ti_indicators

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

With no annotations, the description must disclose behavior itself; it does that by explaining hourly upstream refresh and identical results within the cache window. It also states the indicator categories. It doesn't discuss rate limits or response size, but that is a minor gap for a read-only fetch.

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 purpose is front-loaded and the coverage and caching behavior are compressed into a short second section. Every sentence adds useful operational information 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 fetch tool with one optional, fully documented parameter and an output schema, the description covers the core operational facts: scope, feed curation, refresh cadence, and cache behavior. It could mention how it relates to the paged/MISP variants, but that is not necessary for a correct call.

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 only parameter, summarize, is fully described in the schema, including its two modes and default behavior. The main description doesn't add parameter-level detail, but at 100% schema coverage the baseline 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?

States an explicit verb ('Fetch') and a specific resource ('most recent Indicator Bundles from the Threat Intelligence feed'), then enumerates the indicator types covered. This clearly distinguishes it as the default recent-bundle retrieval endpoint among the TI siblings.

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 gives context about freshness and caching but never tells the agent when to prefer this tool over ti_indicators_paged or ti_indicators_misp. There are no explicit exclusions or alternative conditions, so an agent must infer selection from the name and context.

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