MCP server

Promptarch Official

ai.promptarch/mcp

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

Research-backed lint + generation for agent context files (CLAUDE.md, AGENTS.md) + prompt enhancer.

Website

At a glance

Type

MCP server

Publisher

promptarch.ai (verified by the MCP Registry)

Status

Working at last check

Tools

4

Token cost

About 1,194 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 promptarch https://mcp.promptarch.ai/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.promptarch]
url = "https://mcp.promptarch.ai/mcp"

Gemini CLI

{"mcpServers":{"promptarch":{"httpUrl":"https://mcp.promptarch.ai/mcp"}}}

Cursor

{"mcpServers":{"promptarch":{"url":"https://mcp.promptarch.ai/mcp"}}}

VS Code

{"servers":{"promptarch":{"type":"http","url":"https://mcp.promptarch.ai/mcp"}}}

Antigravity

agy mcp add promptarch https://mcp.promptarch.ai/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":"promptarch","server_url":"https://mcp.promptarch.ai/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"promptarch","server_url":"https://mcp.promptarch.ai/mcp"}

Tools

• promptarch_enhance_prompt ~461 tokens
  Enhance a raw prompt with PromptArch's Prompt Enhancer: PromptArch asks 1-3 targeted clarifying questions, then rewrites the prompt from the person's answers, optimized for target_model. If this client supports MCP elicitation, the questions appear to the person as a form inside this call. Otherwise
• promptarch_generate_artifact ~367 tokens
  Generate an AI agent context artifact (e.g. context_pack, claude_md) from a project description. Requires a PromptArch API key configured as an Authorization: Bearer pk_... header on this MCP server. Consumes credits.
• promptarch_lint_artifact ~294 tokens
  Lint an AI agent context file (CLAUDE.md, .claude/rules/ files, AGENTS.md, Cursor rules, Copilot instructions, memory files) with PromptArch's deterministic linter: ~30 research-backed rule families covering current-model anti-patterns (tool-forcing, reasoning-echo, sycophancy triggers, contradictio
• promptarch_list_artifact_types ~72 tokens
  List the artifact types promptarch_generate_artifact can produce from a project description.

Browse

• Claude tools

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