update_bidder · AdButler MCP: Risk & Policy

WHAT IT DOES

What update_bidder does on AdButler

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

PARAMETERS

Parameter	Type	Required	Description
`id`	number	Yes	Bidder ID
`name`	string	—	Bidder name
`status`	string	—	Bidder status
`bid_url`	string	—	Bid endpoint URL

Parameters from the server's own tool schema.

WHY IT NEEDS A POLICY

Why update_bidder needs a policy

This tool creates or modifies data reversibly by updating bidder settings/properties. It does not delete data (Destructive), execute arbitrary code (Execute), move money (Financial), or merely retrieve data (Read).

From the tool's definition Tool name 'update_bidder' and description 'Update an existing bidder' indicate modification of existing data related to bidding configuration within the AdButler ad management system.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_bidder Rate-limited

update_bidder 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": {
    "update_bidder": {
      "limits": [
        {
          "counter": "update_bidder_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches AdButler, so you can run agents against it safely.

FAQ

Questions about update_bidder

What does the update_bidder tool do? +

Update an existing bidder. It is categorised as a Write tool in the AdButler MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

What parameters does update_bidder accept? +

update_bidder accepts 4 parameters: id, name, status, bid_url. Required: id. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on update_bidder? +

Register the AdButler MCP server in PolicyLayer and add a rule for update_bidder: 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 AdButler. Nothing to install.

What risk level is update_bidder? +

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

Can I rate-limit update_bidder? +

Yes. Add a rate_limit block to the update_bidder 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 update_bidder completely? +

Set action: deny in the PolicyLayer policy for update_bidder. 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 update_bidder? +

update_bidder is provided by the AdButler MCP server (adbutler/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.