SERVER

zen-mcp

Rank #64,406

io.github.krystiangw/zen

Unofficial MCP server for the ZEN.com Payment Gateway: payment links, transactions, refunds.

2 versions

by krystiangw (5 servers)View repository ↗

First listed

Aug 16, 2026

Last publish date

Aug 17, 2026

PURPOSE

What you can do with zen-mcp

zen-mcp is a Model Context Protocol (MCP) server published by krystiangw. It ranks #64,406 of 147,587 active servers on MCP Toplist. zen-mcp is listed across 2 registries — Official MCP and Glama, with 2 tracked versions. It was first listed on Aug 16, 2026 and most recently updated on Aug 17, 2026.

Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.

CAPABILITIES AND LIMITATIONS

What zen-mcp can and cannot do

Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.

REQUIREMENTS

What you need before using zen-mcp

DeclaredNo credentialsNo credentials declared

The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.

Declared by Glama, last synced Oct 17, 2026. Not independently verified by MCP Toplist.

Declared in the registry install config

ZEN_API_KEY · required
ZEN_PAYWALL_SECRET · optional
ZEN_IPN_SECRET · optional
ZEN_ENV · optional

INSTALLATION AND FIRST TASK

Connect zen-mcp and confirm it works

npm package

claude mcp add zen -e "ZEN_API_KEY=<your ZEN_API_KEY>" -e "ZEN_PAYWALL_SECRET=<your ZEN_PAYWALL_SECRET>" -e "ZEN_IPN_SECRET=<your ZEN_IPN_SECRET>" -e "ZEN_ENV=<your ZEN_ENV>" -- npx -y @krystiangw/zen-mcp

Replace each placeholder with your own value before saving.

npm package

[mcp_servers.zen]
command = "npx"
args = ["-y", "@krystiangw/zen-mcp"]

[mcp_servers.zen.env]
ZEN_API_KEY = "<your ZEN_API_KEY>"
ZEN_PAYWALL_SECRET = "<your ZEN_PAYWALL_SECRET>"
ZEN_IPN_SECRET = "<your ZEN_IPN_SECRET>"
ZEN_ENV = "<your ZEN_ENV>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "zen": {
      "command": "npx",
      "args": [
        "-y",
        "@krystiangw/zen-mcp"
      ],
      "env": {
        "ZEN_API_KEY": "<your ZEN_API_KEY>",
        "ZEN_PAYWALL_SECRET": "<your ZEN_PAYWALL_SECRET>",
        "ZEN_IPN_SECRET": "<your ZEN_IPN_SECRET>",
        "ZEN_ENV": "<your ZEN_ENV>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "zen": {
      "command": "npx",
      "args": [
        "-y",
        "@krystiangw/zen-mcp"
      ],
      "env": {
        "ZEN_API_KEY": "<your ZEN_API_KEY>",
        "ZEN_PAYWALL_SECRET": "<your ZEN_PAYWALL_SECRET>",
        "ZEN_IPN_SECRET": "<your ZEN_IPN_SECRET>",
        "ZEN_ENV": "<your ZEN_ENV>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

npm package

{
  "servers": {
    "zen": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@krystiangw/zen-mcp"
      ],
      "env": {
        "ZEN_API_KEY": "<your ZEN_API_KEY>",
        "ZEN_PAYWALL_SECRET": "<your ZEN_PAYWALL_SECRET>",
        "ZEN_IPN_SECRET": "<your ZEN_IPN_SECRET>",
        "ZEN_ENV": "<your ZEN_ENV>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "zen": {
      "command": "npx",
      "args": [
        "-y",
        "@krystiangw/zen-mcp"
      ],
      "env": {
        "ZEN_API_KEY": "<your ZEN_API_KEY>",
        "ZEN_PAYWALL_SECRET": "<your ZEN_PAYWALL_SECRET>",
        "ZEN_IPN_SECRET": "<your ZEN_IPN_SECRET>",
        "ZEN_ENV": "<your ZEN_ENV>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "zen": {
      "command": "npx",
      "args": [
        "-y",
        "@krystiangw/zen-mcp"
      ],
      "env": {
        "ZEN_API_KEY": "<your ZEN_API_KEY>",
        "ZEN_PAYWALL_SECRET": "<your ZEN_PAYWALL_SECRET>",
        "ZEN_IPN_SECRET": "<your ZEN_IPN_SECRET>",
        "ZEN_ENV": "<your ZEN_ENV>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

First successful task

After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.

ALTERNATIVES

When to choose another server

Other servers by krystiangw

View all krystiangw servers →

No task-specific alternatives are catalogued for zen-mcpyet; the list above is its publisher's other servers.

MAINTENANCE AND EVIDENCE

What changed, and when this was checked

First listed: Aug 16, 2026
Latest version published: Aug 17, 2026
Version history: 2 versions tracked (below)
Requirements evidence: Declared by Glama, last synced Oct 17, 2026. Not independently verified by MCP Toplist.
Profile checked: Not yet — purpose, capabilities and requirements above come from registry data only
Ranking data as of: Oct 17, 2026

Registry sightings

Official MCP ↗listed since Aug 17, 2026 · still listed
Glama ↗listed since Aug 17, 2026 · still listed

Do you maintain zen-mcp? to correct or enrich this profile.

VERSIONS

Available versions (2)

Version	Published
0.1.1	Aug 17, 2026
0.1.0	Aug 16, 2026

STANDING

#64,406of 147,587 active serversTop 50%

Ranks ahead of 83,181 of 147,587 servers on MCP Toplist.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.krystiangw%2Fzen.svg)](https://mcptoplist.com/server/io.github.krystiangw%2Fzen)

HTML

<a href="https://mcptoplist.com/server/io.github.krystiangw%2Fzen"><img src="https://mcptoplist.com/badge/io.github.krystiangw%2Fzen.svg" alt="MCP Toplist: Top 50% of 147,587" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

FAQ

Frequently asked questions

Who maintains zen-mcp?: zen-mcp is maintained by krystiangw, which publishes 5 MCP servers (9 total versions) tracked on MCP Toplist.
Is zen-mcp listed on the Official MCP Registry?: Yes — zen-mcp is listed on the Official MCP Registry, alongside Glama.
How many versions does zen-mcp have?: MCP Toplist tracks 2 versions of zen-mcp, most recently published on Aug 17, 2026.
Where can I find the source code for zen-mcp?: The source code for zen-mcp is hosted at github.com/krystiangw/zen-mcp.

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