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game_call_method

Call methods on any game node during runtime, passing optional arguments to control behavior in real time.

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?

With no annotations, the description must disclose behavioral traits. It states 'call a method' which implies mutation but does not mention risks (e.g., game crashes, permission requirements, synchronous execution) or how errors are handled.

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, front-loaded sentence that efficiently communicates the tool's core action without extraneous words. Every word serves a purpose.

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?

For a potentially dangerous tool that calls arbitrary methods on game nodes, the description is too minimal. It does not explain return behavior, error states, or execution context. Given the complexity of the game environment and the lack of output schema, more context is needed.

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 coverage is 100% with each parameter having a description. The description adds only that arguments are optional, which is already clear from the schema. No additional semantic value beyond the schema.

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 clearly states the action (call a method) and target (any node in the running game with optional arguments). It distinguishes the tool from siblings by implying method invocation on nodes, though it does not explicitly differentiate from similar tools like game_set_property or game_eval.

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 (e.g., game_set_property, game_connect_signal, game_eval). The description lacks indications of prerequisites, limitations, or preferred use cases.

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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