Prompt Enhancer

Transform basic instructions into high-quality prompts with optimized structure and clear constraints.

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What it can do

  • Enhance Prompt: Take a basic prompt and return an optimized, enhanced version with clearer instructions, better structure, added constraints, and example format. FREE tool.
  • Analyze Prompt: Analyze a prompt for quality: clarity score (0-100), specificity score, potential issues, and improvement suggestions. FREE tool.
  • Convert Prompt Format: Convert a prompt between formats: plain, xml, markdown, json. FREE tool.

What data it sees

Do you need an account

No: the server works without sign-in

Transform basic instructions into high-quality prompts with optimized structure and clear constraints. Evaluate existing prompts for clarity and specificity while receiving actionable improvement suggestions. Access a library of production-ready templates and convert formats to streamline development workflows.

How to connect

How to connect Prompt Enhancer to Claude

The server address to paste into Claude settings:

https://prompt-enhancer--openclaw-ai.run.tools

  1. Open Claude (claude.ai or the desktop app).
  2. Go to Settings → Connectors.
  3. Click Add custom connector.
  4. Paste the server address copied below into Remote MCP server URL and click Add.
  5. In a chat, click + → Connectors and switch the new connector on.

Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.

Authorization

After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.

How to connect Prompt Enhancer to ChatGPT

The server address to paste into ChatGPT settings:

https://prompt-enhancer--openclaw-ai.run.tools

  1. Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
  2. Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
  3. Open Settings → Connectors and click Create.
  4. Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
  5. Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
  6. In a new chat open + → Apps/Connectors and enable the connector.

OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.

Authorization

On first use ChatGPT opens the service's sign-in window. Sign in and approve access.

How to connect Prompt Enhancer to Cursor

The server address to paste into Cursor settings:

https://prompt-enhancer--openclaw-ai.run.tools

Fastest: click Open in Cursor below and confirm the prompt.

Manually:

  1. In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
  2. Paste the JSON copied below into ~/.cursor/mcp.json (per project: .cursor/mcp.json in the repo root).
  3. Save the file. The server appears in the MCP list; authorize it there if asked.

Authorization

If the service needs sign-in, an authorize button appears next to the server in the MCP list.

Server tool list (6)

Raw names from tools/list. Only developers need these.

enhance_promptTake a basic prompt and return an optimized, enhanced version with clearer instructions, better structure, added constraints, and example format. FREE tool.
analyze_promptAnalyze a prompt for quality: clarity score (0-100), specificity score, potential issues, and improvement suggestions. FREE tool.
convert_prompt_formatConvert a prompt between formats: plain, xml, markdown, json. FREE tool.
generate_system_promptGenerate a high-quality system prompt for a given role and task. FREE tool.
prompt_template_libraryBrowse 30+ curated, production-ready prompt templates by category (coding, analysis, writing, translation, debugging, data-extraction). PRO tool — requires api_key.
purchase_pro_keyGet purchase instructions for a Pro API key ($9 one-time). Unlocks prompt_template_library and higher rate limits (100 req/day). FREE tool.