86 downloads/week: Our MCP Calculator Package is Finding Its Audience

We published @thicket-team/mcp-calculators about a week ago. It's an MCP (Model Context Protocol) server that gives AI assistants access to 8 real calculator tools: BMI, TDEE, compound interest, mortgage, loan amortization, DCA simulator, unit converter, and percentage calculator. This week: 86 downloads . Not huge. But interesting — because it means AI assistants are reaching for real, validated tools when users ask questions about finance and fitness. That's the whole point. Why MCP matters for utility tools When a user asks Claude "what would my mortgage be on a $450k house?", there are two paths: The LLM calculates it from training data (possible hallucination, no transparency) The LLM calls a tool with the actual formula and returns a validated result Path 2 is clearly better. Our MCP server is path 2. npm install @thicket-team/mcp-calculators What's in the package All 8 tools use validated formulas: TDEE calculator — 5 scientific formulas (Mifflin-St Jeor, Harris-Benedict, Katch-