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

Annotations only flag openWorld=true and idempotent=true; the description supplies the real behavior: free launches take about a week pending email confirmation, a key makes it live today plus a 30-day feature, and the action publishes the product publicly and therefore needs user consent. That is well beyond what any structured field provides.

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?

Four sentences, front-loaded with what gets created, then the timing modes, then the consent instruction. Every sentence carries information an agent needs and nothing repeats the schema.

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?

With no output schema, the description tells the agent what the submission produces and how long it takes, which is the critical missing piece. It stops short of covering what happens if the same product is submitted twice despite the idempotent annotation, or what the tool returns on success.

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 coverage is 86%, so the baseline is 3; the description earns a bump by explaining what the key parameter actually changes (immediate go-live and 30-day featuring) and by clarifying that email is the confirmation address used in the launch flow. The remaining parameters are left entirely to the schema.

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 (launch) and resource (the user's product on RankRoot) and enumerates the concrete artifacts produced: a public launch page, a directory and category listing, and a visitor count. This is clearly distinguishable from the sibling list_launches, which reads rather than creates launches.

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?

Gives an explicit precondition (ask the user before submitting because it publishes publicly) and states the two operating modes keyed on whether a license key is supplied. It doesn't point at any sibling alternative such as get_pricing or list_launches, but the when-to-use context is unambiguous.

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