verify

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

With no annotations, the description carries the full burden and does disclose some behavior: it is long-running, returns a job id (so it is async and pairs with job_status), and falls back to the newest render when render_dir is omitted. It does not say whether it mutates state, what permissions it needs, or how long 'long-running' is, so the disclosure is partial.

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?

Front-loads the purpose and the list of checks, then adds scope and mode constraints. No filler sentences, though the multi-clause layout is slightly terse rather than seamlessly structured.

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?

No annotations and no output schema, with 5 params at 0% coverage, so the description must do more. It covers purpose, async behavior, and the key render_dir/mode semantics, but omits project/project_dir meaning and never tells the agent to follow up via job_status, leaving gaps for a long-running 5-parameter tool.

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 0%, so the description must compensate. It adds real meaning for render_dir (absence selects the newest render) and mode (enumerates 'fast'/'full', which the schema does not), and implies which talk is targeted. However project and project_dir are entirely undocumented, so coverage is incomplete.

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 and resource ('Check a render') and enumerates the checks performed (duration, frames, audio continuity, decode, A/V sync at joins). An agent can distinguish it from render or analyze from the facet list, but the description never explicitly contrasts it with the closest-looking siblings (doctor, analyze, status).

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?

It gives a conditional behavior ('Without render_dir, checks the newest render of the talk') and names the two modes, which implies when to pick fast vs full, but it never says when to use verify over alternatives like doctor or analyze, nor states any prerequisites or exclusions. Usage must be inferred.

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