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FinancialMCP serverFirst audited Nov 13, 2026

Mercado Financeiro BR

Brazilian financial market data (B3): quotes, fundamentals, dividends, REITs (FIIs), BDRs, crypto, FThe vendor's description, from its MCP Registry listing.

Passed public checksAudited Nov 13, 2026

Every public check ran and passed. 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 232 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
YesSome tools say they can change things. Your AI client should ask you first.
Endpointhttps://api.mcp.ai/p_mercado

Source code Streamable HTTP · protocol 2025-11-25 · server version 0.9.431

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

  • Note: 3 tools are labelled as able to change things.

    Expected for tools that send, write or buy. Your AI client should ask before calling them.

    • report_bug
    • marketplace
    • authenticate
  • Passed: Every tool says whether it only reads or can change things.

Tools

  • Passed: 12 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 (12)

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

  • mercado_quoteCotação de ações, FIIs e BDRs da B3 em lote (até 20 tickers numa chamada), com opção de dados fundamentalistas (via modules: balanceSheetHistory, incomeStatementHistory, cashflowHistory, etc.), divid…Read-only
  • mercado_listLista/screener de ativos da B3 (ações, FIIs, BDRs) com busca, filtro por tipo/setor e ordenação (ex.: por variação, volume ou market cap).Read-only
  • mercado_search_tickerResolve o código (ticker) de um ativo a partir de um trecho do nome/código. Discovery rápido.Read-only
  • mercado_cryptoCotação de criptomoedas (BTC, ETH, …) na moeda escolhida (BRL por padrão).Read-only
  • mercado_currencyTaxa de câmbio oficial de fechamento contra o real (compra e venda), para USD, EUR, GBP, JPY, CHF, CAD, AUD, DKK, NOK e SEK. Em fim de semana ou feriado devolve o último boletim publicado.Read-only
  • mercado_macroIndicadores macroeconômicos brasileiros oficiais: prime_rate (meta Selic definida pelo Copom, em % ao ano) ou inflation (IPCA acumulado em 12 meses, que também traz a variação do último mês). Com opç…Read-only
  • show_versionShow the current MCP platform and adapter versions.Read-only
  • report_bugReport a bug, missing feature, or send feedback. Include the conversation array with recent messages for reproduction.Can change things
  • 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…Read-only
  • toolkit_infoReturns the current toolkit state: installed MCPs, their connection status, the accounts connected to each one, and how many catalog tools each exposes.Read-only
  • 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 fo…Can change things
  • 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 conn…Can change things

Audit history

  1. Nov 13Passed

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 200232 ms
initializedHTTP 202184 ms
tools/listHTTP 200114 ms
unknown-methodHTTP 404783 ms

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