tool: docs/ferramentas.md
Veja docs/precos.md.
Como funciona? Via Open Finance Brasil (regulado pelo Banco Central). Você conecta sua conta Banco Mercantil com consentimento explícito; a IA lê saldos, extratos, faturas e investimentos. Somente leitura.
A IA pode movimentar dinheiro? Não. 100% leitura — Open Finance não permite movimentação por essa via.
Só funciona com o Banco Mercantil? Este MCP é focado no Banco Mercantil. Para conectar vários bancos de uma vez, use o Banco MCP (api.mcp.ai/banco).
O servidor é open source? O servidor é proprietário (hosted). Este repositório é o wrapper público com manifestos, docs e skills, tudo MIT.
MIT — veja LICENSE. O servidor MCP em api.mcp.ai/p_mercantil é proprietário (hosted); este repositório (manifestos, docs, skills) é MIT.