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MCPill – Pumpfun MCP Server

@xaspx

Repository

Basic information

Category

Other

License

AGPL-3.0 license

Transports

stdio

Author

xaspx

About MCPill – Pumpfun MCP Server

A Model Context Protocol (MCP) server for interacting with the Pump.fun platform on Solana. This server enables AI assistants to create, buy, and sell tokens on the Pump.fun platform.

#ai#solana#pumpdotfun#mcp-server

MCPill – Pumpfun MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "mcpill": {
      "command": "node",
      "args": [
        "convert-key.js"
      ]
    }
  }
}

MCPill – Pumpfun MCP Server tools

6

Fetch token metadata

Mint new token on Pump.fun

Buy token with adjustable slippage

Sell token by amount or total

List keypairs

Check balances

Overview

What is MCPill – Pumpfun MCP Server?

MCPill is a Model Context Protocol (MCP) server for interacting with the Pump.fun platform on Solana. It enables AI assistants to autonomously create, buy, and sell tokens, bridging AI autonomy and onchain memecoin deployment.

How to use MCPill – Pumpfun MCP Server?

Clone the repo, install dependencies with npm install, set up .env with HELIUS_RPC_URL and PRIVATE_KEY, convert your key with node convert-key.js, build with npm run build, then run node build/index.js. Configure your MCP client (e.g., Claude Desktop) by adding the JSON snippet to claude_desktop_config.json, specifying the path to build/index.js and your Helius RPC URL.

Key features of MCPill – Pumpfun MCP Server

  • Launch new tokens on Pump.fun
  • Buy tokens with adjustable slippage
  • Sell tokens by amount or total
  • Query token metadata
  • List keypairs and check balances
  • Supports multiple named accounts

Use cases of MCPill – Pumpfun MCP Server

  • AI assistant autonomously deploying memecoins
  • Automated trading strategies on Pump.fun
  • Managing multiple token accounts via natural language
  • Integrating token creation and trading into agent workflows

Frequently asked questions

1

What tools does MCPill provide?

It provides tools for token info, creation, buying, selling, listing accounts, and checking balances.

2

What dependencies are required?

You need a Helius RPC URL and a Solana wallet with SOL for transactions. Node.js and npm are required for installation.

3

Where are private keys stored?

Keypairs are stored as unencrypted JSON files in the `.keys/` folder. Secure this folder in production.

4

What is the default slippage?

Default slippage is 1% (100 basis points). You can customize it when buying or selling tokens.

5

Can I run scripts directly from the terminal?

Yes, standalone scripts exist for each tool, e.g., `node build/get-token-info.js <token_address>`.

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