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

Printr

by PrintrFiversion 0.4.1i★ –iRuns on your computer
Registry nameio.github.PrintrFi/printr

Install

Overview

Description from the maker (original English)

Let AI agents create, discover, and track tokens across chains via Printr.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Runs on your computer
  • Transport: stdio
  • Category: Other
  • You need to fill in: PRINTR_API_KEY, OPENROUTER_API_KEY, EVM_WALLET_PRIVATE_KEY, SVM_WALLET_PRIVATE_KEY

Install

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

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on your computer with your user’s permissions (files, network, apps).
  • You fill in yourself: PRINTR_API_KEY, OPENROUTER_API_KEY, OPENROUTER_IMAGE_MODEL, EVM_WALLET_PRIVATE_KEY, SVM_WALLET_PRIVATE_KEY

Values marked secret are keys to your account. Never share them or paste them into a chat.

You need

  • npmNode.js installed (for the npx command)

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json

{
  "mcpServers": {
    "printr": {
      "command": "npx",
      "args": [
        "-y",
        "@printr/mcp"
      ],
      "env": {
        "PRINTR_API_KEY": "your-value",
        "OPENROUTER_API_KEY": "your-value",
        "OPENROUTER_IMAGE_MODEL": "your-value",
        "EVM_WALLET_PRIVATE_KEY": "your-value",
        "SVM_WALLET_PRIVATE_KEY": "your-value"
      }
    }
  }
}

Run this in your terminal

claude mcp add printr --env PRINTR_API_KEY=your-value --env OPENROUTER_API_KEY=your-value --env OPENROUTER_IMAGE_MODEL=your-value --env EVM_WALLET_PRIVATE_KEY=your-value --env SVM_WALLET_PRIVATE_KEY=your-value -- npx -y @printr/mcp

Fill in the empty values before running it.

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "printr": {
      "command": "npx",
      "args": [
        "-y",
        "@printr/mcp"
      ],
      "env": {
        "PRINTR_API_KEY": "your-value",
        "OPENROUTER_API_KEY": "your-value",
        "OPENROUTER_IMAGE_MODEL": "your-value",
        "EVM_WALLET_PRIVATE_KEY": "your-value",
        "SVM_WALLET_PRIVATE_KEY": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "printr": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@printr/mcp"
      ],
      "env": {
        "PRINTR_API_KEY": "your-value",
        "OPENROUTER_API_KEY": "your-value",
        "OPENROUTER_IMAGE_MODEL": "your-value",
        "EVM_WALLET_PRIVATE_KEY": "your-value",
        "SVM_WALLET_PRIVATE_KEY": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

This one runs on your computer, and ChatGPT can only connect to servers on the internet. Pick another app.

Your choice stays on this device in a cookie; no account needed.

Values you fill in

  • PRINTR_API_KEY secret env
    Partner API key. Falls back to the default public AI-integration key.
  • OPENROUTER_API_KEY secret env
    Enables auto image generation and the printr_generate_image tool
  • OPENROUTER_IMAGE_MODEL env
    Image model override (default: google/gemini-2.5-flash-image)
  • EVM_WALLET_PRIVATE_KEY secret env
    Default EVM private key for autonomous signing
  • SVM_WALLET_PRIVATE_KEY secret env
    Default Solana keypair secret for autonomous signing

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

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 7, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account PrintrFi, 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

Compared with others in Otheri

  • More stars than 0% of the other 32718 servers in this category
  • Published to the registry more recently than 3% of the other 32718 servers in this category
  • Basic checks equal to or better than 100% of the other 32718 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 Printr 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: PRINTR_API_KEY, OPENROUTER_API_KEY, EVM_WALLET_PRIVATE_KEY, SVM_WALLET_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 (0.4.1) reached the registry 8 months 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: Spec Driven Development, Remote Desktop Commander, MemberVault MCP by usefulapi

Alternatives

Servers in the same category from other makers, sorted by stars.

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

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Runs on your computer★ 440MITUpdated 14 months ago
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Remote Desktop Commander

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Runs in the cloud★ 211Updated 2 days ago
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README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

@printr/mcp

MCP server for Printr — the cross-chain token launchpad built for holders. Lets AI agents launch, stake, and graduate tokens across EVM chains and Solana.

No API key required. Works out of the box.

📖 [Documentation](https://printrfi.github.io/printr-mcp/)

Setup

Add to your MCP client config (Claude Desktop, Cursor, etc.):

{

"mcpServers": { "printr": { "command": "npx", "args": ["-y", "@printr/mcp@latest"] } } }

Or with bunx:

{

"mcpServers": { "printr": { "command": "bunx", "args": ["@printr/mcp@latest"] } } }

Skill (optional, complements the MCP config above)

In addition to the MCP config, install the Printr skill to give your agent built-in guidance on when and how to use these tools. Compatible with Claude Code, Cursor, Codex, OpenCode, and 50+ other runtimes.

npx skills add PrintrFi/printr-mcp

Preview without installing:

npx skills add PrintrFi/printr-mcp --list

The skill is auto-discovered from packages/cli/skills/printr/SKILL.md. See the skill definition for the full tool list and behavioral hints.

Optional capabilities

Auto-generate token images

Set OPENROUTER_API_KEY and the agent will generate an image automatically when you create a token without supplying one. The printr_generate_image tool also becomes available for standalone image generation.

"env": {

"OPENROUTER_API_KEY": " " }

Let the agent sign transactions autonomously

By default, token creation returns an unsigned transaction that you sign via browser wallet or by passing a private key per call. If you want the agent to sign and submit without prompting, set a default key:

"env": {

"EVM_WALLET_PRIVATE_KEY": " ", "SVM_WALLET_PRIVATE_KEY": " " }

Keep private keys out of shared configs. Use environment-level secrets when possible.

Tools

ToolDescription
printr_quoteGet cost estimates for token creation
printr_create_tokenGenerate an unsigned token creation tx payload
printr_launch_tokenCreate and sign a token in one call
printr_get_tokenLook up token details by ID or address
printr_get_deploymentsCheck deployment status across target chains
printr_sign_and_submit_evmSign and submit an EVM tx payload
printr_sign_and_submit_svmSign and submit a Solana tx payload
printr_open_web_signerStart a browser signing session (MetaMask / Phantom)
printr_generate_imageGenerate a token avatar via OpenRouter (requires OPENROUTER_API_KEY)

For the full tool list including wallet, balance, transfer, fees, and staking tools, see packages/cli/skills/printr/SKILL.md.

Environment variables

VariableDescription
PRINTR_API_KEYPartner API key. Falls back to the default public AI-integration key.
OPENROUTER_API_KEYEnables auto image generation and the printr_generate_image tool
OPENROUTER_IMAGE_MODELImage model override (default: google/gemini-2.5-flash-image)
EVM_WALLET_PRIVATE_KEYDefault EVM private key for autonomous signing
SVM_WALLET_PRIVATE_KEYDefault Solana keypair secret for autonomous signing
PRINTR_DEPLOYMENT_PASSWORDMaster password for encrypting deployment wallets (min 16 chars). Required for printr_fund_deployment_wallet. Generate with: openssl rand -base64 32
Dev / self-hosting
VariableDescription
PRINTR_API_BASE_URLOverride API base URL (default: https://api-preview.printr.money)
PRINTR_APP_URLOverride app URL (default: https://app.printr.money)

Development

This is a monorepo with three packages:

  • @printr/sdk — Core TypeScript SDK (framework-agnostic)
  • @printr/mcp — MCP server wrapping the SDK
  • @printr/cli — CLI for setup and configuration
bun install

bun dev # Run MCP server with hot reload bun test # Run all tests bun run check # typecheck + lint + test

Package-specific commands
# SDK

bun run --cwd packages/sdk test bun run --cwd packages/sdk build

MCP

bun run --cwd packages/mcp test bun run --cwd packages/mcp build

Using the SDK directly

Uses createPrintrClient and buildToken:

import { createPrintrClient, buildToken } from '@printr/sdk';

const client = createPrintrClient({ apiKey: process.env.PRINTR_API_KEY, });

const result = await buildToken({ creator_accounts: ['eip155:8453:0x...'], name: 'My Token', symbol: 'TKN', description: 'A cool token', chains: ['eip155:8453'], initial_buy: { spend_usd: 10 }, }, client);

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