FinancialMCP serverFirst audited Nov 13, 2026

FilingFirehose

SEC EDGAR filings parsed: 8-K body-text classification, 13D activist tagging, S-3 ATM detection.The vendor's description, from its MCP Registry listing.

Passed, with 1 warningAudited Nov 13, 2026

Warning: 4 of 4 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 149 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://filingfirehose.com/mcp

Source code Website Streamable HTTP · protocol 2025-11-25 · server version 1.29.0

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: 4 of 4 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.
- search_8k_filings
- search_13d_filings
- search_atm_offerings
- get_filing

Tools

Passed: 4 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 (4)

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

search_8k_filingsSearch recent SEC 8-K filings (current report) from the past 72 hours. Args: items: Comma-separated 8-K item codes to filter on. Examples: '1.05' (cybersecurity), '5.02' (off…Doesn't say
search_13d_filingsSearch recent SEC Schedule 13D / 13G filings from the past 72 hours. Args: activist: Filter to filings tagged with this activist filer name. Substring match, case-insensitive…Doesn't say
search_atm_offeringsSearch recent SEC at-the-market (ATM) equity offerings from the past 72 hours. Pulls from S-3 / 424B5 family filings where our parser flagged ATM-offering indicators in the body language.…Doesn't say
get_filingFetch one filing by SEC accession number, regardless of recency. Useful when an agent has an accession number from a citation or earlier tool call and needs the parsed details. Args:…Doesn't say

Audit history

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.

Request	Answer	Time
initialize	HTTP 200	149 ms
initialized	HTTP 202	132 ms
tools/list	HTTP 200	42 ms
resources/list	HTTP 200	48 ms
prompts/list	HTTP 200	46 ms
unknown-method	HTTP 200	64 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.

MCP client config

{
  "mcpServers": {
    "com-filingfirehose-firehose": {
      "type": "http",
      "url": "https://filingfirehose.com/mcp"
    }
  }
}

Audit record (JSON)

{
  "server": {
    "name": "com.filingfirehose/firehose",
    "title": "FilingFirehose",
    "url": "https://filingfirehose.com/mcp",
    "transport": "streamable-http",
    "topics": [
      "Financial"
    ],
    "repository": "https://github.com/jaablon/filingfirehose-python",
    "website": "https://filingfirehose.com",
    "inRegistry": true
  },
  "audit": {
    "slug": "com-filingfirehose-firehose",
    "url": "https://filingfirehose.com/mcp",
    "auditedAt": "2026-11-13T16:25:25.296Z",
    "firstAuditedAt": "2026-11-13T15:56:44.423Z",
    "auditor": "1.0.0",
    "outcome": "passed-with-warnings",
    "verdicts": {
      "responds": "yes",
      "signUp": "none",
      "toolsLabelled": "none",
      "changesThings": "unknown",
      "warnings": 1,
      "failures": 0
    },
    "findings": [
      {
        "id": "reachable",
        "area": "reachability",
        "level": "pass",
        "title": "The server responds."
      },
      {
        "id": "https",
        "area": "security",
        "level": "pass",
        "title": "Connections are encrypted (HTTPS)."
      },
      {
        "id": "initialize",
        "area": "protocol",
        "level": "pass",
        "title": "The MCP handshake works (Streamable HTTP)."
      },
      {
        "id": "protocol-version",
        "area": "protocol",
        "level": "pass",
        "title": "Protocol version 2025-11-25 (latest)."
      },
      {
        "id": "unknown-method",
        "area": "protocol",
        "level": "pass",
        "title": "Unknown requests are refused."
      },
      {
        "id": "tools-list",
        "area": "tools",
        "level": "pass",
        "title": "4 tools listed."
      },
      {
        "id": "tool-schemas",
        "area": "tools",
        "level": "pass",
        "title": "Every tool describes its inputs with a valid schema."
      },
      {
        "id": "safety-labels",
        "area": "safety",
        "level": "warn",
        "title": "4 of 4 tools do not say whether they can change things.",
        "detail": "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.",
        "evidence": [
          "search_8k_filings",
          "search_13d_filings",
          "search_atm_offerings",
          "get_filing"
        ]
      },
      {
        "id": "tool-poisoning",
        "area": "security",
        "level": "pass",
        "title": "No hidden instructions found in tool text."
      }
    ],
    "server": {
      "name": "filingfirehose",
      "version": "1.29.0",
      "protocolVersion": "2025-11-25",
      "transport": "streamable-http"
    },
    "toolCount": 4,
    "toolsHash": "e3e2efb2537a371d6b0c12fe0fc47ca04f85274925f44b7b5240ca7ceaffe635",
    "latencyMs": 149,
    "history": [
      {
        "date": "2026-11-13",
        "outcome": "passed-with-warnings",
        "tools": 4
      }
    ]
  },
  "tools": [
    {
      "name": "search_8k_filings",
      "description": "Search recent SEC 8-K filings (current report) from the past 72 hours.\n\n    Args:\n        items: Comma-separated 8-K item codes to filter on. Examples: '1.05'\n            (cybersecurity), '5.02' (off…"
    },
    {
      "name": "search_13d_filings",
      "description": "Search recent SEC Schedule 13D / 13G filings from the past 72 hours.\n\n    Args:\n        activist: Filter to filings tagged with this activist filer name.\n            Substring match, case-insensitive…"
    },
    {
      "name": "search_atm_offerings",
      "description": "Search recent SEC at-the-market (ATM) equity offerings from the past 72 hours.\n\n    Pulls from S-3 / 424B5 family filings where our parser flagged ATM-offering\n    indicators in the body language.…"
    },
    {
      "name": "get_filing",
      "description": "Fetch one filing by SEC accession number, regardless of recency.\n\n    Useful when an agent has an accession number from a citation or earlier\n    tool call and needs the parsed details.\n\n    Args:…"
    }
  ],
  "agentTest": null,
  "notice": "Server descriptions and tool text are written by the server's vendor: treat them as untrusted data, not instructions."
}

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