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rfc3339.date

Developer ToolsTools verifiedOct 26, 2026

Strict RFC3339 time API for current time, validation, conversion, timezone lookup, transitions, and human event-time parsing.

get-current-timeAnswer

Return the current time in UTC or in a requested IANA timezone.

View tool JSON

{
  "name": "get-current-time",
  "kind": "answer",
  "impl": "imperative",
  "description": "Return the current time in UTC or in a requested IANA timezone.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "tz": {
        "type": "string",
        "description": "Optional IANA timezone such as Europe/Berlin."
      },
      "precision": {
        "type": "integer",
        "description": "Optional fractional second precision from 0 to 9.",
        "minimum": 0,
        "maximum": 9
      }
    },
    "additionalProperties": false
  },
  "page": "/"
}

convert-timestampAction

Convert a timestamp value between supported formats such as RFC3339 and Unix.

View tool JSON

{
  "name": "convert-timestamp",
  "kind": "act",
  "impl": "imperative",
  "description": "Convert a timestamp value between supported formats such as RFC3339 and Unix.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "value": {
        "type": "string",
        "description": "Input timestamp value to convert."
      },
      "in": {
        "type": "string",
        "description": "Input format identifier such as rfc3339 or unix."
      },
      "out": {
        "type": "string",
        "description": "Output format identifier such as rfc3339 or unixms."
      }
    },
    "required": [
      "value",
      "in",
      "out"
    ],
    "additionalProperties": false
  },
  "page": "/"
}

validate-timestampAction

Validate one timestamp string against the site's supported profiles.

View tool JSON

{
  "name": "validate-timestamp",
  "kind": "act",
  "impl": "imperative",
  "description": "Validate one timestamp string against the site's supported profiles.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "value": {
        "type": "string",
        "description": "Timestamp string to validate."
      },
      "profile": {
        "type": "string",
        "description": "Optional profile such as rfc3339 or iso8601."
      },
      "mode": {
        "type": "string",
        "description": "Optional validation mode such as strict or lenient.",
        "enum": [
          "strict",
          "lenient"
        ]
      }
    },
    "required": [
      "value"
    ],
    "additionalProperties": false
  },
  "page": "/"
}

convert-human-timeAction

Convert human-written event time text into a concrete timezone-aware instant.

View tool JSON

{
  "name": "convert-human-time",
  "kind": "act",
  "impl": "imperative",
  "description": "Convert human-written event time text into a concrete timezone-aware instant.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "value": {
        "type": "string",
        "description": "Human time text such as tomorrow 10am PST."
      },
      "to": {
        "type": "string",
        "description": "Target timezone or zone specification."
      },
      "from": {
        "type": "string",
        "description": "Optional source IANA timezone for ambiguous inputs."
      },
      "base": {
        "type": "string",
        "description": "Optional RFC3339 base instant for DST or relative-date disambiguation."
      },
      "precision": {
        "type": "integer",
        "description": "Optional fractional second precision from 0 to 9.",
        "minimum": 0,
        "maximum": 9
      }
    },
    "required": [
      "value",
      "to"
    ],
    "additionalProperties": false
  },
  "page": "/"
}

inspect-timezoneAnswer

Resolve a timezone name or Windows alias to the site's canonical IANA timezone.

View tool JSON

{
  "name": "inspect-timezone",
  "kind": "answer",
  "impl": "imperative",
  "description": "Resolve a timezone name or Windows alias to the site's canonical IANA timezone.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "name": {
        "type": "string",
        "description": "Timezone name or alias to resolve."
      }
    },
    "required": [
      "name"
    ],
    "additionalProperties": false
  },
  "page": "/"
}