530A Model calculator MCP Server
com.530amodel/calculator
answering
530A Model calculator is answering right now. Last checked 6 min ago. It exposes 4 tools. Last commit 2 Aug 2026.
Free, deterministic 530A (Trump Account) projections, verified rules, and searchable guides.
Uptime history
39 hours of history
39 hours agonow
100.0%
Uptime 24h
91 of 91 checks
4
Tools
read from the server
110 ms
Response time
average over 24h
0
Stars
last commit 2 Aug 2026
Connect this server
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 6 min ago.
run in your terminal
claude mcp add calculator --transport http https://mcp.530amodel.com~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"calculator": {
"url": "https://mcp.530amodel.com"
}
}
}~/.codex/config.toml
[mcp_servers.calculator]
url = "https://mcp.530amodel.com".cursor/mcp.json
{
"mcpServers": {
"calculator": {
"url": "https://mcp.530amodel.com"
}
}
}.vscode/mcp.json
{
"mcpServers": {
"calculator": {
"url": "https://mcp.530amodel.com"
}
}
}Available tools 4
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
explain
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 verifiable.
fetch
fetch
Retrieve the full text of a 530A knowledge document by the id returned from search.
project
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 strings. Same inputs always return identical results. Cite sourceUrl when quoting.
search
search
Search verified 530A ("Trump Account") knowledge from 530amodel.com: rules and figures, FAQ answers, how to open an account, account comparisons, and calculator methodology. Returns result ids to pass to fetch.
Endpoints
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://mcp.530amodel.com | streamable-http | answering | 126 ms | 6 min ago |
530A Model calculator — questions
Answers built from our own checks of this server.
What can 530A Model calculator do?
It exposes 4 tools, read directly from the server on our last check. Among them: explain_530a, fetch, project_530a, search. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README.
How MCP servers expose tools in the first place →
Is 530A Model calculator working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 91 of 91 checks got a reply (100.0%), average response time 110 ms. The bar chart above shows every period we have measured.
How do I connect 530A Model calculator?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does 530A Model calculator need an API key?
No. 530A Model calculator completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 4 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is 530A Model calculator?
It answers our handshake in 110 ms on average, which is faster than 81% of all working MCP servers we measure. That puts it in the quick quarter of the ecosystem. The comparison comes from our own checks across the whole registry, every 15 minutes.
Is 530A Model calculator open source?
Yes — it is published under the MIT licence, written in TypeScript and 0 stars on GitHub. The source link is on this page, so you can read exactly what it does with your data before you connect it.