io.github.bnovarini/cnpj-mcp

up checked 2026-11-11T04:38:57.940Z

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Publisher-provided title

Brazil CNPJ company registry

Publisher-provided description

Brazil's open CNPJ registry: filter and count companies by sector, place, size, MEI, partners.

Summary by lookupd

Query Brazil's open CNPJ company registry to search, count, and look up companies, addresses, and partners.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http cnpj https://cnpj-mcp.fly.dev/mcp

Codex, remote (streamable-http)

codex mcp add cnpj --url https://cnpj-mcp.fly.dev/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "cnpj": {
      "url": "https://cnpj-mcp.fly.dev/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Publisher-provided text

dataset_info What data is loaded: source, snapshot month, row counts, field meanings and caveats. Call first if unsure what the tools cover.
search_companies Find companies/establishments matching filters. Filters (all optional, combined with AND): cnae (CNAE code or prefix, e.g. '4711' or '47', list ok; add include_
count_companies Count companies or establishments, optionally grouped by one or two fields. Filters (all optional, combined with AND): cnae (CNAE code or prefix, e.g. '4711' or
get_company One company by CNPJ (14 digits, with or without punctuation; or the 8-digit root to get the matriz): registration, company data, Simples/MEI, address and contac
list_partners Partners (socios) of one company by CNPJ root or full CNPJ: names, type, role (qualificacao), entry date, age band. CPFs are masked by Receita. faixa_etaria: 1
search_partners Find the companies a person or entity is a partner of, by name. Exact (accent-insensitive, case-insensitive) match on the partner name by default; set contains=
companies_at_address Establishments registered at one address, by CEP (8 digits), optionally narrowed by street text, number, municipio or uf. Use it to find companies sharing an ad
lookup_codes Look up Receita's code tables by text or code. kind: cnae (activity), natureza_juridica (legal form), municipio, motivo (reason for status), qualificacao (partn

Shows this live status and links here; updates hourly.

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