MCP server

Polyxd Official

com.polyxd/mcp

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

Write Polyxd UI documents, check them, and show them as real screens in any design-system pack.

Website Source

At a glance

Type

MCP server

Publisher

polyxd.com (verified by the MCP Registry)

Status

Working at last check

Tools

7

Token cost

About 1,590 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 polyxd https://mcp.polyxd.com/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.polyxd]
url = "https://mcp.polyxd.com/mcp"

Gemini CLI

{"mcpServers":{"polyxd":{"httpUrl":"https://mcp.polyxd.com/mcp"}}}

Cursor

{"mcpServers":{"polyxd":{"url":"https://mcp.polyxd.com/mcp"}}}

VS Code

{"servers":{"polyxd":{"type":"http","url":"https://mcp.polyxd.com/mcp"}}}

Antigravity

agy mcp add polyxd https://mcp.polyxd.com/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":"polyxd","server_url":"https://mcp.polyxd.com/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"polyxd","server_url":"https://mcp.polyxd.com/mcp"}

Tools

• polyxd_components ~123 tokens
  Lists the semantic components a Polyxd document can use, with a one-line summary each. Pass "name" for one component's full definition: every prop and its type, which are required, when to use it and when not to, and how it renders.
• polyxd_docs ~229 tokens
  Searches the polyxd.com docs, as of this server's version: installing and using the React and Web Components renderers, the spec, the verifier and its CLI, the runtime, the generation server, design systems and packs, Design Directions, analytics events, Studio, the MCP server and the roadmap. Pass
• polyxd_guide ~92 tokens
  Returns the instructions for writing a Polyxd UI document: the document shape, the rules for generated screens, bindings, actions, every component with its props, and the patterns. Call this once before writing your first document.
• polyxd_packs ~81 tokens
  Lists the design-system packs polyxd_show can draw a screen in: published design systems (Material 3, Carbon, GOV.UK and others) and original templates. The same document looks native in each.
• polyxd_show ~479 tokens
  Validates a Polyxd UI document and shows it to the user as an interactive screen, drawn by the Polyxd renderer in the design-system pack you choose (default material3). Shows nothing if the document has errors; fix them first with polyxd_validate. When the user presses an action in the screen, you r
• polyxd_validate ~232 tokens
  Checks a Polyxd UI document against the spec: the schema, ids and references, bindings against the data, actions, and the rules for generated screens. Returns every issue with its JSON Pointer, the component it is in, and a hint saying what to change. Call it after writing or changing a document, an
• polyxd_verify ~354 tokens
  Runs the Polyxd verifier's document checks: the spec validator, the pattern the surface declares, readable and distinct labels, one primary action per view, at most six inputs per view, entity-first flows, confirmations, and, when you pass one, a Design Direction's rules and voice. Returns a compact

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