list_services
List public Orca service and region pages. Not live VA profiles.
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| query | No | Optional filter, such as email or philippines. |
List public Orca service and region pages. Not live VA profiles.
| Name | Required | Description | Default |
|---|---|---|---|
| query | No | Optional filter, such as email or philippines. |
Changes observed during successful MCP inspections.
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 does disclose a scope boundary (not live VA profiles) which is useful behavioral context. But it doesn't state whether results are paginated, how many are returned, whether it's read-only (inferred but unstated), or the shape of the output. For a description with zero annotation coverage, this is inadequate.
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?
Two short sentences, zero waste, front-loaded with the primary action. Every word earns its place.
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?
For a tool with no annotations and no output schema, the description is too sparse. It doesn't explain return format, pagination, or what 'Orca service and region pages' actually contain. The exclusion is helpful but leaves substantial gaps for a tool whose structured fields can't compensate.
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 the schema already documents the 'query' parameter with an example. The description adds no information about the query parameter beyond the baseline. Per rubric, baseline 3 applies when schema does the heavy lifting.
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?
States a specific verb (List) and resource (public Orca service and region pages). The second sentence distinguishes it from related content ('live VA profiles'), which helps differentiate from siblings like list_faqs. Reasonably clear what the tool returns, though 'Orca service and region pages' is somewhat domain-specific jargon.
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?
Provides one exclusion ('Not live VA profiles') which implies when NOT to use, but gives no explicit guidance on when to use it versus alternatives or what condition triggers it. Siblings like understand_site, list_faqs, or match_intent aren't referenced. Usage context is implied but thin.
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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