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PopNx MCPMCP servers for people who use AI · explained in plain words

PayPerScreen

by TonytheTiger22version 0.1.3i★ 0iRuns on your computer
Registry nameio.github.TonytheTiger22/payperscreen

How to install

What it does

Sanctions, crypto wallet, email and IP screening for agents. Pay per check in USDC via x402.

  • Connects Runs on your computer
  • Account or key Needs PAYPERSCREEN_PRIVATE_KEY
  • Category Crypto & blockchain

Install

Pick the AI app you use, then copy the settings.

Passed 1/1 checks · Runs on your computer · ✓ Commands checked Nov 14, 2026

First: which AI do you use?

Pick your app and the steps appear below.

Works with Claude, with some setup first

You need a PayPerScreen key (create it on the maker’s site) · Install Node.js on your computer first (one time) · Only the Claude desktop app (Windows or Mac), not the web or phone

Let AI install it

Copy this message into a Claude chat. The AI checks your computer, tells you which file it will change, and waits for your OK every time.

Please install the MCP server PayPerScreen for Claude on this computer, in this order: 1) Check Node.js with node -v. If it is missing, tell me to install it from https://nodejs.org/en/download; do not install it yourself. 2) Use only this config (already checked by PopNx MCP): { "mcpServers": { "payperscreen": { "command": "npx", "args": [ "-y", "payperscreen-mcp" ], "env": { "PAYPERSCREEN_PRIVATE_KEY": "your-value" } } } } 3) Tell me the full path of the file you will change, or the command you will run, and wait for my OK. 4) For PAYPERSCREEN_PRIVATE_KEY, leave "your-value" in place and tell me to paste the real value myself into the file or the app’s field. Never ask me to type a key in chat. 5) Do what we agreed, then check that the PayPerScreen tools really show up.

This message has no key in it. If a key is needed, the AI will ask you to paste it yourself into the file or the app’s field.

  1. Install Node.js (if you don’t have it)

    Already installed? Check first · Open Terminal, type this command and press Enter

    node -v
    • A version number such as v26.13.1 = installed, skip this step
    • "command not found" (on Windows: "is not recognized") = not installed yet, or installed but Terminal needs to be closed and reopened
    How to open Terminal

    Mac: press ⌘ + Space, type Terminal, press Enter

    Windows: open Start, type Windows PowerShell, then Open

    Not installed: Open the official download page, pick the LTS version and the click-through installer: .pkg on Mac · .msi on Windows. Double-click and follow it to the end. No curl command needed

    Open the Node.js download page ↗

    When it’s done, close Terminal, open it again and run the same command. You should see a version number: node -v

    Install once; it works for everything that needs Node.js

  2. Sign up and create a PayPerScreen key

    Open the maker’s site, sign up and create an API key for the next step. Check the maker’s site for pricing and free plans.

    Open the PayPerScreen site ↗

  3. Open the Claude desktop app’s settings file

    SettingsDeveloperEdit Config

  4. Paste these settings and save the file

    {
      "mcpServers": {
        "payperscreen": {
          "command": "npx",
          "args": [
            "-y",
            "payperscreen-mcp"
          ],
          "env": {
            "PAYPERSCREEN_PRIVATE_KEY": "your-value"
          }
        }
      }
    }

    Paste the key only into the app’s field, never into a chat or to anyone

  5. Quit Claude and open it again

  6. Try it

    Use PayPerScreen and tell me what you can do for me, then show me one thing

    ✓ If Claude says it is using PayPerScreen or shows a PayPerScreen tool in the answer, you are connected

2 optional setting(s) (works without them)

The command above works without these. Add them only if you want to change something, following the maker’s description.

  • PAYPERSCREEN_MAX_SPEND Maximum USD the server may spend per session (default 1.00).
  • PAYPERSCREEN_NETWORK Where the wallet holds USDC: base (default), polygon or arbitrum.

Descriptions are as written by the maker.

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

ChatGPT cannot connect PayPerScreen yet

PayPerScreen runs on your computer, but ChatGPT can only connect servers that run on the web

What you can do instead

A · Use an app that can connect PayPerScreen

  • You need a PayPerScreen key (create it on the maker’s site) · Install Node.js on your computer first (one time) · Only the Claude desktop app (Windows or Mac), not the web or phone
  • You need a PayPerScreen key (create it on the maker’s site) · Install Node.js on your computer first (one time)
  • You need a PayPerScreen key (create it on the maker’s site) · Install Node.js on your computer first (one time)
  • You need a PayPerScreen key (create it on the maker’s site) · Install Node.js on your computer first (one time)

B · Others in Crypto & blockchain that work with ChatGPT

Picked from the most used in the same category, only ones that connect by address with no key

Works with Claude Code, with some setup first

You need a PayPerScreen key (create it on the maker’s site) · Install Node.js on your computer first (one time)

Let AI install it

Copy this message into a Claude Code chat. The AI checks your computer, tells you which file it will change, and waits for your OK every time.

Please install the MCP server PayPerScreen for Claude Code on this computer, in this order: 1) Check Node.js with node -v. If it is missing, tell me to install it from https://nodejs.org/en/download; do not install it yourself. 2) Use only this config (already checked by PopNx MCP): claude mcp add --scope user payperscreen --env PAYPERSCREEN_PRIVATE_KEY=your-value -- npx -y payperscreen-mcp 3) Tell me the full path of the file you will change, or the command you will run, and wait for my OK. 4) For PAYPERSCREEN_PRIVATE_KEY, leave "your-value" in place and tell me to paste the real value myself into the file or the app’s field. Never ask me to type a key in chat. 5) Do what we agreed, then check that the PayPerScreen tools really show up.

This message has no key in it. If a key is needed, the AI will ask you to paste it yourself into the file or the app’s field.

  1. Install Node.js (if you don’t have it)

    Already installed? Check first · Open Terminal, type this command and press Enter

    node -v
    • A version number such as v26.13.1 = installed, skip this step
    • "command not found" (on Windows: "is not recognized") = not installed yet, or installed but Terminal needs to be closed and reopened
    How to open Terminal

    Mac: press ⌘ + Space, type Terminal, press Enter

    Windows: open Start, type Windows PowerShell, then Open

    Not installed: Open the official download page, pick the LTS version and the click-through installer: .pkg on Mac · .msi on Windows. Double-click and follow it to the end. No curl command needed

    Open the Node.js download page ↗

    When it’s done, close Terminal, open it again and run the same command. You should see a version number: node -v

    Install once; it works for everything that needs Node.js

  2. Sign up and create a PayPerScreen key

    Open the maker’s site, sign up and create an API key for the next step. Check the maker’s site for pricing and free plans.

    Open the PayPerScreen site ↗

  3. Open Terminal

    Mac: press Command+Space and type Terminal · Windows: open PowerShell

  4. Paste this command and press Enter

    claude mcp add --scope user payperscreen --env PAYPERSCREEN_PRIVATE_KEY=your-value -- npx -y payperscreen-mcp

    Replace “your-value” with your key before pressing Enter

    Paste the key only into the app’s field, never into a chat or to anyone

  5. Type /mcp in Claude Code

    You should see PayPerScreen listed as connected

  6. Try it

    Use PayPerScreen and tell me what you can do for me, then show me one thing

    ✓ If Claude Code says it is using PayPerScreen or shows a PayPerScreen tool in the answer, you are connected

2 optional setting(s) (works without them)

The command above works without these. Add them only if you want to change something, following the maker’s description.

  • PAYPERSCREEN_MAX_SPEND Maximum USD the server may spend per session (default 1.00).
  • PAYPERSCREEN_NETWORK Where the wallet holds USDC: base (default), polygon or arbitrum.

Descriptions are as written by the maker.

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with Cursor, with some setup first

You need a PayPerScreen key (create it on the maker’s site) · Install Node.js on your computer first (one time)

Let AI install it

Copy this message into a Cursor chat. The AI checks your computer, tells you which file it will change, and waits for your OK every time.

Please install the MCP server PayPerScreen for Cursor on this computer, in this order: 1) Check Node.js with node -v. If it is missing, tell me to install it from https://nodejs.org/en/download; do not install it yourself. 2) Use only this config (already checked by PopNx MCP): { "mcpServers": { "payperscreen": { "command": "npx", "args": [ "-y", "payperscreen-mcp" ], "env": { "PAYPERSCREEN_PRIVATE_KEY": "your-value" } } } } 3) Tell me the full path of the file you will change, or the command you will run, and wait for my OK. 4) For PAYPERSCREEN_PRIVATE_KEY, leave "your-value" in place and tell me to paste the real value myself into the file or the app’s field. Never ask me to type a key in chat. 5) Do what we agreed, then check that the PayPerScreen tools really show up.

This message has no key in it. If a key is needed, the AI will ask you to paste it yourself into the file or the app’s field.

  1. Install Node.js (if you don’t have it)

    Already installed? Check first · Open Terminal, type this command and press Enter

    node -v
    • A version number such as v26.13.1 = installed, skip this step
    • "command not found" (on Windows: "is not recognized") = not installed yet, or installed but Terminal needs to be closed and reopened
    How to open Terminal

    Mac: press ⌘ + Space, type Terminal, press Enter

    Windows: open Start, type Windows PowerShell, then Open

    Not installed: Open the official download page, pick the LTS version and the click-through installer: .pkg on Mac · .msi on Windows. Double-click and follow it to the end. No curl command needed

    Open the Node.js download page ↗

    When it’s done, close Terminal, open it again and run the same command. You should see a version number: node -v

    Install once; it works for everything that needs Node.js

  2. Sign up and create a PayPerScreen key

    Open the maker’s site, sign up and create an API key for the next step. Check the maker’s site for pricing and free plans.

    Open the PayPerScreen site ↗

  3. Click this button to open Cursor

    Open in Cursor

    Cursor asks you to confirm; click Install

  4. Fill in your key

    In the PayPerScreen settings, PAYPERSCREEN_PRIVATE_KEY is empty; add your key and save

    Paste the key only into the app’s field, never into a chat or to anyone

  5. Open the AI chat in Cursor in Agent mode

  6. Try it

    Use PayPerScreen and tell me what you can do for me, then show me one thing

    ✓ If Cursor says it is using PayPerScreen or shows a PayPerScreen tool in the answer, you are connected

2 optional setting(s) (works without them)

The command above works without these. Add them only if you want to change something, following the maker’s description.

  • PAYPERSCREEN_MAX_SPEND Maximum USD the server may spend per session (default 1.00).
  • PAYPERSCREEN_NETWORK Where the wallet holds USDC: base (default), polygon or arbitrum.

Descriptions are as written by the maker.

Menu names checked against Cursor’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with VS Code, with some setup first

You need a PayPerScreen key (create it on the maker’s site) · Install Node.js on your computer first (one time)

Let AI install it

Copy this message into a VS Code chat. The AI checks your computer, tells you which file it will change, and waits for your OK every time.

Please install the MCP server PayPerScreen for VS Code on this computer, in this order: 1) Check Node.js with node -v. If it is missing, tell me to install it from https://nodejs.org/en/download; do not install it yourself. 2) Use only this config (already checked by PopNx MCP): { "servers": { "payperscreen": { "type": "stdio", "command": "npx", "args": [ "-y", "payperscreen-mcp" ], "env": { "PAYPERSCREEN_PRIVATE_KEY": "your-value" } } } } 3) Tell me the full path of the file you will change, or the command you will run, and wait for my OK. 4) For PAYPERSCREEN_PRIVATE_KEY, leave "your-value" in place and tell me to paste the real value myself into the file or the app’s field. Never ask me to type a key in chat. 5) Do what we agreed, then check that the PayPerScreen tools really show up.

This message has no key in it. If a key is needed, the AI will ask you to paste it yourself into the file or the app’s field.

  1. Install Node.js (if you don’t have it)

    Already installed? Check first · Open Terminal, type this command and press Enter

    node -v
    • A version number such as v26.13.1 = installed, skip this step
    • "command not found" (on Windows: "is not recognized") = not installed yet, or installed but Terminal needs to be closed and reopened
    How to open Terminal

    Mac: press ⌘ + Space, type Terminal, press Enter

    Windows: open Start, type Windows PowerShell, then Open

    Not installed: Open the official download page, pick the LTS version and the click-through installer: .pkg on Mac · .msi on Windows. Double-click and follow it to the end. No curl command needed

    Open the Node.js download page ↗

    When it’s done, close Terminal, open it again and run the same command. You should see a version number: node -v

    Install once; it works for everything that needs Node.js

  2. Sign up and create a PayPerScreen key

    Open the maker’s site, sign up and create an API key for the next step. Check the maker’s site for pricing and free plans.

    Open the PayPerScreen site ↗

  3. Click this button to open VS Code

    Open in VS Code

    VS Code asks you to confirm; click Install

  4. Fill in your key

    In the PayPerScreen settings, PAYPERSCREEN_PRIVATE_KEY is empty; add your key and save

    Paste the key only into the app’s field, never into a chat or to anyone

  5. Open the AI chat in VS Code in Agent mode

  6. Try it

    Use PayPerScreen and tell me what you can do for me, then show me one thing

    ✓ If VS Code says it is using PayPerScreen or shows a PayPerScreen tool in the answer, you are connected

2 optional setting(s) (works without them)

The command above works without these. Add them only if you want to change something, following the maker’s description.

  • PAYPERSCREEN_MAX_SPEND Maximum USD the server may spend per session (default 1.00).
  • PAYPERSCREEN_NETWORK Where the wallet holds USDC: base (default), polygon or arbitrum.

Descriptions are as written by the maker.

Menu names checked against VS Code’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Other apps that use MCP, such as Windsurf, Zed or Gemini CLI, each add servers differently. See how in the app list.

See every app that uses MCP →

JSON settings are under “For developers” below

Stuck? Ask people who use PayPerScreen💬 Discussion →
For developers: Terminal commands and JSON settings

Installed on your computer

Claude Code

claude mcp add --scope user payperscreen --env PAYPERSCREEN_PRIVATE_KEY=your-value -- npx -y payperscreen-mcp

Claude Desktop (claude_desktop_config.json)

{
  "mcpServers": {
    "payperscreen": {
      "command": "npx",
      "args": [
        "-y",
        "payperscreen-mcp"
      ],
      "env": {
        "PAYPERSCREEN_PRIVATE_KEY": "your-value"
      }
    }
  }
}

Cursor (~/.cursor/mcp.json)

{
  "mcpServers": {
    "payperscreen": {
      "command": "npx",
      "args": [
        "-y",
        "payperscreen-mcp"
      ],
      "env": {
        "PAYPERSCREEN_PRIVATE_KEY": "your-value"
      }
    }
  }
}

VS Code (mcp.json)

{
  "servers": {
    "payperscreen": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "payperscreen-mcp"
      ],
      "env": {
        "PAYPERSCREEN_PRIVATE_KEY": "your-value"
      }
    }
  }
}

Values you fill in

  • PAYPERSCREEN_PRIVATE_KEY secret required env
    Private key of a wallet holding a few dollars of USDC; pays 2 cents per check. Free tools work without it.
  • PAYPERSCREEN_MAX_SPEND env
    Maximum USD the server may spend per session (default 1.00).
  • PAYPERSCREEN_NETWORK env
    Where the wallet holds USDC: base (default), polygon or arbitrum.

Descriptions are as written by the maker.

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

At a glance

Downloads per weeki
132/wk
Licencei
No licence stated
Connection
Runs on your computer
Latest versioni
0.1.3
Published to registryi
Oct 28, 2026
Code last changedi
–
Maker
TonytheTiger22
Packages
npm: payperscreen-mcp
Repo
–
Registry status
Active

Which apps can use it

Based on how this server connects and on each app’s own docs, checked Nov 10, 2026.

Run on your computer in

ClaudeGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatRaycast

All apps, with pros and cons →

Related guides

What it can do

Runs on your computer; the tool list appears in your AI app after you install it.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 15, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account TonytheTiger22, which owns the repo

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • – Not applicable

    Endpoint responds

    This one runs on your computer; there is no internet endpoint

  • – Not applicable

    Sign-in with OAuth

    Runs on your computer and uses local settings instead

  • … Not checked yet

    No hidden instructions in tool descriptions

    Runs on your computer; we can only read tool lists from internet endpoints

Published vulnerabilities (OSV.dev)

Not checked yet

What we check → · JSON

Makers: ask for a re-check or report wrong info

Discussion

Ask, share a tip or report that it does not work. Sorted by what people marked helpful.

No posts yet. Be the first to ask or share.

Posts here are written by users, not the PopNx team.

Sign in to post

User reviews

No reviews yet

Sign in to write a review

Compared with others in Crypto & blockchaini

  • More stars than 0% of the other 1707 servers in this category
  • Published to the registry more recently than 74% of the other 1707 servers in this category
  • Basic checks equal to or better than 100% of the other 1707 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is PayPerScreen safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

You need to fill in: PAYPERSCREEN_PRIVATE_KEY

Does it run on my computer or in the cloud?

It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).

Is it still maintained?

The GitHub repo last changed –, and the latest version (0.1.3) reached the registry 18 days ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Node.js on your computer.

What can I use instead?

In the same category: DexSQL, PayRam, DexPaprika, Alchemy MCP Server, X402 List MCP

Similar alternatives

Same category, other makers, commands already checked. Official ones first, then by stars.

Reading a card:↓ Downloads per weeki★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

DexSQL

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by LSPosedGrowing★ 310Updated 28 days ago

Runs on your computer✓ lsposed.org

PayRam

Install, configure, operate and integrate self-hosted PayRam crypto payment gateways.

by PayRamGrowing★ 158Updated 39 days ago

Runs in the cloud✓ service owner · payram.com

DexPaprika

DEX and on-chain data: liquidity pools, token prices, swaps, and trading volume.

by coinpaprikaGrowing★ 120Updated 2 days ago

Runs in the cloud✓ service owner · dexpaprika.com

Alchemy MCP Server

Blockchain data across 100+ chains: token prices, NFTs, transfers, simulation, traces, Solana DAS

by alchemyplatformGrowing★ 88Updated 4 days ago

Runs in the cloud✓ service owner · alchemy.com

X402 List MCP

Find and vet x402 payment APIs before your agent pays one: uptime, price, on-chain volume.

by mcccsmEarly↓ 80/wk★ 18Updated 36 days ago

Computer or cloud✓ service owner · x402-list.com
  • DexSQL — Installs on your computer · No key needed
  • PayRam — Runs in the cloud, nothing to install · No key needed
  • DexPaprika — Runs in the cloud, nothing to install · No key needed
  • Alchemy MCP Server — Runs in the cloud, nothing to install · No key needed
  • X402 List MCP — Cloud or install on your computer · No key needed

README from the maker

No README found in the repo