MCP server

Pcaob

io.github.pipeworx-io/pcaob

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

PCAOB — Form AP auditor<->issuer engagements + firm inspection reports. Fleet #624: 'who audits…

Website Source

At a glance

Type

MCP server

Publisher

pipeworx.io (verified by the MCP Registry)

Status

Working at last check

Tools

47

Token cost

About 27,272 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http pcaob https://gateway.pipeworx.io/pcaob/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.pcaob]
url = "https://gateway.pipeworx.io/pcaob/mcp"

Gemini CLI

{"mcpServers":{"pcaob":{"httpUrl":"https://gateway.pipeworx.io/pcaob/mcp"}}}

Cursor

{"mcpServers":{"pcaob":{"url":"https://gateway.pipeworx.io/pcaob/mcp"}}}

VS Code

{"servers":{"pcaob":{"type":"http","url":"https://gateway.pipeworx.io/pcaob/mcp"}}}

Antigravity

agy mcp add pcaob https://gateway.pipeworx.io/pcaob/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"pcaob","server_url":"https://gateway.pipeworx.io/pcaob/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"pcaob","server_url":"https://gateway.pipeworx.io/pcaob/mcp"}

Tools

• pcaob_auditor_changes ~200 tokens
  Issuers whose most recent Form AP filing names a DIFFERENT audit firm than their prior filing, where the new filing landed in the last N days — the "who switched auditors recently" aggregation, which no upstream PCAOB page offers directly. Scans issuers with a Form AP filing in the window (capped at
• pcaob_auditor_of ~202 tokens
  Which PCAOB-registered firm audits a company, and which engagement partner signed the most recent audit report — resolves a ticker or company name to SEC CIK first, then falls back to a name search in our own PCAOB Form AP index if the company has no clean SEC ticker (funds, broker-dealers). Returns
• pcaob_firm_engagements ~239 tokens
  Every issuer a PCAOB-registered audit firm reported auditing via Form AP, optionally scoped to one fiscal year. Give a firm name ("Ernst & Young", "Deloitte") or its numeric PCAOB Firm ID. Use for "every issuer audited by Deloitte in 2025", "how many public companies does BDO audit".
• pcaob_inspection_reports ~169 tokens
  PCAOB inspection history for an audit firm: report year, Part I.A deficiency rate, audits reviewed, and a link to the PDF report. Give a firm name (partial match ok). Use for "has PCAOB found deficiencies at Deloitte", "KPMG PCAOB inspection history".
• pcaob_partner_engagements ~159 tokens
  Every issuer a named engagement partner signed for, per Form AP. Give a last name (and optionally first name) — matches are partial. Use for "what companies has [partner name] audited".

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