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lazymac2x

lazymac-mcp

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Generate SVG or PNG placeholder images, avatar initials, and geometric patterns for development and design mockups.

Instructions

SVG / PNG placeholders, avatar initials, geometric patterns

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
paramsNoFree-form params object — passed as query string for GET, JSON body for POST
Behavior2/5

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

No annotations are provided, so the description carries the full burden of behavioral disclosure. It hints at output types but doesn't specify whether this is a read-only operation, what formats are supported, any rate limits, or how the tool behaves with different parameters. This leaves significant gaps in understanding the tool's behavior and constraints.

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 very concise, listing three output types in a single phrase without unnecessary words. However, it could be more structured by front-loading a clear action verb, but it efficiently communicates the core idea without waste.

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 a tool with a free-form parameter object and no output schema, the description is insufficient. It doesn't explain what the tool returns, how to interpret the parameters, or any behavioral traits, making it incomplete for effective agent use despite the high schema coverage.

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?

The input schema has 100% description coverage, indicating the single parameter 'params' is a free-form object passed as query string or JSON body. The description doesn't add any meaning beyond this, such as examples of common parameters or their effects, but since schema coverage is high, the baseline score of 3 is appropriate as the schema handles the documentation adequately.

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

Purpose3/5

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

The description lists three types of outputs (SVG/PNG placeholders, avatar initials, geometric patterns) which gives a general sense of what the tool generates, but it lacks a clear verb specifying the action (e.g., 'generate' or 'create') and doesn't distinguish it from sibling tools like 'color_palette' or 'qr_code' that also produce visual outputs. The purpose is somewhat vague without explicit action verbs.

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. The description doesn't mention any specific contexts, prerequisites, or exclusions, and it fails to differentiate from sibling tools that might serve similar visual generation purposes, leaving the agent without clear usage instructions.

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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