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Nodepool Providers

list_providers
Read-onlyIdempotent

List nodepool cloud providers, flavors, and images for a tenant. Use to inspect available compute resources when debugging Zuul CI build failures.

Instructions

List nodepool cloud providers with flavors and images.

Args: tenant: Tenant (default from env)

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
tenantNo

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes
Behavior3/5

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

Annotations already declare readOnlyHint, destructiveHint, idempotentHint, and openWorldHint, covering the safety profile. The description adds that the tool returns flavors and images, but does not disclose additional behavioral traits such as ordering, pagination, or how tenant affects results. This is consistent with annotations.

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 sentence plus a concise argument line. It contains no filler or redundant phrases, and the structure clearly separates the main action from the parameter documentation.

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?

With an output schema present and strong annotations, the description is nearly adequate for a simple one-parameter listing tool. It lacks a bit of context about the 'nodepool' concept or how tenant scoping works, but overall it provides sufficient coverage for the tool's simplicity.

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 description adds the note 'default from env' for the tenant parameter, which goes beyond the schema's simple default of empty string. However, it does not explain what tenant means in the context of providers or how it filters results, leaving the parameter only partially explained.

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 uses a specific verb 'list' and a clear resource 'nodepool cloud providers', and specifies the content ('flavors and images'). This clearly distinguishes it from sibling list tools like list_projects, list_nodes, and 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. It does not mention exclusions, prerequisites, or relationship to sibling tools. The argument line is about the tenant parameter, not usage context.

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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