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1622352030

lab-equipment-mcp

by 1622352030

agilent33500b_disconnect

Disconnect from the Agilent 33500B signal generator by closing its VISA session, freeing the instrument for other applications.

Instructions

Close only the Agilent/Keysight 33500B VISA connection.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault

No arguments

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes
Behavior2/5

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

Annotations provide no helpful hints (all false), so the description carries the full burden. It only states what the tool does without disclosing side effects, idempotency behavior, prerequisites (e.g., whether a connection must exist), or impact on other connections. It doesn't say if calling disconnect on an already-closed connection is safe, which is a significant gap for a state-changing operation.

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 a single sentence, 9 words, conveying the essential purpose without any wasted words. It is appropriately sized for a simple tool with no parameters, and the key qualifier 'only' is front-loaded, providing clear scope immediately.

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?

For a simple disconnect tool with no parameters and an output schema, the description covers the basic purpose but omits contextual details like when to call it (e.g., during cleanup), whether it's idempotent, or how it relates to the corresponding connect operation. Given the low complexity, this is adequate but not thorough; a 3 reflects the clear gap in usage context.

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

Parameters4/5

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

The tool has zero parameters, so the input schema is already complete (100% coverage). Per the baseline for zero-parameter tools, the description doesn't need to add parameter details. The description correctly stays silent on parameters, and no additional semantic guidance is needed.

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 specific action (close) and the exact resource (Agilent/Keysight 33500B VISA connection). The word 'only' distinguishes it from other disconnect tools for different instruments, making its purpose unambiguous and differentiating it from siblings like `sdg1062x_disconnect` or `disconnect_instrument`.

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 when you need to close the 33500B connection, but it does not explicitly mention alternatives or when not to use it. It lacks guidance on choosing between this and the generic `disconnect_instrument` or sibling-specific disconnect tools. Usage is inferred from the name and 'only' qualifier rather than explicitly stated.

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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