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chromewebstore_developer

Get a Chrome Web Store publisher's details and listed items by publisher ID, including EU trader information like legal name, email, and address.

Instructions

Retrieve a Chrome Web Store publisher and their items. Returns a Chrome Web Store publisher (developer) by publisher id, including the disclosed trader details — legal name, email, phone, address, website, and D-U-N-S number — plus the publisher's listed items ("More from ..."). Trader fields are only present for publishers that identify as EU traders. Defaults: num=50, country=us, lang=en.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
idYesChrome Web Store publisher id (u + 32 hex chars)
numNoMaximum number of items
langNoTwo-letter language code
countryNoTwo-letter storefront country code
Behavior4/5

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

No annotations are provided, so the description carries the full burden. It discloses that trader details are only present for EU traders and specifies default values for optional parameters (num=50, country=us, lang=en). However, it does not explicitly state that the operation is read-only or mention any authentication requirements or potential errors.

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 three sentences, front-loaded with the main purpose, followed by trader detail clarification, and ending with default parameter values. Every sentence adds unique information without redundancy, making it both concise and well-structured.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given no output schema, the description adequately describes the return: publisher details with conditional trader fields and listed items. It covers the conditional nature of trader data and provides defaults. However, it does not describe possible errors (e.g., invalid id) or the structure of the returned items, which limits completeness slightly.

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 100%, so the schema describes all 4 parameters. The description adds value by stating default values for num, country, and lang, which are not in the schema descriptions. The id parameter's format is repeated from the schema, so minimal additional value there.

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 clearly states the tool retrieves a Chrome Web Store publisher and their items, including specific details like trader information and listed items. It explicitly mentions the verb 'Retrieve' and the resource 'Chrome Web Store publisher and their items', distinguishing it from sibling tools like chromewebstore_item or chromewebstore_search.

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 description explains what the tool does but does not explicitly state when to use it versus alternatives like chromewebstore_item for individual items or chromewebstore_search for finding publishers. The usage context is implied by the tool name and description, but no explicit guidance is given.

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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