Prompt Optimizer MCP Server
Optimize prompts and generate agent SOPs and skill packages with the Prompt Optimizer cloud API.
Prompt Optimizer scores 59 (Fair), with no SPDX license recorded. It installs as a local process. It does not declare tools yet. Filed under AI and memory. Package registries report about 269 downloads a week. Install configs are generated for 10 clients. Being listed in the registry is not the same as being vendor-official.
Fair trust
59 of 100 from six public signals. Nobody can buy a point.
- Listed in the official MCP registry.
- No license recorded.
License, quality and maintenance
Where the 59 comes from
22 + 20 + 4 + 0 + 10 + 3 = 59. Each factor is capped, so no single signal can carry a listing.
Active in the official MCP registry, plus a known vendor namespace.
Registry: 22 of 30 points.How recently the repository saw a commit or release.
Maintenance: 20 of 20 points.GitHub stars and weekly downloads, on a log scale.
Popularity: 4 of 20 points.A clear, OSI-style open-source license.
License: 0 of 10 points.Not archived, a secure install path, a pinned version.
Security: 10 of 10 points.A real summary, a README with depth, listed tools.
Docs: 3 of 10 points.Install
Pick your client, copy the config, paste it in.
Needs Cursor or VS Code installed on this device. The button opens the app and asks you to confirm before it adds the server.
{ "mcpServers": { "prompt-optimizer-mcp-prompt-optimizer": { "command": "npx", "args": [ "-y", "mcp-prompt-optimizer@3.8.11" ], "env": { "OPTIMIZER_API_KEY": "YOUR_OPTIMIZER_API_KEY" } } }}
Environment variables
| Name | Required | Notes |
|---|---|---|
OPTIMIZER_API_KEYSecret | Required | Your Prompt Optimizer API key (starts with sk-opt-). A free key takes no card: https://promptoptimizer.xyz/dashboard |
Tools
All capabilitiesTools show up when the registry metadata or the repository README lists them. Public READMEs are read directly. A GitHub token is used only when one is already configured.
About
Optimize prompts and generate agent SOPs and skill packages with the Prompt Optimizer cloud API.
Frequently asked questions
What is Prompt Optimizer MCP Server?
Optimize prompts and generate agent SOPs and skill packages with the Prompt Optimizer cloud API.
How do I install Prompt Optimizer MCP Server in Claude Desktop, Cursor, or VS Code?
Pick your client in the Install section on this page and copy the generated config into the client's config file. Step-by-step guides: Claude Desktop, Cursor, and VS Code. Prompt Optimizer MCP Server runs locally from the npm package mcp-prompt-optimizer with the command npx -y mcp-prompt-optimizer@3.8.11.
Does Prompt Optimizer MCP Server support remote (HTTP) connections?
No remote endpoint is listed for Prompt Optimizer MCP Server. It runs locally on your machine over stdio, started by your MCP client.
How is Prompt Optimizer MCP Server's trust score calculated?
Prompt Optimizer MCP Server scores 59 out of 100 (Fair). The score adds six capped public signals: registry status, maintenance, popularity, license, documentation, and security. Nobody can pay for points. Read the methodology for the full formula.
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