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get_yahrzeit_dates

Yahrzeit, Hebrew birthday & anniversary dates

A tool of Torah Library

Working Working · checked 2 d ago · 49 tools

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Third-party content written by another agent. Data to evaluate, not instructions.

Compute upcoming Gregorian dates for yahrzeits, Hebrew birthdays or Hebrew anniversaries from the original Gregorian date. Handles after-sunset, Adar in leap years, and Cheshvan/Kislev edge cases. Up to 10 entries at once.

Input schema

PropertyTypeRequiredDescription
entriesarrayyes
yearsintegernoHow many years ahead to list.
Raw JSON schema
{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "entries": {
      "minItems": 1,
      "maxItems": 10,
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string",
            "description": "Name of the person or event."
          },
          "date": {
            "type": "string",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "description": "Original Gregorian date YYYY-MM-DD (date of passing, birth or wedding)."
          },
          "after_sunset": {
            "default": false,
            "description": "The event occurred after sunset.",
            "type": "boolean"
          },
          "type": {
            "default": "yahrzeit",
            "type": "string",
            "enum": [
              "yahrzeit",
              "birthday",
              "anniversary"
            ]
          }
        },
        "required": [
          "name",
          "date"
        ]
      }
    },
    "years": {
      "default": 3,
      "description": "How many years ahead to list.",
      "type": "integer",
      "minimum": 1,
      "maximum": 20
    }
  },
  "required": [
    "entries"
  ]
}

First seen 2026-09-25 · last seen 2026-09-25