Click on "Install Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type @ followed by the MCP server name and your instructions, e.g., "@SEFAZ GO DEC: Caixa Postal MCP Consultar minha caixa postal da SEFAZ GO"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
SEFAZ GO DEC: Caixa Postal, query from an official source. Hosted on the platform, no platform credentials, pay per query with prepaid credit.
📊 1 tool
✏️ Read and write
💬 Works with any MCP client: Claude Desktop, Cursor, VS Code, Cline, Continue
🔑 Login via magic-link (no password)
English version · Full documentation · Agent skill
Anthropic unified MCP installation at claude.ai/customize/connectors. The same link works for Claude Web and Claude Desktop (just log in):
Manual (if the deeplink doesn't open): claude.ai/customize/connectors → + → Add custom connector → paste Name SEFAZ GO DEC: Caixa Postal and URL https://api.mcp.ai/p_sefaz_go_dec_caixa_postal.
➕ Install SEFAZ GO DEC: Caixa Postal in Cursor
➕ Install SEFAZ GO DEC: Caixa Postal in VS Code
Works with any MCP client that supports MCP over HTTP. The server URL is always:
https://api.mcp.ai/p_sefaz_go_dec_caixa_postalClient-specific details: INSTALL.md.
Related MCP server: Receita Federal: Comprovante de Pagamento
Consultar SEFAZ GO DEC: Caixa PostalTool | Description |
| SEFAZ GO DEC: Caixa Postal, official source query. |
Details for each tool: docs/ferramentas.md
Prepaid (credit wallet), pay per use. See docs/precos.md.
Sub-processors: the LLM host you choose (Claude, ChatGPT, Cursor, or your own agent). Full list in docs/privacidade-lgpd.md.
Data returned by the tools is sent to the LLM host you choose, a sub-processor outside our control. We recommend plans with training opt-out.
Is the server open source? No — the server is proprietary (hosted). This repository is the public wrapper with manifests, docs, and skills — all MIT.
Can I use it with my own agent (not Claude/Cursor)? Yes — any client that supports MCP over HTTP. Server URL: GXP1
How does billing work? Prepaid (credit wallet). The provider's usage-based pricing applies; see docs/precos.md for exact rates.
Does it use my SEFAZ GO DEC credentials? No. SEFAZ GO DEC: Caixa Postal runs on the platform's own credentials from an official source. You never share passwords.
Prepaid (credit wallet), pay per use. See docs/precos.md.
Sub-processors: the LLM host you choose (Claude, ChatGPT, Cursor, or your own agent). Full list in docs/privacidade-lgpd.md.
Data returned by the tools is sent to the LLM host you choose, a sub-processor outside our control. We recommend plans with training opt-out.
Is the server open source? The server is proprietary (hosted). This repository is the public wrapper with manifests, docs and skills — all MIT.
Can I use it with my own agent (not Claude/Cursor)?
Yes — any client that supports MCP over HTTP. URL: https://api.mcp.ai/p_sefaz_go_dec_caixa_postal.
MIT — see LICENSE. The MCP server at api.mcp.ai/p_sefaz_go_dec_caixa_postal is proprietary (hosted); this repository (manifests, docs, skills) is MIT.
This server cannot be installed
Unclaimed servers have limited discoverability.
If you are the server author, to access and configure the admin panel.
SEFAZ MA DEC: Caixa Postal, official-source lookup. Platform-hosted, pay per query with prepaid cred
SEFAZ MG DEC: Caixa Postal, official-source lookup. Platform-hosted, pay per query with prepaid cred
SEFAZ PR DEC: Caixa Postal, official-source lookup. Platform-hosted, pay per query with prepaid cred
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