Finance & Bills

Nota Fiscal

Issue and manage Brazilian service invoices (NFS-e) through chat

Connects to NFS-e (Nota Fiscal de Serviço) systems for Brazilian businesses. Muse can issue invoices, check status, list past invoices, download PDFs and XML, and cancel invoices when needed.

Try asking Muse: "Issue a service invoice for a client in São Paulo and send them the PDF"

Working now?

Working

Worked last 7 days

96.7% of checks

How to get it

Extra setup

Account

No account needed

Price

Not stated

Source: Found in the official MCP Registry (io.github.mcp-dir/notafiscal-mcp) · First listed September 25, 2026

Last 24 hours

Each bar is one check, every 15 minutes. Green means it answered. Last checked 2 h ago.

Is it safe to connect?

What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.

Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.

musedirectory.ai is not part of Meta. More about how Muse handles your information

How to add it to Muse

Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.

Paste this into Muse

Use Nota Fiscal to help me. It is a free service with an MCP server at https://api.mcp.ai/p_notafiscal. It does not need an API key. Ask me before you share anything with it.

Open Muse

https://api.mcp.ai/p_notafiscal

Not in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.

Technical details: safety screening, tools, response time and recent checks

Response time at the last check: 885ms. Worked in 96.7% of checks over 30 days.

Screening · September 25, 2026

Screened, no issues found

MCP handshake

Pass

Answered in 1142ms

Domain against threat feeds (Cloudflare security DNS)

Pass

api.mcp.ai not flagged

Published packages against the OSV malicious-package database

n/a

No npm or PyPI package published

Hidden instructions or invisible characters in tool text

Pass

12 tools read, nothing found

Inputs asking for passwords, card numbers or seed phrases

Pass

None found

Domain and redirects

Pass

No redirects off the domain

AI review of purpose and tool behavior

Pass

No concerns

Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.

Tools · 12

notafiscal_empresasLista as empresas (CNPJs) conectadas a este install e a situação de cada uma (company_id, razão social, município, validade do certificado, situacao_fiscal e pode_emitir). CHAME ANTES DE EMITIR: só empresa com pode_emitir=true (situacao_fiscal=Active) consegue emitir NFS-e; 'avis

notafiscal_emitir_nfseEmite uma NFS-e (nota fiscal de serviço) para uma empresa conectada. Cria um DOCUMENTO FISCAL REAL — confirme os dados antes de chamar. - 'nfse': corpo da nota no schema da nfe.io (JSON string), com ao menos: cityServiceCode, description, servicesAmount, e borrower:{ federalTaxNu

notafiscal_consultar_nfseConsulta o status/detalhe de uma NFS-e emitida, por invoice_id. Bulk support: accepts invoice_ids for batched execution.

notafiscal_listar_nfseLista as NFS-e emitidas por uma empresa (paginado).

notafiscal_baixar_nfseRetorna os links de PDF (DANFSe) e XML de uma NFS-e emitida. Bulk support: accepts invoice_ids for batched execution.

notafiscal_cancelar_nfseCancela uma NFS-e emitida (IRREVERSÍVEL, sujeito ao prazo de cancelamento do município). Confirme antes de chamar. Bulk support: accepts invoice_ids for batched execution.

show_versionShow the current MCP platform and adapter versions.

report_bugReport a bug, missing feature, or send feedback. Include the conversation array with recent messages for reproduction.

connectReturns connection status and URLs. When all providers are connected, returns authenticated:true and empty pending[]. When credentials are missing, returns connect_url for the toolkit and per-install URLs.

toolkit_infoReturns the current toolkit state: installed MCPs, their connection status, the accounts connected to each one, and how many catalog tools each exposes.

marketplaceThe official mcp.ai marketplace — the in-platform catalog of every MCP/tool, AND the way to run them. Covers capability requests like "find an MCP that does X", "consulta um CPF", "is there a tool for Y". Core flow: action=search discovers MCPs by intent → describe returns one MC

authenticateMCP.AI for IDE agents (Cursor, etc.): log in in the browser, copy the access token. Best: add it to this server's config as a header `Authorization: Bearer <token>` for a permanent, non-expiring connection. Or paste it here for a session-only login: call with { token: "<jwt>" } a

Recent checks

2026-09-28 07:46:12live · HTTP 200885ms

2026-09-28 05:31:11live · HTTP 200431ms

2026-09-28 03:15:52live · HTTP 200958ms

2026-09-28 00:46:04live · HTTP 200120ms

2026-09-27 22:31:07live · HTTP 2002265ms

2026-09-27 20:15:45live · HTTP 200323ms

2026-09-27 17:46:16live · HTTP 2001173ms

2026-09-27 15:33:16live · HTTP 2002390ms

2026-09-27 13:31:04live · HTTP 2001139ms

2026-09-27 11:15:49live · HTTP 2003411ms

2026-09-27 08:46:15live · HTTP 200499ms

2026-09-27 06:31:00live · HTTP 2003097ms

Link

https://api.mcp.ai/p_notafiscal

Questions about Nota Fiscal in Muse

How do I connect Nota Fiscal to Muse?

Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use Nota Fiscal to help me. It is a free service with an MCP server at https://api.mcp.ai/p_notafiscal. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.

Is Nota Fiscal working right now?

At the last check (September 28, 2026, 07:46 UTC) the endpoint was working, answering in 885ms. Over the last 7 days it answered 96.7% of health checks. It is checked every 15 minutes.

Is Nota Fiscal safe to connect to Muse?

It was screened on September 25, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.

What can Nota Fiscal do in Muse?

It exposes 12 tools, including notafiscal_empresas, notafiscal_emitir_nfse, notafiscal_consultar_nfse, notafiscal_listar_nfse. For example, you could ask Muse: "Issue a service invoice for a client in São Paulo and send them the PDF"

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