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reboot_device

Restart a UniFi device by providing its MAC address to fix connectivity issues or apply configuration changes.

Instructions

Restart a Unifi device

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
macYesMAC address of the device to restart

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv1.0.0

TDQS

C2.9/5.0
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

No annotations are provided, so the description carries full responsibility for behavioral disclosure. It only states the action 'Restart' and does not mention that a reboot interrupts connectivity, requires the device to be reachable, or what happens to existing sessions.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is a single short sentence with no filler or redundant phrasing. It is front-loaded with the action and resource, making it easy to parse quickly.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness2/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

While the schema covers the parameter, there is no output schema, no annotations, and no note about side effects or post-conditions. For a disruptive action like restarting a device, the description is too sparse to fully inform an agent about expected behavior and potential impact.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The input schema fully documents the only parameter `mac` with the description 'MAC address of the device to restart'. The tool description adds nothing beyond the schema, so it meets the baseline but does not improve parameter understanding.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description 'Restart a Unifi device' clearly states a specific action and resource, so an agent knows exactly what the tool does. It does not explicitly differentiate from siblings like cycle_poe_port or locate_device, but 'restart' itself is unambiguous.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

There is no guidance on when to use this tool versus alternatives, such as when a device is unresponsive or after configuration changes. No exclusions, prerequisites, or preferred contexts are mentioned, leaving the agent to infer usage.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.