Mmcp.market

Math MCP server

by rog0x·io.github.rog0x/math·v1.0.1
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Calculator, units, statistics for AI agents

C65/100grade C
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Safety scan
C65/100

full report

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If you have run it, two minutes of your experience saves the next person an afternoon.

Math tools (5)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

  • calculate

    Evaluate a mathematical expression safely. Supports: +, -, *, /, ^ (power), % (modulo), sqrt(), abs(), floor(), ceil(), round(), log() (base 10), ln() (natural), sin(), cos(), tan(), min(), max(), pow(), pi, e. Supports named variables.

  • convert_units

    Convert a value between units. Supported categories: length (m, ft, in, km, mi, cm, mm, yd), weight (kg, lb, oz, g, mg, ton), temperature (C, F, K), data (B, KB, MB, GB, TB), time (s, min, h, d, week), speed (m/s, km/h, mph, knots).

  • format_number

    Format a number in various ways: currency ($1,234.56), percentage (0.15 -> 15%), scientific notation, binary, octal, hexadecimal, significant figures, thousands separator.

  • percentage_calc

    Common percentage calculations. Operations: percent_of (X% of Y), what_percent (X is what % of Y), percentage_change (old to new), tip (bill + tip% + optional split), discount (price - discount%), markup (cost + markup%).

  • statistics

    Calculate statistics on a dataset. Operations: mean, median, mode, variance, stddev, min, max, range, percentile, correlation. For percentile provide the 'percentile' parameter (0-100). For correlation provide a second dataset 'dataY'.

Public scan report

scanner v0.1.10 · 2026-09-27 · same rubric, same numbers if you re-run it

1 medium
  • Code scan9 source files scanned20/25
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitylocal package, no credentials required12/15
  • Maintenancelast push 190 days ago4/15
  • Maintainer identityregistry namespace matches repository owner6/10

Findings (1)

  • mediumeval / new Function usedexec.eval
    src/tools/calculator.ts: … * Safe math expression evaluator — no eval(). * Supports: +, -, *, /, ^ (power), %…
Overall 65/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

Install Math in Claude Code, Cursor or VS Code

Runs npx -y @rog0x/mcp-math-tools on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add math -- npx -y @rog0x/mcp-math-tools
Add to Cursor

Math: common questions

Is Math MCP server safe?
With care: it is graded C, so read the findings first (65/100). Read the Math safety report
How do I install Math?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Math need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Math maintained?
The last commit was 206 days ago (2026-03-21). The latest release is v1.0.1.

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