{
  "entity_type": "mcp_server",
  "name": "Calcgrid",
  "url": "https://tttkmbb.com/mcp",
  "transport": "streamable-http",
  "protocol_versions": [
    "2025-06-18",
    "2025-03-26",
    "2024-11-05"
  ],
  "authentication": "none",
  "stateless": true,
  "tools_count": 26,
  "tools": [
    "search_calculators",
    "list_calculators",
    "list_calculator_categories",
    "get_calculator_schema",
    "run_calculator",
    "convert_units",
    "list_units",
    "calculate_compound_interest",
    "calculate_loan_payment",
    "calculate_mortgage_payment",
    "calculate_tip",
    "calculate_bmi",
    "calculate_bmr",
    "calculate_tdee",
    "calculate_running_pace",
    "calculate_percentage",
    "calculate_percentage_change",
    "solve_quadratic_equation",
    "calculate_circle_properties",
    "calculate_descriptive_statistics",
    "convert_temperature",
    "calculate_kinetic_energy",
    "solve_ohms_law",
    "calculate_molar_mass",
    "calculate_age",
    "calculate_date_difference"
  ],
  "resources": "llms.txt, docs and every calculator's Markdown page",
  "how_to_connect": {
    "claude_desktop_or_code": {
      "mcpServers": {
        "calcgrid": {
          "type": "streamable-http",
          "url": "https://tttkmbb.com/mcp"
        }
      }
    },
    "raw": "POST https://tttkmbb.com/mcp with JSON-RPC 2.0 body; headers Content-Type: application/json, Accept: application/json, text/event-stream"
  },
  "docs": "https://tttkmbb.com/docs/mcp.md",
  "server_card": "https://tttkmbb.com/.well-known/mcp-server-card.json",
  "timestamp": "2026-09-23T23:22:56Z"
}