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queue_queue_pop

Remove and return the next item from a named queue. Returns the item and remaining queue size, or an empty indicator if the queue is empty.

Instructions

[queue] Remove and return the next item. Returns {item, size} or {item: null, empty: true}.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
nameYes

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes
Behavior3/5

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

No annotations provided, so description carries full burden. It discloses mutative behavior ('Remove') and return format, but lacks details on error handling (e.g., empty queue vs. nonexistent queue) or prerequisites (e.g., queue must exist).

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is extremely concise with two sentences, no redundant words, and front-loaded with the core action. Every sentence adds value.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the output schema exists (implied by return format in description), the description covers return values. However, it lacks context on edge cases (e.g., queue not found) and does not mention that this is a destructive operation (though implied). Adequate but incomplete.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters1/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The input schema has one required parameter 'name' with 0% schema description coverage. The description does not explain what 'name' refers to (queue name). Without this, the agent cannot correctly provide the parameter value.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states the action ('Remove and return the next item') and the resource (queue). It distinguishes from siblings like queue_queue_push and queue_queue_peek by specifying removal. The return format is also described.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines3/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The description implies usage for popping from a queue, but does not explicitly state when to use it versus alternatives (e.g., peek) or when not to use it (e.g., if queue doesn't exist). No exclusions or alternative suggestions.

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

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