{
  "slug": "calculator",
  "name": "gizza-ai/calculator",
  "version": "0.1.0",
  "title": "Free Online Calculator — gizza.ai",
  "description": "Evaluate any arithmetic expression instantly in your browser. Supports +, −, ×, ÷, parentheses and functions. No sign-up, runs offline.",
  "tags": [
    "math",
    "maths",
    "arithmetic",
    "sum",
    "percentage"
  ],
  "category": "math",
  "urls": {
    "page": "https://gizza.ai/tools/calculator/",
    "markdown": "https://gizza.ai/tools/calculator/index.md",
    "descriptor": "https://gizza.ai/tools/calculator/tool.json",
    "deep_link_example": "https://gizza.ai/tools/calculator/?expr=2%20%2B%202%20%2A%203"
  },
  "cli": "gizza tool calculator \"2 + 2 * 3\"",
  "tool": {
    "description": "Evaluate a math expression. Supports +, -, *, /, ^, parentheses, sqrt, sin, cos, ln, exp, and the constants pi and e.",
    "parameters": {
      "properties": {
        "expr": {
          "description": "e.g. '2 + sin(0.5) * pi'",
          "type": "string"
        }
      },
      "required": [
        "expr"
      ],
      "type": "object"
    }
  }
}