Your consolidated B3 investment portfolio (the central depository): position by asset, net worth, trades, dividends/interest-on-equity and movements, across all brokers in one place. Read-only, D-1 data. Connect your own Área do Investidor account, with consent. Pairs with the Banco MCP (Open Finance), banking in the Banco MCP, investment portfolio here.
https://api.mcp.ai/p_b3Machine-readable docs to plug this server into an agent or call it over REST.
Install prompt — paste into Claude, ChatGPT, Cursor or any MCP agent and it sets itself up.
Real things you can ask your agent once this server is enabled.
What's my total net worth on B3?
Show my position by asset
How much did I receive in dividends in the last 3 months?