Byte MCP Server: Install & Setup

Install Byte in Claude Code

Remote URL

Claude Code

claude mcp add --transport http byte https://mcp.payperbyte.io/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "byte": {
      "url": "https://mcp.payperbyte.io/mcp"
    }
  }
}

npm

Claude Code

claude mcp add byte -- npx -y byte-mcp-server

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "byte": {
      "command": "npx",
      "args": [
        "-y",
        "byte-mcp-server"
      ]
    }
  }
}

Frequently asked questions

What does the Byte MCP server do?

Per-byte data marketplace on Arbitrum (PayPerByte): discover publishers, check on-chain quality scores, subscribe and pay per request in USDC via x402.

Is the Byte MCP server free?

Probably not entirely. The listing mentions pay-per-call, credits or a subscription. Check the provider for current pricing.

Does Byte run locally or remotely?

Local + Remote. Can run locally or be used as a hosted remote server.

How do I add Byte to Claude Code?

Run: claude mcp add --transport http byte https://mcp.payperbyte.io/mcp

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