acedatacloud_verify_apple_order

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

With no annotations provided, the description must carry the full burden of behavioral disclosure. It states that the tool both verifies and fulfills, which implies state-changing side effects, and it notes that confirmation is required. However, it does not elaborate on what fulfillment entails, idempotency, failure modes, or whether it can be called multiple times. This is a minimal but not misleading disclosure.

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?

The description is a single, compact sentence that conveys the core purpose and a critical usage requirement. There is no redundant or extraneous text, and it is front-loaded with the main action.

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 relatively simple with only three parameters and an output schema present, so the description does not need to explain return values. It covers the essential requirement (confirmation) and the basic purpose. However, it lacks context on when in the payment flow this should be called (e.g., after receiving a transaction ID) or potential prerequisites, which would make it more complete. It is adequate but not rich.

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% for all three parameters, each having a descriptive entry (e.g., 'Order UUID', 'StoreKit transaction ID'). The description adds the 'Requires confirmation' note, which reinforces the confirm parameter's purpose, but does not add further semantic detail beyond what the schema already provides. Baseline of 3 is appropriate given the high coverage.

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 clearly states the verb ('Verify and fulfill') and resource ('Apple IAP order'), and it is specific enough to distinguish from sibling tools like acedatacloud_verify_site_domain. The additional 'Requires confirmation' hints at the confirm parameter, reinforcing the purpose.

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?

The description implies a key usage rule: confirmation is required to execute the action. However, it provides no explicit guidance on when to use this tool versus alternatives (e.g., when handling Apple IAP specifically) or when not to use it. There is no mention of alternatives or exclusions, so it only partially meets the dimension.

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