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

No annotations exist, so the description carries the full behavioral burden. It does disclose the payload contents (build time, recompute checks, counts, network posture), which effectively doubles as a return-value sketch in the absence of an output schema, but it says nothing about cost, caching, auth requirements, or whether it makes network calls.

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?

Two compact sentences: the first front-loads what the tool returns, the second gives the directive. The dense field enumeration earns its space because no output schema exists to describe the payload.

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 annotations, no output schema, and no parameters, the description is the only documentation an agent gets, and it covers both content and call ordering adequately. Minor gap: it does not characterize freshness thresholds or how to interpret the network posture field.

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 tool takes zero parameters, so there is no parameter semantics to explain; the baseline for a parameterless tool applies. Nothing in the description conflicts with the empty 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?

Names a specific resource (server health and data provenance) and enumerates exactly what it covers: index build time, recompute checks, verdict/receipt/anchor counts, mainnet vs testnet posture. Siblings (get_bench_verdict, verify_receipt, etc.) all operate on individual artifacts, so this aggregate-status role is distinguishable, though the description never explicitly contrasts itself with them.

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?

'Call this first to judge freshness' gives a clear, actionable ordering directive that tells the agent when to reach for this tool. It stops short of naming alternatives or when-not-to-use conditions, so it lands just below the top band.

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