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Conversor IAE-CNAE — MCP for Spanish tax data

@conversoriaecnae

リポジトリ

基本情報

カテゴリ

データと分析

ライセンス

MIT

トランスポート

stdio

作者

conversoriaecnae

投稿者

Conversor IAE CNAE

Conversor IAE-CNAE — MCP for Spanish tax data について

Public MCP manifest, docs and examples for Conversor IAE CNAE — the first Spanish fiscal MCP server (IAE, CNAE 2025, AEAT modelos, RETA).

#finance#tax#spain#government#api

Conversor IAE-CNAE — MCP for Spanish tax data の設定

以下の設定を使って、このサーバーを MCP 対応クライアントに追加してください。

{
  "mcpServers": {
    "conversor-iae-cnae": {
      "type": "streamable-http",
      "url": "https://www.conversoriaecnae.es/api/mcp/mcp"
    }
  }
}

Conversor IAE-CNAE — MCP for Spanish tax data のツール

ツール一覧はまだありません

この掲載には表示できるツール一覧がまだありません。サーバーにツールがないという意味ではありません。対応機能はプロジェクトのドキュメントをご確認ください。

上のボタンでサーバーのエンドポイントに接続し、ツール一覧を取得できます。

概要

What is Conversor IAE-CNAE — MCP for Spanish tax data?

The first fiscal MCP server for Spain. It gives any AI agent a direct line to live IAE codes (1,187), CNAE 2025 codes (1,060), AEAT tax-form obligations, the IAE↔CNAE crosswalk, módulos IRPF/IVA, and 2026 RETA brackets — all from official Spanish sources (AEAT, INE, BOE). Designed for autónomos and gestorías who need accurate, non-hallucinated tax data.

How to use Conversor IAE-CNAE — MCP for Spanish tax data?

No installation required; the server is hosted at conversoriaecnae.es. Connect any MCP-compatible client (Claude Desktop, ChatGPT, Cursor, Gemini CLI) by adding the Streamable HTTP endpoint: https://www.conversoriaecnae.es/api/mcp/mcp. For the 4 premium tools, add a cvr_ API key as a Bearer header. No registration needed for the 6 free tools.

Key features of Conversor IAE-CNAE — MCP for Spanish tax data.

  • 10 tools total: 6 free, 4 premium.
  • Semantic search across IAE and CNAE descriptions.
  • Full IAE ↔ CNAE 2025 crosswalk lookups.
  • Fiscal calendar with AEAT forms and deadlines.
  • Premium: applicable AEAT obligations with confidence and frequency.
  • Premium: módulos IRPF/IVA and 2026 RETA quota by net income.

Use cases of Conversor IAE-CNAE — MCP for Spanish tax data.

  • Mapping IAE codes to their corresponding CNAE 2025 codes for tax filings.
  • Retrieving the complete fiscal calendar (modelos 036/130/303/347 etc.) for a given activity.
  • Bulk-lookup of up to 50 IAE or CNAE records for client portfolio management.
  • Determining the applicable módulos (estimación objetiva) for an IAE activity.
  • Computing the 2026 RETA minimum quota from a self-employed person’s net income.

よくある質問

1

Which tools are free and which require payment?

Six tools are free with no key or signup: `buscar_codigo`, `detalle_iae`, `detalle_cnae`, `detalle_cnae_2009`, `calendario_fiscal`, and `describe_conversor`. Four premium tools (`obligaciones_fiscales`, `modulos_irpf_iva`, `consulta_masiva`, `cuota_reta`) require a Profesional plan (from €29/mo) with a `cvr_` API key.

2

How do I connect to the server?

Add the server to your MCP client config as a Streamable HTTP endpoint at `https://www.conversoriaecnae.es/api/mcp/mcp`. For premium tools, include an `Authorization: Bearer cvr_your_api_key` header.

3

Where does the data come from?

All data is sourced from official Spanish institutions: AEAT (Agencia Tributaria) for IAE codes and fiscal models, INE (Instituto Nacional de Estadística) for CNAE 2025, and BOE for underlying regulation. Each response includes a freshness signal.

4

Does the server require self-hosting or installation?

No. The server is hosted at `conversoriaecnae.es`; there is nothing to install or self-host. The GitHub repository contains only the manifest, documentation, and examples.

5

What transport protocol does the server use?

It uses Streamable HTTP (MCP specification 2025-11-25). SSE is not exposed.

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