What is the key difference between NannyKeeper — Household Employer Tax API and Onvexia — Crypto Social & On Chain Intelligence?

NannyKeeper — Household Employer Tax API belongs to the Finance & Fintech category with local stdio execution, while Onvexia — Crypto Social & On Chain Intelligence belongs to the Finance & Fintech category with cloud HTTP/SSE execution.

How do I install NannyKeeper — Household Employer Tax API or Onvexia — Crypto Social & On Chain Intelligence 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 NannyKeeper — Household Employer Tax API and Onvexia — Crypto Social & On Chain Intelligence free or paid?

NannyKeeper — Household Employer Tax API operates under a Free / Open Source model (No auth required). Onvexia — Crypto Social & On Chain Intelligence operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

NannyKeeper — Household Employer Tax API lists 0 tools with 2 views and 0 GitHub stars. Onvexia — Crypto Social & On Chain Intelligence lists 0 tools with 0 views and 0 GitHub stars.

Can I use both NannyKeeper — Household Employer Tax API and Onvexia — Crypto Social & On Chain Intelligence 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.

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Feature & Specification Comparison

Specification	NannyKeeper — Household Employer Tax API Finance & Fintech	O Onvexia — Crypto Social & On Chain Intelligence Finance & Fintech
Summary	Calculate US household employer (nanny) taxes + run payroll via AI agents. All 50 states.	Crypto sentiment, whale tracking and on-chain data for AI agents. 66 tools, no API key.
Category & Scope	Finance & Fintech	Finance & Fintech
Quality signal	41/100 (Fair)	40/100 (Fair)
Transport Protocol	Local Subprocess (stdio)	Remote HTTP/SSE
Auth Requirement	No auth required	No auth required
Pricing Model	Free / Open Source	Free / Open Source
Required Env Vars	None required	None required
Compatible Clients	Claude DesktopCursorWindsurfClineVS Code	Claude DesktopCursorWindsurfClineVS Code
Install path signal	`npx · high`	`Remote (HTTP/SSE) · high`
Engagement & Health	2 views 0 copies 0 upvotes 0 stars	0 views 0 copies 0 upvotes 0 stars
Verified / Official	Community Listing	Community Listing
Open full listing	View NannyKeeper — Household Employer Tax API Listing	View Onvexia — Crypto Social & On Chain Intelligence Listing

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).

NannyKeeper — Household Employer Tax API Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "mcp-server-36": {
      "command": "npx",
      "args": [
        "@nannykeeper/mcp-server"
      ]
    }
  }
}

Onvexia — Crypto Social & On Chain Intelligence Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "onvexia-crypto-social-on-chain-intelligence-2": {
      "url": "https://onvexia.com/mcp"
    }
  }
}

NannyKeeper — Household Employer Tax API vs Onvexia — Crypto Social & On Chain Intelligence

At a Glance & Executive Verdict

Which MCP Server Should You Choose?

Choose NannyKeeper — Household Employer Tax API when:

Choose Onvexia — Crypto Social & On Chain Intelligence when:

Feature & Specification Comparison

Tools & Capabilities Breakdown

NannyKeeper — Household Employer Tax API Tools (0)

Onvexia — Crypto Social & On Chain Intelligence Tools (0)

Ready-to-Paste Client Configurations

Frequently Asked Questions

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