Stackin for Claude.ai

io.github.stackin-io/stackin

Issue and manage Brazilian fiscal documents: NF-e for goods, NFS-e for services.

client:Claude.ai transport:streamable-http tools:16

Install Stackin in Claude.ai

Settings → Connectors → Add custom connector

https://mcp.stackin.io/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

issue_invoice
consult_invoice
cancel_invoice
get_invoice_pdf
reissue_invoice
correct_invoice
invalidate_numbering
list_invoices
get_invoice_submissions
validate_invoice_payload
list_received_invoices
manifest_received_invoice
lookup_fiscal_code
search_fiscal_codes
list_fiscal_kinds
lookup_taxpayer

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