CVM Dados Abertos MCP Server with 6 Tools for Claude, Cursor, and AI Agents
GDPR Free for SubscribersAccess Brazilian capital markets data directly from the CVM Open Data portal — query investment funds, listed companies, and financial reports. Vinkius routes your AI agents directly to CVM Dados Abertos through a governed connection. 6 tools ready to use with Claude, ChatGPT, Cursor, or any AI agent — no hosting, no setup, connect in 30 seconds.
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What is the CVM Dados Abertos MCP Server?
The CVM Dados Abertos MCP Server routes AI agents like Claude, ChatGPT, and Cursor directly to CVM Dados Abertos via 6 tools. Access Brazilian capital markets data directly from the CVM Open Data portal — query investment funds, listed companies, and financial reports. Powered by Vinkius — your credentials stay on your side of the connection, every request is auditable. Connect in under 2 minutes.
Built-in capabilities (6)
Tools for your AI Agents to operate CVM Dados Abertos
Ask your AI agent "List all datasets available on the CVM portal." and get the answer without opening a single dashboard. With 6 tools connected to real CVM Dados Abertos data, your agents reason over live information, cross-reference it with other MCP servers, and deliver insights you would spend hours assembling manually.
Works with Claude, ChatGPT, Cursor, and any MCP-compatible client. Powered by Vinkius — your credentials never touch the AI model, every request is auditable. Connect in under two minutes.
Why teams choose Vinkius
One subscription gives you the infrastructure to connect your AI agents to thousands of MCP servers — and deploy your own to the Vinkius Edge. Your credentials stay yours. Your data flows directly between your agent and the API. DLP blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade routing and governance, zero maintenance.
Build your own MCP Server with our secure development framework →The CVM Dados Abertos App Connector works with every AI agent you already use
…and any MCP-compatible client
Use all 6 CVM Dados Abertos tools with your AI agents right now
Vinkius routes your AI agents to CVM Dados Abertos through a governed proxy. Beyond a simple connection, you get full visibility into every action your agents perform, with enterprise-grade security and up to 60% savings on AI costs.
Get dataset on CVM Dados Abertos
Get complete metadata for a specific dataset
Get resource on CVM Dados Abertos
Get metadata for a specific resource
List datasets on CVM Dados Abertos
List all datasets available on the CVM portal
List groups on CVM Dados Abertos
g., "Fundos de Investimento", "Companhias"). List thematic groups
List organizations on CVM Dados Abertos
g., CVM departments) that publish data on the portal. List organizations that publish data
Search datasets on CVM Dados Abertos
Search for datasets matching specific criteria
What the CVM Dados Abertos MCP Server unlocks
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.
Frequently asked questions about the CVM Dados Abertos MCP Server
How can I find the most recent data for a specific investment fund?
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.
Can I get the direct download link for a data file?
Yes! Use the get_resource tool with a specific Resource ID. The response will include the url field, which is the direct link to the raw data (e.g., a CSV file).
What are thematic groups in the CVM portal?
Thematic groups categorize datasets by market segment. Use list_groups to see categories like 'Fundos de Investimento', 'Companhias', and 'Auditores Independentes' to better navigate the available data.
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We built the connector to CVM Dados Abertos. Now put your agents to work. Fully governed.
Vinkius is the AI Gateway with managed hosting. Stop building connectors. Every connection runs inside eight layers of security.
Hosted, sandboxed, and live on AWS. You don't provision anything. You don't maintain anything. You connect.
Every tool call, every token, every response. Logged and auditable. Data flows direct from CVM Dados Abertos to your agent. Nothing is stored on our side. Ever.
Eight governance layers on every request. Sensitive data redacted before it reaches the model. Kill switch if anything goes sideways. Always on.