MCP server

California Tax Appeals

io.github.pipeworx-io/california-tax-appeals

Checked 28 Oct 2026, 09:03 UTC · Connected to it and listed its tools

California Office of Tax Appeals (OTA) opinions — search by statute section/topic across issued…

Website Source

At a glance

Type

MCP server

Publisher

pipeworx.io (verified by the MCP Registry)

Status

Working at last check

Tools

46

Token cost

About 28,704 tokens per request

Sets up in

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

Last checked

28 Oct 2026, 09:03 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 california-tax-appeals https://gateway.pipeworx.io/california-tax-appeals/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.california-tax-appeals]
url = "https://gateway.pipeworx.io/california-tax-appeals/mcp"

Gemini CLI

{"mcpServers":{"california-tax-appeals":{"httpUrl":"https://gateway.pipeworx.io/california-tax-appeals/mcp"}}}

Cursor

{"mcpServers":{"california-tax-appeals":{"url":"https://gateway.pipeworx.io/california-tax-appeals/mcp"}}}

VS Code

{"servers":{"california-tax-appeals":{"type":"http","url":"https://gateway.pipeworx.io/california-tax-appeals/mcp"}}}

Antigravity

agy mcp add california-tax-appeals https://gateway.pipeworx.io/california-tax-appeals/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":"california-tax-appeals","server_url":"https://gateway.pipeworx.io/california-tax-appeals/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"california-tax-appeals","server_url":"https://gateway.pipeworx.io/california-tax-appeals/mcp"}

Tools

• ca_ota_opinion_lookup ~230 tokens
  Look up a California Office of Tax Appeals opinion by its OTA citation (e.g. "2020-OTA-263P" for a Precedential opinion, "2020-OTA-374" for a Nonprecedential one) -- fetches the opinion PDF live and returns the full text, exact date issued, OTA's internal case number, tax category, precedential stat
• ca_ota_search ~654 tokens
  Find California Office of Tax Appeals (OTA) opinions by statute citation or topic keyword (e.g. "residency", "innocent spouse", "17014", "17951-4", "generative AI") -- returns citation, title, date, tax category (Franchise/Income vs Business Tax), precedential status, and OTA's own one-line issue/st

Browse

• GitHub tools
• PDF tools
• Legal research
• GitHub and code hosting

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