What is the key difference between MCP Server and Shinjuku Shielded?

MCP Server belongs to the Finance & Fintech category with local stdio execution, while Shinjuku Shielded belongs to the Finance & Fintech category with local stdio execution.

How do I install MCP Server or Shinjuku Shielded in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are MCP Server and Shinjuku Shielded free or paid?

MCP Server operates under a Free / Open Source model (other). Shinjuku Shielded operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

MCP Server lists 5 tools with 9 views and 2 GitHub stars. Shinjuku Shielded lists 9 tools with 0 views and 2 GitHub stars.

Can I use both MCP Server and Shinjuku Shielded together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

MCP Server vs Shinjuku Shielded

In-depth architectural comparison of the MCP Server and Shinjuku Shielded MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

MCP Server

Finance & Fintech · Local stdio

Quality: 53/100 (Good) | Auth: other

Shinjuku Shielded

Finance & Fintech · Local stdio

Quality: 53/100 (Good) | Auth: No auth required

Verdict Summary: Choose MCP Server if you need specialized Finance & Fintech tools running via a local process. Choose Shinjuku Shielded if your workspace requires Finance & Fintech integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose MCP Server when:

You need dedicated capabilities in the Finance & Fintech domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: other (Free / Open Source).
You have access to required keys: ARBITOVA_RPC_URL, ARBITOVA_ESCROW_ADDRESS, ARBITOVA_USDC_ADDRESS, ARBITOVA_AGENT_PRIVATE_KEY.
Primary tools included: Six on-chain escrow tools, Local ethers v6 transaction signing, Base Sepolia and USDC support.

Explore MCP Server Details

Choose Shinjuku Shielded when:

You need dedicated capabilities in the Finance & Fintech domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: shinjuku_setup, wallet_status, wallet_shield.

Feature & Specification Comparison

Specification	MCP Server @arbitova Finance & Fintech	S Shinjuku Shielded Finance & Fintech
Summary	Non-custodial on-chain escrow + AI dispute arbitration for agent-to-agent USDC payments on Base. Seven tools covering the full EscrowV1 contract surface: create escrow, mark delivered with on-chain content hash, confirm or dispute, arbiter resolves with signed verdict, cancel/escalate on timeout. npx @arbitova/mcp-server	Private x402 payments on Solana: shield, pay, and unshield USDC under caps you set.
Category & Scope	Finance & Fintech

Tools & Capabilities Breakdown

MCP Server Tools (5)

Six on-chain escrow tools

Local ethers v6 transaction signing

Base Sepolia and USDC support

Read-only mode without a private key

Non-custodial contract-based settlement

Shinjuku Shielded Tools (9)

shinjuku_setup

Asks you to confirm in your MCP client that it may create a Shinjuku Shielded wallet on this machine, and shows the caps. Then it runs the setup and switches the same server to the wallet tools. It never asks for a secret. A client that cannot ask is told to run `npx -y shinjuku-shielded setup` in…

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

MCP Server Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "-arbitova-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@arbitova/mcp-server"
      ],
      "env": {
        "ARBITOVA_RPC_URL": "YOUR_ARBITOVA_RPC_URL_HERE",
        "ARBITOVA_ESCROW_ADDRESS": "YOUR_ARBITOVA_ESCROW_ADDRESS_HERE",
        "ARBITOVA_USDC_ADDRESS": "YOUR_ARBITOVA_USDC_ADDRESS_HERE",
        "ARBITOVA_AGENT_PRIVATE_KEY": "YOUR_ARBITOVA_AGENT_PRIVATE_KEY_HERE"
      }
    }
  }
}

Shinjuku Shielded Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "shinjuku-shielded": {
      "command": "npx",
      "args": [
        "-y",
        "shinjuku-shielded"
      ]
    }
  }
}

Frequently Asked Questions

MCP Server is categorized under Finance & Fintech and uses a local stdio subprocess. In contrast, Shinjuku Shielded belongs to Finance & Fintech using local stdio subprocess. Select MCP Server when you need capabilities focused on finance & fintech and Shinjuku Shielded when you require tools for finance & fintech.

More alternatives to MCP Server More alternatives to Shinjuku Shielded Finance & Fintech category hub