"DOI" matching MCP connectors:

Banco Central do Brasil (BCB): SGS series, Focus expectations, PTAX, stats + provenance. 17 tools.

Connect your Banco do Nordeste do Brasil account to AI via Brazil's Open Finance: balances, statemen

Connect your Banco do Brasil account to AI via Brazil's Open Finance: balances, statements, cards, i

Prefeitura RS Caxias do Sul: Clearance Certificate (Debts), official-source lookup. Platform-hosted,

Banco Central do Brasil (BCB): Valores a Receber, official-source lookup. Platform-hosted, pay per q

Procuradoria Geral do Estado SP: Dívida Ativa, official-source lookup. Platform-hosted, pay per quer

Procuradoria Geral do Estado CE: Dívida Ativa, official-source lookup. Platform-hosted, pay per quer

Prefeitura RS Porto Alegre: Comprovante de Inscrição do ISSQN, official-source lookup. Platform-host

Bank of Israel public API MCP. Keyless.

Uruguay DGI e-Factura (CFE): AI agents submit signed sobres to DGI e-invoicing, stateless forwarder.

An MCP server that audits the fairness of construction and renovation estimates in Japan. Provides fair-price ranges, overcharge detection, and verifiable unit-cost data based on JCCDB (65,520 items across 402 categories, CC BY 4.0, DOI-backed).