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Glama

Remove static DHCP reservation

remove_dhcp_host
DestructiveIdempotent

Delete a static DHCP reservation by MAC address on a Keenetic router. Runs in dry-run mode by default.

Instructions

Delete a static DHCP reservation by MAC. dry_run is TRUE by default.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
macYesMAC address
dry_runNoDefault true

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv2.9.0

TDQS

A4/5.0
Behavior4/5

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

Annotations already declare destructiveHint=true and idempotentHint=true, so the safety profile is covered by structured data. The description adds a genuinely important behavioral fact not in the schema defaults visible to a caller: that dry_run is TRUE by default, meaning the call is a no-op unless explicitly overridden. It does not describe auth requirements or side effects on active leases.

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?

Two short sentences, zero filler, with the destructive action front-loaded and the safety-relevant default immediately after. Nothing could be removed without losing signal.

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

Completeness4/5

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

For a two-parameter destructive mutation with full schema coverage and annotations carrying destructive/idempotent hints, plus no output schema to explain, the description covers the essentials including the dry_run safety default. Minor gaps remain around permissions and post-removal effects.

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?

Schema description coverage is 100%, so both parameters are documented structurally, establishing a baseline of 3. The description restates the dry_run default (already in the schema) and clarifies that mac is the lookup key, adding marginal meaning only.

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

Purpose5/5

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

States a specific verb (Delete) and resource (static DHCP reservation) plus the keying field (by MAC). An agent can distinguish it from set_dhcp_host, get_dhcp_static, and remove_dns_host without inspecting schemas.

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

Usage Guidelines3/5

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

Usage is implied by the name and verb, but there is no explicit when-to-use guidance, no mention of the setter counterpart (set_dhcp_host) for creating reservations, and no stated preconditions. Mentioning the dry_run default gives a hint about safe invocation, but routing guidance is absent.

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