Is Spraay Solana Gateway free?

Yes, Spraay Solana Gateway is free to use.

How do I install Spraay Solana Gateway?

Spraay Solana Gateway is a remote plugin. You do not need to install anything locally. Add the server URL to your AI app's MCP configuration and you are ready to go.

What AI apps work with Spraay Solana Gateway?

Spraay Solana Gateway uses the Model Context Protocol (MCP) and works with any MCP-compatible AI app, including Claude, ChatGPT / Codex, Gemini, Copilot, Cursor, and more.

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Spraay Solana Gateway MCP Server

by plagtech

Developer ToolsLow Risk10.0Remote

Free

Batch send SOL or any SPL token to 1000+ wallets via x402. AI agent payments on Solana.

About

Batch send SOL or any SPL token to 1000+ wallets via x402. AI agent payments on Solana.

Remote endpoints: streamable-http: https://gateway-solana.spraay.app/mcp

Security Report

10.0

Low Risk10.0Low Risk

Valid MCP server (3 strong, 6 medium validity signals). No known CVEs in dependencies. Imported from the Official MCP Registry.

8 tools verified · Open access · No issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

HTTP Network Access

Connects to external APIs or services over the internet.

env_vars

Check that this permission is expected for this type of plugin.

How to Connect

Remote Plugin

No local installation needed. Your AI client connects to the remote endpoint directly.

Add this to your MCP configuration to connect:

{
  "mcpServers": {
    "io-github-plagtech-spraay-solana-gateway": {
      "url": "https://gateway-solana.spraay.app/mcp"
    }
  }
}

Documentation

View on GitHub

From the project's GitHub README.

💧 Spraay Solana Gateway

x402-powered batch payment infrastructure for AI agents on Solana.

Any AI agent can batch send SOL, USDC, BONK, or any SPL token to 1,000+ wallets via the x402 payment protocol. No API keys. No accounts. Pay per request.

🏗️ Architecture

AI Agent (any framework)
    │
    ├── HTTP Request
    │
    ▼
┌──────────────────────────────────────────┐
│   Spraay Solana Gateway                  │
│   gateway-solana.spraay.app              │
│                                          │
│   @x402/express + @x402/svm             │
│   ┌─────────────┐  ┌──────────────┐     │
│   │ x402 Payment│  │ Solana Batch │     │
│   │ Middleware   │  │ Engine       │     │
│   └──────┬──────┘  └──────┬───────┘     │
│          │                │              │
│          ▼                ▼              │
│   USDC payment     Execute batch        │
│   verified via     SOL/SPL transfers    │
│   facilitator                           │
└──────────────────────────────────────────┘
    │
    ▼
Solana Network

📡 Endpoints

Endpoint	Method	Price	Description
`/solana/batch-send-sol`	POST	$0.01	Batch send SOL to multiple wallets
`/solana/batch-send-token`	POST	$0.01	Batch send any SPL token
`/solana/quote`	GET	$0.001	Get cost estimate
`/solana/status/:txid`	GET	$0.001	Check transaction status
`/health`	GET	Free	Health check
`/.well-known/x402`	GET	Free	x402 discovery manifest

🚀 Quick Start

1. Clone & Install

git clone https://github.com/plagtech/spraay-solana-gateway.git
cd spraay-solana-gateway
npm install

2. Configure

cp .env.example .env
# Edit .env with your treasury wallet and private key

3. Run

npm run dev    # development (auto-reload)
npm start      # production

📖 API Usage

Batch Send SOL

curl -X POST https://gateway-solana.spraay.app/solana/batch-send-sol \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <base64 payment proof>" \
  -d '{
    "recipients": [
      { "address": "9WzDXwBbmkg8ZTbNMqUxvQRAyrZzDsGYdLVL9zYtAWWM", "amount": 0.01 },
      { "address": "7S3P4HxJpyyigGzodYwHtCxZyUQe9JiBMHyLWP9SfKFJ", "amount": 0.02 }
    ]
  }'

Batch Send SPL Token

curl -X POST https://gateway-solana.spraay.app/solana/batch-send-token \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <base64 payment proof>" \
  -d '{
    "mint": "DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263",
    "recipients": [
      { "address": "9WzDXwBbmkg8ZTbNMqUxvQRAyrZzDsGYdLVL9zYtAWWM", "amount": 1000 },
      { "address": "7S3P4HxJpyyigGzodYwHtCxZyUQe9JiBMHyLWP9SfKFJ", "amount": 500 }
    ]
  }'

Get Quote

curl "https://gateway-solana.spraay.app/solana/quote?recipients=100&token=BONK"

🔐 x402 Payment Flow

Agent sends request without payment header
Gateway returns 402 Payment Required with Solana USDC payment instructions
Agent sends USDC on Solana to the treasury address
Agent retries request with payment proof in X-PAYMENT header
Gateway verifies payment via facilitator, executes batch transfer

Supported facilitators:

Devnet: https://x402.org/facilitator
Mainnet: https://facilitator.payai.network (PayAI — free tx fees)

🤖 MCP Server

The gateway includes an MCP server for AI agent framework integration:

# Install MCP SDK
npm install @modelcontextprotocol/sdk

# Run MCP server
node mcp/spraay-solana-mcp.js

Tools available:

spraay_solana_batch_send_sol — Batch send SOL
spraay_solana_batch_send_token — Batch send SPL tokens
spraay_solana_quote — Cost estimation
spraay_solana_tx_status — Transaction lookup

🌐 Deployment

Railway

Create new service in Railway project
Connect GitHub repo: plagtech/spraay-solana-gateway
Set environment variables in Railway dashboard
Deploy → configure custom domain

DNS (GoDaddy)

Type: CNAME
Name: gateway-solana
Value: <railway-app-url>.railway.app
TTL: 600

🔗 Spraay Ecosystem

Service	URL
Spraay App	spraay.app
Base Gateway	gateway.spraay.app
Solana Gateway	gateway-solana.spraay.app
GitHub	github.com/plagtech
Twitter	@Spraay_app

📄 License

MIT

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Spraay Solana Gateway MCP Server

About

Security Report

Permissions Required

How to Connect

Documentation

💧 Spraay Solana Gateway

🏗️ Architecture

📡 Endpoints

🚀 Quick Start

1. Clone & Install

2. Configure

3. Run

📖 API Usage

Batch Send SOL

Batch Send SPL Token

Get Quote

🔐 x402 Payment Flow

🤖 MCP Server

🌐 Deployment

Railway

DNS (GoDaddy)

🔗 Spraay Ecosystem

📄 License

Reviews

No reviews yet

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