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gdb_register

Read all processor registers, read a single register, or write a value to a register to modify program state during debugging.

Instructions

Read all registers, read one register, or write one register.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
actionYes
nameNo
valueNo
confirmNo

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault

No arguments

Behavior2/5

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

Without annotations, the description must disclose behavioral traits. It only lists the three operations but does not mention side effects of writing, required permissions, or whether reading returns a specific format. The 'confirm' parameter hints at a confirmation step but is not explained.

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

Conciseness3/5

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

The description is concise with a single sentence front-loading the operations. However, it is overly brief at the expense of necessary details, making it less structured.

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

Completeness1/5

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

Given the tool's complexity (4 parameters, no schema descriptions, three distinct actions), the description is severely incomplete. It does not describe how to specify which register, how to confirm writes, or what the output schema returns.

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?

With 0% schema description coverage, the description must compensate but fails. It does not map the three operations to the parameters (action, name, value, confirm). The 'action' parameter's allowed values are not listed, and 'name', 'value', 'confirm' are left undefined.

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 three specific operations: reading all registers, reading one register, or writing one register. It uses a specific verb (read/write) and resource (register), making the purpose unambiguous.

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

Usage Guidelines2/5

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

No guidance is provided on when to use this tool versus alternatives like gdb_memory or gdb_breakpoint. The description does not mention prerequisites or context for each mode.

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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