Brazilian financial market data for AI assistants. Query stock prices, fundamentals, dividends, FIIs, and macro indicators from the Brazilian market (B3, CVM, BCB) directly from Claude.
Bolsai is an MCP project maintained in the viniciuslazzari/bolsai-mcp repository. The maintainer describes its purpose as “Brazilian financial market data for AI assistants. Query stock prices, fundamentals, dividends, FIIs, and macro indicators from the Brazilian market (B3, CVM, BCB) directly from…”. Read the project documentation for the complete scope.
The documented pypi package is bolsai-mcp. The configuration below comes from the maintainer’s example; adapt its paths and account values to your environment.
The example declares BOLSAI_API_KEY. Secret-looking values have been replaced with placeholders. Required and optional labels are shown only when the documentation states them.
Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.
Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| get_stock_quote | Current price, daily change, 52w range |
| get_fundamentals | 27+ indicators: P/L, P/VP, ROE, margins |
| compare_stocks | Side-by-side comparison of up to 5 stocks |
| get_dividends | Dividend yield, annual summary, payments |
| search_companies | Find companies by name or sector |
| get_price_history | OHLCV prices since 1986 with adjustments |
| get_fii_details | FII fundamentals + distributions |
| get_macro_indicator | SELIC, IPCA, CDI, USD/BRL |
| get_financial_statements | Raw CVM income/balance/cash flow |
| screen_stocks | Filter stocks by metrics |
{
"mcpServers": {
"bolsai": {
"command": "uvx",
"args": [
"bolsai-mcp"
],
"env": {
"BOLSAI_API_KEY": "YOUR_BOLSAI_API_KEY"
}
}
}
}From the project documentation. Replace placeholders and example paths before connecting.
| Variable | Description | Required |
|---|---|---|
| BOLSAI_API_KEY | Declared in the maintainer’s client configuration. | Check documentation |
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