subscriptions__create_account

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

Description discloses that the full account key is returned once and only its SHA-256 and last four characters are retained, which adds behavioral insight beyond the schema. However, no annotations exist and other traits like authentication or rate limits are omitted.

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?

Description is two concise sentences. The initial bracket providing context is slightly extraneous but not harmful. Information is front-loaded.

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 simple tool with 1 parameter and no output schema, the description lacks clarity on the parameter and the return value (only key retention is mentioned). The agent is left with insufficient context to invoke correctly.

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 0% and the description does not explain the `account_ref` parameter, leaving its meaning unclear. The description fails to compensate for the lack of schema descriptions.

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?

Description clearly states 'Create a free account for bearer attribution' with specific verb and resource. It also provides context of B2B monthly seats but does not differentiate from sibling tools (e.g., identity__register_agent) which serve similar purposes in different modules.

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 usage context is implied by the module (subscriptions) and the description of a free account for bearer attribution, but no explicit guidance on when to use this over alternatives or exclusions is provided.

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