format_plan_block · Oracle Models MCP: Risk & Policy

WHAT IT DOES

What format_plan_block does on Oracle Models

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

WHY IT NEEDS A POLICY

Why format_plan_block needs a policy

This tool creates or formats data (a plan block) for use in a system protocol. It performs a write-like action by generating content, but the impact is limited to local formatting/output generation with no side effects, external calls, or irreversible operations.

From the tool's definition The tool generates output ("Generates the formatted output block") that is intended to be "pasted at the end of every plan as a system protocol," indicating creation or modification of structured data/content.

Risk signalsBulk/mass operation — affects multiple targets

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

format_plan_block Rate-limited

format_plan_block 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": {
    "format_plan_block": {
      "limits": [
        {
          "counter": "format_plan_block_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 Oracle Models, so you can run agents against it safely.

FAQ

Questions about format_plan_block

What does the format_plan_block tool do? +

MANDATORY: Generates the formatted output block to be pasted at the end of every plan as a system protocol. It is categorised as a Write tool in the Oracle Models MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on format_plan_block? +

Register the Oracle Models MCP server in PolicyLayer and add a rule for format_plan_block: 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 Oracle Models. Nothing to install.

What risk level is format_plan_block? +

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

Can I rate-limit format_plan_block? +

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

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

format_plan_block is provided by the Oracle Models MCP server (vanppsa/oracle-models). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.