MCP For Claude Marketplace
CVM Dados Abertos

CVM Dados Abertos MCP Connector for Claude

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Access Brazilian capital markets data directly from the CVM Open Data portal — query investment funds, listed companies, and financial reports.

6 tools Official Updated Jun 28, 2026 Official Vinkius Partner
More Details Connect to Claude

Connect your AI agent to the CVM (Comissão de Valores Mobiliários) Open Data portal and explore the Brazilian financial market through natural conversation.

What you can do

  • Dataset Exploration — List all available datasets or search for specific topics like 'investment funds' or 'listed companies'.
  • Deep Metadata Inspection — Fetch complete metadata for specific datasets, including update frequency, tags, and organizational ownership.
  • Resource Access — Retrieve direct links and metadata for specific data resources (CSV, XML, or PDF files) within the portal.
  • Organizational Mapping — List the CVM departments and thematic groups responsible for publishing specific sets of financial data.
  • Market Research — Quickly find registration data (fi-cad) or daily reports (infodiario) without navigating complex web directories.

How it works

  1. Subscribe to this server
  2. Enter your CVM API Key (optional for public access, but recommended for higher limits)
  3. Start querying Brazilian financial data from Claude, Cursor, or any MCP client

Who is this for?

  • Financial Analysts — instantly find the latest registration data for investment funds or corporate filings.
  • Data Scientists — automate the discovery of CSV resources for financial modeling and market analysis.
  • Compliance Officers — verify organizational data and thematic groupings for regulatory reporting.
capital-marketsinvestment-fundsfinancial-reportsopen-datasecurities-exchangeregulatory-data

6 tools expose this connector's capabilities to your AI agent.

list_groups

g., "Fundos de Investimento", "Companhias"). List thematic groups

list_organizations

g., CVM departments) that publish data on the portal. List organizations that publish data

list_datasets

List all datasets available on the CVM portal

search_datasets

Search for datasets matching specific criteria

get_dataset

Get complete metadata for a specific dataset

get_resource

Get metadata for a specific resource

See how to talk to your AI agent using CVM Dados Abertos.

List all datasets available on the CVM portal.

I have retrieved the list of available datasets. There are over 50 packages including 'Companhias Abertas', 'Fundos de Investimento', and 'Ofertas Públicas'. Which category interests you?

Search for datasets related to 'fundos'.

Searching for 'fundos'... I found several matches: 'fi-cad' (Registration), 'fi-doc-eventual' (Occasional docs), and 'fi-doc-infodiario' (Daily info). Would you like to see the details for 'fi-cad'?

Get the metadata for the dataset 'fi-cad'.

I've retrieved the metadata for 'fi-cad'. It contains registration information for investment funds and includes 12 resources (CSV files). Would you like the download link for the most recent file?

Use the `search_datasets` tool with keywords like 'fundos' or 'fi-cad'. Once you identify the dataset, use `get_dataset` to list all available resources, which typically include the most recent CSV files.

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