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openstack_list_flavors

List available OpenStack VM flavors (sizes) for a device ID to select appropriate resource configurations.

Instructions

List available VM flavors (sizes) in OpenStack

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
device_idYesOpenStack device ID
Behavior2/5

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

With no annotations, the description bears full responsibility for behavioral disclosure. It states a read-only list but does not explain the role of the required device_id (e.g., whether it filters flavors by that device or is used for authentication). No mention of pagination, ordering, or potential failure modes.

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, concise sentence that immediately states the tool's purpose. No wasted words or unnecessary details.

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?

The tool has one required parameter and no output schema, so the description should clarify the parameter's significance and what the return value contains. It does neither. The reference to 'available' is vague, and the role of device_id is unexplained.

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% for the sole parameter device_id ('OpenStack device ID'), so the baseline is 3. The description adds no additional meaning to the parameter, but the schema already documents it adequately.

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 tool lists available VM flavors in OpenStack, using a specific verb ('List') and a distinct resource ('flavors (sizes)'). This unambiguously differentiates it from sibling tools like openstack_list_servers or openstack_list_images.

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?

The description provides no guidance on when to use this tool versus alternatives, no prerequisites, and no exclusions. It simply states what it does without contextualizing the required device_id parameter or how this fits into the broader OpenStack workflow.

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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