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googlechromelabs.github.io

googlechromelabs.github.io

live Unverified (seed import) Developer Tools 27 tools imperative implementation

A spreadsheet where people and AI agents share the same tools through WebMCP.

First seen 2026-11-05 · Last seen 2026-11-05 · Source: webmcp.com

Answer 4 · Act 18 · Transact 5 · Score: Not yet scored

Tool inspector

format_cells

act imperative

Changes how cells look: bold, italic, colors, alignment and number format. Only the formats you pass change.

Page: /webmcp-tools/demos/spreadsheet/

Input schema

PropertyTypeRequiredDescription
range string yes Cells to format, like B2:E9 or Sales!A1:G1.
bold boolean no Bold text.
italic boolean no Italic text.
underline boolean no Underlined text.
strikethrough boolean no Struck-through text.
text_color string no Text color: a CSS color like #4d48d8 or red, or none to remove it.
fill_color string no Background color: a CSS color like #ffefc2, or none to remove it.
align string no Horizontal alignment. general puts numbers on the right and text on the left.
number_format string no How numbers show. general resets to automatic; text keeps what is typed as text.
decimals integer no Decimal places to show.
currency string no Currency code for the currency format, like USD, EUR or JPY. Setting it also applies the currency format.
Raw JSON schema
{
  "type": "object",
  "properties": {
    "range": {
      "type": "string",
      "description": "Cells to format, like B2:E9 or Sales!A1:G1."
    },
    "bold": {
      "type": "boolean",
      "description": "Bold text."
    },
    "italic": {
      "type": "boolean",
      "description": "Italic text."
    },
    "underline": {
      "type": "boolean",
      "description": "Underlined text."
    },
    "strikethrough": {
      "type": "boolean",
      "description": "Struck-through text."
    },
    "text_color": {
      "type": "string",
      "description": "Text color: a CSS color like #4d48d8 or red, or none to remove it."
    },
    "fill_color": {
      "type": "string",
      "description": "Background color: a CSS color like #ffefc2, or none to remove it."
    },
    "align": {
      "type": "string",
      "enum": [
        "general",
        "left",
        "center",
        "right"
      ],
      "description": "Horizontal alignment. general puts numbers on the right and text on the left."
    },
    "number_format": {
      "type": "string",
      "enum": [
        "general",
        "number",
        "currency",
        "percent",
        "date",
        "time",
        "datetime",
        "text"
      ],
      "description": "How numbers show. general resets to automatic; text keeps what is typed as text."
    },
    "decimals": {
      "type": "integer",
      "description": "Decimal places to show.",
      "minimum": 0,
      "maximum": 10
    },
    "currency": {
      "type": "string",
      "description": "Currency code for the currency format, like USD, EUR or JPY. Setting it also applies the currency format."
    }
  },
  "required": [
    "range"
  ]
}

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