What is the key difference between Mcp Signer and Mcp Block Data?

Mcp Signer belongs to the Finance & Fintech category with local stdio execution, while Mcp Block Data belongs to the Finance & Fintech category with local stdio execution.

How do I install Mcp Signer or Mcp Block Data 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 Signer and Mcp Block Data free or paid?

Mcp Signer operates under a Free / Open Source model (No auth required). Mcp Block Data operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Mcp Signer lists 6 tools with 0 views and 0 GitHub stars. Mcp Block Data lists 3 tools with 0 views and 0 GitHub stars.

Can I use both Mcp Signer and Mcp Block Data 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.

How do I install Mcp Signer or Mcp Block Data in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are Mcp Signer and Mcp Block Data free to use, or do they require API keys?

Mcp Signer is listed under a Free / Open Source model with No auth required . Mcp Block Data operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both Mcp Signer and Mcp Block Data at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both mcp-signer and mcp-block-data as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, Mcp Signer has a Quality Score of 52 /100 ( Good ) with 0 views, 0 installs, and 0 GitHub stars. Mcp Block Data holds a Quality Score of 51 /100 ( Good ) with 0 views, 0 installs, and 0 GitHub stars.

Side-by-Side Model Context Protocol Comparison

Mcp Signer vs Mcp Block Data

In-depth architectural comparison of the Mcp Signer and Mcp Block Data 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 Signer

Finance & Fintech · Local stdio

Quality: 52/100 (Good) | Auth: No auth required

Mcp Block Data

Finance & Fintech · Local stdio

Quality: 51/100 (Good) | Auth: No auth required

Verdict Summary: Choose Mcp Signer if you need specialized Finance & Fintech tools running via a local process. Choose Mcp Block Data 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 Signer 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: evm_sign, utxo_sign, tron_sign.

Explore Mcp Signer Details

Choose Mcp Block Data 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: evm_block_data, utxo_block_data, xrp_block_data.

Explore Mcp Block Data Details

Feature & Specification Comparison

Specification	M Mcp Signer Finance & Fintech	M Mcp Block Data Finance & Fintech
Summary	MCP server for local transaction signing on EVM, UTXO, Tron, and XRP — no API calls needed	MCP server for retrieving block-level data from EVM, UTXO, and XRP blockchains via Crypto APIs
Category & Scope	Finance & Fintech	Finance & Fintech
Quality signal

Tools & Capabilities Breakdown

Mcp Signer Tools (6)

evm_sign

Sign an EVM transaction (Ethereum, Ethereum Classic, BSC, Polygon, Avalanche (C-Chain), Arbitrum, Base, Optimism, Tron).

utxo_sign

Sign a UTXO transaction (Bitcoin, Bitcoin Cash, Litecoin, Dogecoin, Dash, Zcash).

tron_sign

Sign a Tron transaction using secp256k1 (no TronWeb dependency).

xrp_sign

Sign an XRP transaction.

kaspa_sign

Sign a Kaspa transaction using schnorr (BIP340) via `kaspa-wasm`. Mainnet only.

svm_sign

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 Signer Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "mcp-signer": {
      "command": "npx",
      "args": [
        "-y",
        "@cryptoapis-io/mcp-signer"
      ]
    }
  }
}

Mcp Block Data Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "mcp-block-data": {
      "command": "npx",
      "args": [
        "-y",
        "@cryptoapis-io/mcp-block-data"
      ]
    }
  }
}

Frequently Asked Questions

Mcp Signer is categorized under Finance & Fintech and uses a local stdio subprocess. In contrast, Mcp Block Data belongs to Finance & Fintech using local stdio subprocess. Select Mcp Signer when you need capabilities focused on finance & fintech and Mcp Block Data when you require tools for finance & fintech.

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