util_csv_rename_columns

SERVERDelx Mcp A2a SOURCEhttps://api.delx.ai/v1/mcp

Medium RISK CLASS

Category Write

Parameters 22 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-davidmosiah-delx-mcp-a2a/util-csv-rename-columns.md

WHAT IT DOES

What util_csv_rename_columns does on Delx Mcp A2a

AI agents use util_csv_rename_columns to create or update resources in Delx Mcp A2a, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Delx Mcp A2a environment.

Parameter	Type	Required	Description
`text`	string	Yes	Text supplied to CSV Rename Columns; used only for this bounded calculation and processed in memory without retention.
`mapping`	object	Yes	Mapping supplied to CSV Rename Columns; used only for this bounded calculation and processed in memory without retention.

Parameters from the server's own tool schema.

RISK

Why util_csv_rename_columns is rated Medium

An AI agent can call util_csv_rename_columns faster than any human can review: one bad instruction and it creates or modifies resources in Delx Mcp A2a by the hundred, each call as confident as the last.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs util_csv_rename_columns safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Delx Mcp A2a, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For util_csv_rename_columns, this is the rule to start with:

util_csv_rename_columns Rate-limited

util_csv_rename_columns 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "util_csv_rename_columns": {
      "limits": [
        {
          "counter": "util_csv_rename_columns_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Delx Mcp A2a, apply this rule, and every util_csv_rename_columns call is checked against it from then on.

FAQ

Questions about util_csv_rename_columns

What does the util_csv_rename_columns tool do? +

CSV Rename Columns renames CSV header columns using a caller mapping from bounded caller-supplied values without an external provider. Call CSV Rename Columns before an agent hands structured data or a batch plan to a downstream tool with a stricter contract. Returns the bounded transformation or validation finding with counts, normalized values, and a versioned result contract for CSV Rename Columns as versioned deterministic JSON. Limitation: Processes bounded caller-supplied data in memory only; it performs no file fetch, database write, code execution, or retention. It is categorised as a Write tool in the Delx Mcp A2a MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

What parameters does util_csv_rename_columns accept? +

util_csv_rename_columns accepts 2 parameters: text, mapping. Required: text, mapping. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on util_csv_rename_columns? +

Register the Delx Mcp A2a MCP server in PolicyLayer and add a rule for util_csv_rename_columns: 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 Delx Mcp A2a. Nothing to install.

What risk level is util_csv_rename_columns? +

util_csv_rename_columns is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit util_csv_rename_columns? +

Yes. Add a rate_limit block to the util_csv_rename_columns 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.

How do I block util_csv_rename_columns completely? +

Set action: deny in the PolicyLayer policy for util_csv_rename_columns. 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.

What MCP server provides util_csv_rename_columns? +

util_csv_rename_columns is provided by the Delx Mcp A2a MCP server (https://api.delx.ai/v1/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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