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cloud_list_firewalls

cloud_list_firewalls

Retrieve a list of firewalls in your Hetzner cloud account. Filter by ID, name, or labels, and choose compact or full payload output.

Instructions

List firewalls. Read only, free. Compact by default.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
idNoOptional resource id to fetch a single item.
queryNoOptional query parameters such as name or label_selector.
verboseNoReturn full payload instead of the compact view.
Behavior4/5

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

No annotations are provided, so the description carries the full burden. It discloses read-only behavior (no destructive actions), free cost, and default compact output, which adequately informs the agent about the tool's traits for a listing operation.

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 extremely concise with three short, front-loaded sentences. Every word adds value—no redundancy or fluff.

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 list tool with no output schema, the description covers purpose, safety (read-only, free), and default output format. It lacks mention of pagination or full list behavior, but for a simple list operation this is generally sufficient.

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

Parameters4/5

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

The schema has 100% coverage with descriptions for all three parameters. The tool's description adds value by noting 'Compact by default', which relates to the verbose parameter's default behavior, providing extra context beyond the schema.

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?

The description clearly states the verb 'List' and resource 'firewalls', distinguishing it from sibling tools. It also adds context like 'Read only, free, Compact by default' which clarifies the operation.

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

Usage Guidelines4/5

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

The description provides valuable usage context indicating it is a read-only, free operation with compact output by default, helping the agent decide when to use it. However, it does not explicitly contrast with sibling list tools or provide when-not-to-use guidance.

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

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