Next free-source huntWe check for new free data every weekday.
Global MacroMCP serverFirst audited Nov 13, 2026

Banxico (Banco de México)

Mexico's official economic data from Banxico: USD/MXN, inflation, UDIS, TIIE and reserves.The vendor's description, from its MCP Registry listing.

Passed, with 1 warningAudited Nov 13, 2026
  • Warning: 6 of 6 tools do not say whether they can change things.

Nothing failed, but there is something to know or fix. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?
YesConnected in 565 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
Doesn't sayIts tools do not say whether they only read, so treat them as able to change things.
Endpointhttps://banxico-mcp.duckdns.org/mcp

Source code Streamable HTTP · protocol 2025-11-25 · server version 0.2.0

What we checked, the evidence, and the tools it offers.

What we checked

Security

  • Passed: Connections are encrypted (HTTPS).

  • Passed: No hidden instructions found in tool text.

Safety labels

  • Warning: 6 of 6 tools do not say whether they can change things.

    MCP lets a server label each tool as read-only or destructive, so clients can ask the user before risky calls. Unlabelled tools are treated as able to change things.

    • tipo_cambio_usd
    • inflacion_mexico
    • valor_udis
    • tasa_interes_banxico
    • reservas_internacionales
    • consultar_serie_sie

Tools

  • Passed: 6 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Protocol version 2025-11-25 (latest).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (6)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

  • tipo_cambio_usdConsulta el tipo de cambio oficial peso mexicano vs dólar estadounidense (USD/MXN). Args: tipo: Modalidad del tipo de cambio. Opciones: 'FIX' (por defecto) o 'LIQUIDACION'. fecha_inicio: Fec…Doesn't say
  • inflacion_mexicoConsulta la inflación oficial en México según el INPC de Banxico. Args: tipo: Tipo de medición de inflación. Opciones: 'anual' (por defecto) o 'mensual'. Doesn't say
  • valor_udisConsulta el valor oficial de las Unidades de Inversión (UDIS) en pesos mexicanos. Args: fecha: Fecha específica a consultar en formato YYYY-MM-DD o DD/MM/YYYY (opcional). Doesn't say
  • tasa_interes_banxicoConsulta las tasas de interés interbancarias y de política monetaria en México. Args: tipo: Tipo de tasa. Opciones: 'tiie_28' (TIIE a 28 días) o 'objetivo' (Tasa de referencia/fondeo). Doesn't say
  • reservas_internacionalesConsulta el saldo de reservas internacionales netas del Banco de México (en millones de dólares).Doesn't say
  • consultar_serie_sieConsulta avanzada para obtener observaciones de cualquier serie económica del catálogo SIE de Banxico. Args: id_serie: Identificador de la serie oficial (por ejemplo: 'SF43718', 'SP68257', 'SF61…Doesn't say

Audit history

  1. Nov 13Warnings

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

RequestAnswerTime
initializeHTTP 200565 ms
initializedHTTP 202406 ms
tools/listHTTP 200142 ms
resources/listHTTP 200130 ms
prompts/listHTTP 200131 ms
unknown-methodHTTP 200141 ms

Run this server, or disagree with the result?

Fix the issue and it shows in the next weekly audit, or email us to ask for a re-audit or to dispute a finding. Read how we audit for what each check means.