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create_render_node

Create a ROP render node in Houdini by setting its type, name, and parent path to enable rendering output.

Instructions

Create a ROP (render) node.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
nameNo
parent_pathNo/out
render_typeNoopengl
Behavior2/5

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

With no annotations, the description carries the full burden of behavioral disclosure. It only states the action without mentioning creation side effects, prerequisites, defaults, or expected behavior. There is no information about what happens upon success, failure, or how the node is created within the Houdini scene.

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 a single concise sentence with no wasted words, but it is under-specified. While appropriately sized for a simple tool, the lack of any detail beyond the basic action makes it too brief to be fully useful.

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 3 parameters, no output schema, and no annotations, this description is severely incomplete. It fails to explain key aspects such as what ROP stands for, the meaning of render_type options, the role of parent_path, or any side effects.

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 0% description coverage, and the description does not explain any of the three parameters (name, parent_path, render_type). Since the description adds no meaning beyond the schema, the agent has no insight into allowed values, defaults, or semantics.

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 'Create a ROP (render) node' uses a specific verb and resource, clearly indicating the tool's function. It distinguishes itself from generic create_node by specifying ROP (render) node, though it doesn't explicitly differentiate from create_node or other create_* 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 like create_node, list_render_nodes, or setup_render. The description only states what it does, leaving the agent to infer usage context.

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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