atp_apply_future_patch · ATP Librarian MCP Server MCP

WHAT IT DOES

What atp_apply_future_patch does on ATP Librarian MCP Server

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

WHY IT NEEDS A POLICY

Why atp_apply_future_patch needs a policy

This tool creates or modifies the task graph structure reversibly—patches can presumably be undone or reverted. It does not delete data irreversibly (Destructive), execute external code (Execute), involve financial transactions (Financial), or merely read data (Read).

From the tool's definition The tool 'applies a bounded future-graph patch' which modifies the task dependency graph state, making it a data modification operation. The description indicates it updates graph structure when conditions are met ('when no nodes are currently claimed').

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

atp_apply_future_patch Rate-limited

atp_apply_future_patch 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": {
    "atp_apply_future_patch": {
      "limits": [
        {
          "counter": "atp_apply_future_patch_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 ATP Librarian MCP Server, so you can run agents against it safely.

FAQ

Questions about atp_apply_future_patch

What does the atp_apply_future_patch tool do? +

Applies a bounded future-graph patch when no nodes are currently claimed. It is categorised as a Write tool in the ATP Librarian 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 atp_apply_future_patch? +

Register the ATP Librarian MCP Server MCP server in PolicyLayer and add a rule for atp_apply_future_patch: 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 ATP Librarian MCP Server. Nothing to install.

What risk level is atp_apply_future_patch? +

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

Can I rate-limit atp_apply_future_patch? +

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

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

atp_apply_future_patch is provided by the ATP Librarian MCP Server MCP server (manuelcecchetto/atp-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.