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helm_generate_chart

Generate a Helm chart scaffold with templates and default values to structure Kubernetes deployments.

Instructions

Generate a Helm chart scaffold with templates and default values

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
api_keyNoAPI key for authentication
chart_nameYesName of the Helm chart
app_versionNoApplication version
chart_versionNoChart version (default 0.1.0)
Behavior2/5

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

With no annotations provided, the description carries the full burden of disclosing behavior, and it does not say whether the scaffold is written to disk, whether existing files are overwritten, what the return value is, or what role the api_key parameter plays. The only behavioral signal is that it produces templates and default values.

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?

A single sentence with the action verb front-loaded and no filler words. It is efficient, though it could pack in more decision-relevant detail about side effects and authentication without becoming bloated.

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?

With no annotations and no output schema, the description must explain output format, side effects, and prerequisites, but it does none of these. For a scaffold tool with a required api_key parameter and likely file-system writes, this is a meaningful gap; the agent cannot predict what will happen when it calls the tool.

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%, so each of the four parameters is already documented in the schema and the agent doesn't depend on the description for parameter meaning. The description adds no parameter-specific nuance, such as how chart_name shapes the scaffold directory or that chart_version defaults to 0.1.0, but at the 100%-coverage baseline the schema does the heavy lifting.

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 uses a specific verb ('Generate') and a concrete resource ('Helm chart scaffold'), and adds useful detail that the output includes templates and default values. However, it doesn't explicitly differentiate itself from close siblings like helm_add_values or git_generate_templates, so an agent must infer scope from the word 'scaffold' rather than being told.

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 given on when to use this tool rather than alternatives. The sibling set contains closely related tools such as helm_add_values and helm_lint, and the description does not state that this is for initial chart creation versus modifying an existing chart, nor does it name any alternative or prerequisite conditions.

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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