Brazilayer: Brazilian Public Data MCP server
io.github.brazilayer/mcp·v0.16.0Brazilian company registry (CNPJ), sanctions, funds & market data for AI agents, paid via x402.
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If you have run it, two minutes of your experience saves the next person an afternoon.
Brazilayer: Brazilian Public Data tools
No tool declarations could be read from the package source. They show once the server is installed.
How Brazilayer: Brazilian Public Data compares
Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 70/100
- higher than 33% of 48,243 servers
Release history: 3 versions in the registry since 2026-09-12, latest 2026-11-05, typically one every 35 days.
Install Brazilayer: Brazilian Public Data in Claude Code, Cursor or VS Code
The registry entry has no remote endpoint or installable package.
What the publisher says
From the Brazilayer: Brazilian Public Data repository's README, as published. We do not edit it. Read it on GitHub
pedagio-mcp — servidor MCP
Distribuição pública: este servidor é publicado em github.com/brazilayer/mcp
(instalação para usuários finais lá). Esta pasta é a fonte interna; alterações aqui
devem ser espelhadas no repo público.
Cliente fino da API pública do pedagio (SPEC §8): expõe os dados de CNPJ como ferramentas MCP pagáveis via x402. Sem acesso direto ao banco — cada ferramenta chama a API HTTP e paga com USDC (rede Base) usando a carteira configurada.
Ferramentas
Instalação (Claude Code)
git clone https://github.com/aladaf/pedagio && cd pedagio/mcp && npm install
claude mcp add pedagio -e BRAZILAYER_PRIVATE_KEY=0xSUACHAVE -- npx tsx /caminho/para/pedagio/mcp/servidor.tsInstalação (Claude Desktop / Cursor)
{
"mcpServers": {
"pedagio": {
"command": "npx",
"args": ["tsx", "/caminho/para/pedagio/mcp/servidor.ts"],
"env": {
"BRAZILAYER_PRIVATE_KEY": "0xCHAVE_DA_CARTEIRA_QUE_PAGA"
}
}
}
}Variáveis
(precisa de USDC na rede Base; na testnet, USDC de faucet na Base Sepolia). Sem ela, apenas cnpjobteramostra funciona; as demais explicam o 402.
- BRAZILAYERAPIURL — default https://api.brazilayer.com
- BRAZILAYERPRIVATEKEY — chave privada (0x…) da carteira que paga as chamadas
⚠️ A chave configurada aqui assina pagamentos reais. Use uma carteira dedicada com saldo pequeno.
Escolha da integração x402↔MCP (SPEC §8)
Avaliado em 2026-07-20: adotados os pacotes oficiais @x402/fetch + @x402/evm (v2.19), que envelopam o fetch com o fluxo 402→assinatura→retry — o servidor MCP usa esse fetch pagante em cada ferramenta. Alternativas de bridge MCP de terceiros foram descartadas por serem menos mantidas que o SDK oficial.
Building on the agent economy? We publish the Agent Economy Report — a free weekly, data-generated index of the machine-to-machine economy (x402 services, on-chain settlement, MCP and paid-web adoption). One e-mail a week.
Nothing above is checked by us. What we check is on the safety report.
Brazilayer: Brazilian Public Data: common questions
- Is Brazilayer: Brazilian Public Data MCP server safe?
- Mostly: it is graded B (70/100). Read the Brazilayer: Brazilian Public Data safety report
- Does Brazilayer: Brazilian Public Data need an API key?
- Yes. The registry entry asks for
BRAZILAYER_PRIVATE_KEY. - Is Brazilayer: Brazilian Public Data maintained?
- The last commit was 35 days ago (2026-10-01). The latest release is v0.16.0.