update_endpoint · GASSAPI MCP Server MCP: Risk & Policy

WHAT IT DOES

What update_endpoint does on GASSAPI MCP Server

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

WHY IT NEEDS A POLICY

Why update_endpoint needs a policy

This tool modifies API endpoint configurations reversibly. Changes to endpoint configurations can affect system behavior and dependent workflows, but the operation is not irreversible (can be updated again or reverted). It does not delete data (Destructive), execute arbitrary code (Execute), or move money (Financial).

From the tool's definition Tool name 'update_endpoint' and description 'Update existing endpoint configuration' indicate modification of existing data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_endpoint Rate-limited

update_endpoint 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_endpoint": {
      "limits": [
        {
          "counter": "update_endpoint_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 GASSAPI MCP Server, so you can run agents against it safely.

FAQ

Questions about update_endpoint

What does the update_endpoint tool do? +

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

How do I enforce a policy on update_endpoint? +

Register the GASSAPI MCP Server MCP server in PolicyLayer and add a rule for update_endpoint: 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 GASSAPI MCP Server. Nothing to install.

What risk level is update_endpoint? +

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

Can I rate-limit update_endpoint? +

Yes. Add a rate_limit block to the update_endpoint 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_endpoint completely? +

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

update_endpoint is provided by the GASSAPI MCP Server MCP server (martin-1103/mcp2). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.