mcp-fiscal-brasil

Name: mcp-fiscal-brasil Review
Item: mcp-fiscal-brasil
Rating: 3.6
Author: Aaron Matthews

Connector Development Solid

Works inClaude Code Claude Cowork Claude Chat

Solid Scanned — metadata only

Brazilian software teams and consultants lose productivity and introduce compliance risk without direct access to CNPJ validation, NF-e/NFS-e workflows, and …

Servidor MCP fiscal brasileiro: CNPJ, NF-e, NFS-e, CT-e, SPED, eSocial, Simples Nacional, Reforma 2026. 44 tools, zero-cadastro, tabelas offline. Python.

Validate CNPJ numbers and retrieve company registration details for vendor verification
Generate fiscal document schemas and compliance checks for electronic invoices
Calculate Simples Nacional taxes and verify payroll obligations for Brazilian businesses

301 starsMIT (commercial OK)FreeNo code needed

Why it matters

Brazilian software teams and consultants lose productivity and introduce compliance risk without direct access to CNPJ validation, NF-e/NFS-e workflows, and SPED/eSocial integrations. This tool eliminates manual lookups and reduces tax audit exposure.

Best for

Brazilian development teams and fintech consultants building tax-compliant invoicing, payroll, or regulatory reporting systems.

Works in

Claude Code Claude Cowork Claude Chat

Source

https://github.com/DeHor-Labs/mcp-fiscal-brasil

By DeHor-Labs

How to Get It

Option 1: Claude Desktop AppOpen the Customize panel in the sidebar → browse connectors → search and add. Works in Claude Code, Claude Cowork, and Claude Chat.

Option 2: Paste into Claude CodeCopy the command below and paste it into a Claude Code conversation. Claude will run it for you.

Command

claude mcp add fiscal-brasil -- uvx mcp-fiscal-brasil

Tip: Paste this into a Claude Code conversation. Verify command matches your Claude Code version.

First thing to try

Once it’s connected, paste this into Claude:

Help me validate CNPJ numbers and retrieve company registration details for vendor verification

Prerequisitesuv/uvx installed (curl -LsSf https://astral.sh/uv/install.sh | sh) and Python 3.10+. No API key or registration required — tables work offline.CostFree

Trust Signals Auto-scanned

Stars301Contributors4Last updated2026-09-13LicenseMIT (OK for commercial use)Known CVEsNone foundSources: GitHub Advisory Database + OSV.dev · Scanned 2026-09-14 · scanner vattempted-no-data

Data & Access

Data processingPrompts sent to Anthropic API. Enterprise/Team plans exclude training.

Community Pulse New

No community discussions found yet. This doesn't mean the tool isn't good — it may be new or serve a niche use case.

Reviewer notes

Auto-scanned review. These are observations, not a security certification.

catalog_hygiene stale-eval refresh: Scored from trust signals (evidence-eval-v1): 301 GitHub stars; 4 contributors; last commit 7d ago; license MIT.

Things to check

Scanned, not hands-on tested — this entry was auto-scanned from public metadata (GitHub metrics, license, security flags). No reviewer has run it, and no tool-specific limitations have been documented yet.

How to evaluate tools before deploying →

Data shown here comes from public APIs and automated scanning. Reviewer notes reflect one person's experience. This is not a security certification or legal recommendation. Always evaluate tools according to your own organization's policies.

Evaluation Scores

Evaluation

Ease of Use

3/5

Versatility

4/5

Reliability

4/5

Security

4/5

Overall score3.65 / 5.00 SolidEvaluatedSep 2026

catalog_hygiene stale-eval refresh: Scored from trust signals (evidence-eval-v1): 301 GitHub stars; 4 contributors; last commit 7d ago; license MIT.

← Back to the Claude Observatory