GOOGLESUPER_CREATE_SPREADSHEET_COLUMN
Creates a new column in a Google Spreadsheet, requiring a valid spreadsheet_id and an existing sheet_id; an out-of-bounds insert_index may append/prepend the column.
This record as markdown: /tools/googlesuper/googlesuper-create-spreadsheet-column.md
What GOOGLESUPER_CREATE_SPREADSHEET_COLUMN does on Google Super
AI agents use GOOGLESUPER_CREATE_SPREADSHEET_COLUMN to create or update resources in Google Super, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Google Super environment.
| Parameter | Type | Required | Description |
|---|---|---|---|
sheet_id | integer | — | The numeric identifier of the specific sheet (tab) within the spreadsheet where the column will be added. |
insert_index | integer | — | The 0-based index at which the new column will be inserted. For example, an index of 0 inserts the column before the current first column (A), and an index of 1 |
spreadsheet_id | string | — | The unique identifier of the Google Spreadsheet where the column will be created. |
inherit_from_before | boolean | — | If true, the new column inherits properties (e.g., formatting, width) from the column immediately to its left (the preceding column). If false (default), it inh |
Parameters from the server's own tool schema.
Why GOOGLESUPER_CREATE_SPREADSHEET_COLUMN is rated Medium
This tool creates/modifies data in Google Sheets by adding a new column. It is reversible (columns can be deleted), so it falls under Write rather than Destructive. The severity is medium because unauthorized column creation could corrupt spreadsheet structures and workflows, but the impact is limited to a single spreadsheet and the action is undoable. High confidence due to clear description of the tool's function.
From the tool's definition Creates a new column in a Google Spreadsheet
Attacks that exploit this kind of access
The rule that runs GOOGLESUPER_CREATE_SPREADSHEET_COLUMN safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Google Super, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For GOOGLESUPER_CREATE_SPREADSHEET_COLUMN, this is the rule to start with:
GOOGLESUPER_CREATE_SPREADSHEET_COLUMN stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Google Super, apply this rule, and every GOOGLESUPER_CREATE_SPREADSHEET_COLUMN call is checked against it from then on.
Questions about GOOGLESUPER_CREATE_SPREADSHEET_COLUMN
Creates a new column in a Google Spreadsheet, requiring a valid spreadsheet_id and an existing sheet_id; an out-of-bounds insert_index may append/prepend the column. It is categorised as a Write tool in the Google Super MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
GOOGLESUPER_CREATE_SPREADSHEET_COLUMN accepts 4 parameters: sheet_id, insert_index, spreadsheet_id, inherit_from_before. The full parameter table on this page comes from the server's own tool schema.
Register the Google Super MCP server in PolicyLayer and add a rule for GOOGLESUPER_CREATE_SPREADSHEET_COLUMN: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Google Super. Nothing to install.
GOOGLESUPER_CREATE_SPREADSHEET_COLUMN is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the GOOGLESUPER_CREATE_SPREADSHEET_COLUMN rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for GOOGLESUPER_CREATE_SPREADSHEET_COLUMN. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
GOOGLESUPER_CREATE_SPREADSHEET_COLUMN is provided by the Google Super MCP server (googlesuper). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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