Penny Rounding for Claude Code

com.gumballtools/penny-rounding

Round cash totals to the nearest nickel correctly — after tax, on the total, cash only.

client:Claude Code transport:streamable-http tools:3

Install Penny Rounding in Claude Code

run in your project directory

claude mcp add --transport http penny-rounding https://penny-rounding.gumballtools.com/api/mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs