execute_playbook

Execute a playbook step by step, passing results forward through context (requires NOW_ASSIST_ENABLED). Supports dry_run.

SERVERNowAIKit — ServiceNow AI Toolkit SOURCEnowaikit

High RISK CLASS

Category Execute

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity verified Pull the record →

This record as markdown: /tools/nowaikit-servicenow-ai-toolkit/execute-playbook.md

WHAT IT DOES

What execute_playbook does on NowAIKit — ServiceNow AI Toolkit

AI agents invoke execute_playbook to trigger actions in NowAIKit — ServiceNow AI Toolkit. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.

RISK

Why execute_playbook is rated High

This tool runs automated playbooks with side effects that depend on playbook configuration and input arguments. While not inherently destructive, playbook execution can modify data, trigger integrations, or change system state. This is Execute rather than Write because playbooks typically orchestrate complex multi-step operations and external integrations whose blast radius extends beyond simple data creation.

From the tool's definition Tool name 'execute_playbook' and description 'Execute a playbook step by step' indicate runtime execution. The ability to pass results forward through context and support dry_run shows this triggers external operations whose effects depend on arguments.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs execute_playbook safely

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

execute_playbook Rate-limited

execute_playbook stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "execute_playbook": {
      "limits": [
        {
          "counter": "execute_playbook_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect NowAIKit — ServiceNow AI Toolkit, apply this rule, and every execute_playbook call is checked against it from then on.

FAQ

Questions about execute_playbook

What does the execute_playbook tool do? +

Execute a playbook step by step, passing results forward through context (requires NOW_ASSIST_ENABLED). Supports dry_run. It is categorised as a Execute tool in the NowAIKit — ServiceNow AI Toolkit MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on execute_playbook? +

Register the NowAIKit — ServiceNow AI Toolkit MCP server in PolicyLayer and add a rule for execute_playbook: 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 NowAIKit — ServiceNow AI Toolkit. Nothing to install.

What risk level is execute_playbook? +

execute_playbook is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit execute_playbook? +

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

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

execute_playbook is provided by the NowAIKit — ServiceNow AI Toolkit MCP server (nowaikit). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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