CNPJ API: Brazilian company records (Receita Federal open data). Google sign-in or API key
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Call this server's tools from your browser. Nothing to install.
Optional. Bearer apipj_live_... API key; without it, clients with OAuth sign in with Google. Free account: https://apipj.com.br/criar-conta
Requests go through mcptry because browsers can't call most MCP servers directly. Header values are sent to the server for that request only and are never stored or logged.
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claude mcp add --transport http cnpj https://apipj.com.br/mcpHeaders: Authorization