activate

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

With no annotations, the description carries full burden. It discloses that the tool validates the key against the license server, adds credits to the local balance, and returns a structured object with fields like activated, plan, credits_added, total_credits. It also mentions common error types. It does not discuss idempotency or behavior if the key is already activated, but overall transparent.

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 three concise sentences: action, validation and credit addition, then return value and errors. It is front-loaded and every sentence adds value without redundancy.

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 one-parameter tool with no output schema, the description is complete: it explains the action, provides the return shape, and lists common errors. No important aspect is missing.

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?

The input schema is fully covered (100%) with a clear description for license_key: 'Your Pipepost license key from Lemon Squeezy'. The description adds that the key is from pipepost.dev and validates against the license server, but this adds minimal value beyond the schema description. Baseline 3 is appropriate.

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 tool activates a Pipepost credit-pack license key from pipepost.dev, with a specific verb+resource. It is distinct from sibling tools which include analytics, social media posting, and content management; none duplicate this function.

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 provides context on when to use (for activating a purchased license key), notes it is FREE, and lists common errors (VALIDATION_ERROR, NETWORK_ERROR) to help decide if the tool is appropriate. However, it does not explicitly state when not to use or mention alternatives, but given no sibling tool serves the same purpose, this is minor.

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