hcloud_list_gaussdb_flavors

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

Annotations already declare readOnlyHint=true, idempotentHint=true and openWorldHint=true, so the safety profile is fully covered structurally. The description adds nothing on top of that – no note on whether the result set is region-scoped, whether unauthenticated/endpoint constraints apply, or how pagination/volume behaves for a catalog that can be long.

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

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

A single, front-loaded sentence with no filler or redundancy. It is efficient but borders on under-specification, so it doesn't reach the top of the scale.

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

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

The tool is simple (two params, read-only, one required) and the annotations carry the safety semantics, so the definition is workable. Still, with no output schema and no explanation of what a flavor record contains or how filters interact, an agent has to guess at result shape and filtering behavior.

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

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

Schema description coverage is 100%, so both parameters (region, db_type) are already documented in the schema, and the baseline of 3 applies. The description mentions 'flavors/specs' but doesn't clarify how db_type filters or whether region restricts the returned catalog beyond what the schema states.

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

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

The description uses a specific verb+resource pair ('List... GaussDB (openGauss) instance flavors/specs') that maps directly onto the tool name and separates it from the many sibling flavor-listers (hcloud_list_dcs_flavors, hcloud_list_rds_flavors, hcloud_list_dws_flavors) via the named service. It doesn't, however, say how it relates to those siblings or what a 'flavor' entails in this context.

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

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

There is no when-to-use or when-not-to-use guidance and no mention of alternatives or prerequisites. The agent can infer that this is a discovery call made before provisioning a GaussDB instance, but nothing in the text confirms that or excludes other calls.

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