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FinancialMCP serverFirst audited Nov 13, 2026

Zyberno stock valuation

Brina Gap valuation, supply chains, screener and market score for US stocks. SEC data, free, no key.The 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 355 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
No, read-onlyAll 7 tools say they only read.
Endpointhttps://api.zyberno.com/mcp

Website Streamable HTTP · protocol 2025-11-25 · server version 2.1.1

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

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

Tools

  • Passed: 7 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 (7)

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

  • calculate_dcf_valueRuns a two-stage discounted cash flow on numbers you provide and returns the fair value per share, the margin of safety against the price you gave, and how much of the value sits in the terminal stag…Read-only
  • get_stock_valuationReturns Zyberno's stored valuation record for a single US-listed company: Margin of Safety against a discounted cash flow estimate, the Brina Gap (the growth rate the business can fund from its own r…Read-only
  • get_supply_chainReturns a company's supply chain as the SEC annual reports state it: the suppliers it names and the customers that name it, each graded sole source, primary supplier or named, with the year the link…Read-only
  • get_us_market_valuationReturns the Zyberno Market Valuation Score, a single 0 to 100 reading of how expensive the US equity market is relative to its own history, combining the Buffett Indicator, the Shiller PE, the 10 yea…Read-only
  • list_flagged_stocksReturns the two lists Zyberno publishes each month from one fixed screen. The first holds companies where the Margin of Safety and the Brina Gap both read as undervalued, labelled Double Discount. Th…Read-only
  • screen_stocksSearches Zyberno's database of roughly 10,000 US-listed companies and returns those matching the numeric criteria you supply, ranked by a field you choose. All metrics are computed from SEC filings.…Read-only
  • simulate_portfolio_outcomesRuns a Monte Carlo simulation over a portfolio balance and returns the distribution of possible end values: percentiles, mean, median, and if you give a goal amount, the share of simulated paths that…Read-only

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 200355 ms
initializedHTTP 202112 ms
tools/listHTTP 200457 ms
unknown-methodHTTP 200118 ms

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