Fichário — CNPJ Brasil

Overview

Fichário — CNPJ Brasil is a Model Context Protocol server that lets you search and verify Brazilian companies in real time. It provides free access to 28.4M active companies from Receita Federal open data, queryable by CNPJ number or company name. Any MCP-compatible AI assistant can call these lookup tools directly, deciding when to use them in conversation or agent workflows.

This is a hosted remote server with no local installation required. Simply point your MCP client to https://cnpj.genesisinnovation.io/mcp and you're connected immediately. The service requires no authentication. Version v1.0.0 is the current release.

Fichário — CNPJ Brasil is categorized as Development on mcp.site and integrates with all major MCP clients including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, and Zed. If you maintain this server, claim this listing to earn the Verified badge and keep information current.

Installation

Settings → Connectors → Add custom connector
Name: Fichário — CNPJ Brasil
URL:  https://cnpj.genesisinnovation.io/mcp