# 530amodel Calculator MCP server

Source: https://glimind.com/server/mcp-registry%2Fcom.530amodel%2Fcalculator
Registry id: `mcp-registry/com.530amodel/calculator`
Status: live (checked 2026-10-27T07:52:54.124Z)

## Verdict

530amodel Calculator MCP server answered 100% of Glimind's liveness checks over 30 days, better than 42% of MCP servers, with 486 ms median handshake and 0 outages in 90 days. Its agent-readiness grade is A (95/100) across 4 tools, costing an agent about 873 tokens to load. Checked every few minutes; no tool is ever called.

## Measurements (30 days)

| Metric | Value | Better than |
|---|---|---|
| Uptime, 30 days | 100% | 42% of MCP servers |
| Median handshake latency | 486 ms | 49% of MCP servers |
| p95 handshake latency | 2668 ms | — |
| Checks in 30 days | 5,003 | — |
| Outages, 90 days | 0 | — |
| Median recovery | — | — |
| Agent-readiness score | 95/100 (A) | 79% of MCP servers |
| Tools | 4 | — |
| Tool-list size for an agent | ~873 tokens | 76% of MCP servers |
| Days observed | 29 | — |

## Install

```json
{
  "mcpServers": {
    "530amodel-calculator-mcp-server": {
      "type": "http",
      "url": "https://mcp.530amodel.com"
    }
  }
}
```

Claude Code:

```sh
claude mcp add --transport http 530amodel-calculator-mcp-server https://mcp.530amodel.com
```

## Tools (4)

- `explain_530a`: Returns the verified rules of 530A accounts (seed, caps, tax treatment, withdrawal ages) with primary-source URLs and explicit flags for anything not yet verifi
- `fetch`: Retrieve the full text of a 530A knowledge document by the id returned from search.
- `project_530a`: Deterministically model what a 530A ("Trump Account") could be worth at any age, with Monte-Carlo percentile ranges (10/25/50/75/90). Money is integer cents as 
- `search`: Search verified 530A ("Trump Account") knowledge from 530amodel.com: rules and figures, FAQ answers, how to open an account, account comparisons, and calculator

Measured by Glimind (https://glimind.com): MCP handshake + tool list only, no tool is ever called. CC BY 4.0.