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game_call_method

game_call_method

Invoke methods on game nodes during runtime by specifying node path, method name, and optional arguments.

Instructions

Call a method on any node in the running game with optional arguments

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
argsNoOptional array of arguments to pass to the method
methodYesMethod name to call
nodePathYesPath to the node
Behavior2/5

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

No annotations are provided (e.g., readOnlyHint, destructiveHint), and the description does not disclose behavioral traits such as potential side effects (calling a method may modify game state), error handling, or permission requirements. The agent has no insight into the tool's safety or impact.

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

Conciseness4/5

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

The description is a single, concise sentence that front-loads the core action. However, it is slightly under-specified, as it omits any structural elements like conditions or notes. Still, it's efficient with no wasted words.

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

Completeness2/5

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

Given the complexity of calling arbitrary methods on game nodes, the description is too brief. There are no annotations, no output schema, and no mention of return values, error conditions, or call limitations. The agent lacks essential context to use the tool safely and effectively.

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

Parameters3/5

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

Schema description coverage is 100%, and the input schema already documents all three parameters with clear descriptions. The description adds no extra meaning beyond 'with optional arguments', which matches the schema's description for 'args'. Therefore, the description does not enhance the schema's information.

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

Purpose4/5

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

The description specifies that the tool calls a method on any node with optional arguments. It clearly identifies the verb ('call'), resource ('method on any node'), and scope ('in the running game'). While it does not explicitly differentiate from siblings like game_eval or game_set_property, the action is distinct enough among the list of sibling tools.

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, such as game_eval for evaluating expressions or game_set_property for setting properties. The description also lacks any indication of when not to use it, leaving the agent without context for appropriate invocation.

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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