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max_set_property

Set one property across many 3ds Max nodes in a single undo block for bulk edits to names, colors, positions, or visibility using MAXScript-style values.

Instructions

Set one property on many nodes inside a single undo block.

Examples: prop="wirecolor" value=[255,0,0]; prop="name" value="SM_x"; prop="pos" value=[0,0,100]; prop="visibility" value=False.

Args: names: node names to touch. prop: property name as MAXScript sees it (getProperty/setProperty). value: number, string, bool, or 3-element list for Point3.

Input Schema

NameRequiredDescriptionDefault
propYes
namesYes
valueYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv0.3.5

TDQS

A3.6/5.0
Behavior3/5

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

With no annotations provided, the description carries the full behavioral burden. It usefully discloses that the operation is grouped into a single undo block and lists accepted value types, but it does not explain missing-node behavior, whether all nodes must exist, or what the tool returns.

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 front-loaded with the core action and undo behavior, followed by concise examples and a compact Args section. Every sentence adds useful information without repetition.

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?

The tool is simple with three required parameters, and the description explains how to call it correctly. However, because there are no annotations and no output schema, it should ideally mention return behavior and error handling for invalid nodes or properties.

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?

Schema description coverage is 0%, so the description must compensate for all three parameters. It defines names as node names to touch, prop as the MAXScript property name used by getProperty/setProperty, and value as a number, string, bool, or 3-element Point3 list, which is strong semantic coverage.

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 states a specific verb and resource: setting one property on many nodes. It adds the important scope detail that the operation happens inside a single undo block. It does not explicitly distinguish itself from siblings like max_eval or max_api, so it stops short of a 5.

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 examples clarify intended usage for common properties such as wirecolor, name, pos, and visibility. However, the description does not state when to use this tool instead of max_eval or max_api for property changes, nor does it mention exclusions or failure cases.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.