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gumroad_create_offer_code

Create offer codes for products by specifying name, discount amount, type, and usage limits to drive sales.

Instructions

Creates a new offer code for a product

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
nameYesThe name/code of the offer (coupon code used at checkout)
universalNoWhether this offer applies to all products. Default: false
amount_offYesThe amount to discount
offer_typeNoThe type of offer (cents or percent). Default: cents
product_idYesThe ID of the product this offer applies to
max_purchase_countNoMaximum number of times this offer can be used
Behavior2/5

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

With no annotations provided, the description must disclose behavioral traits, but it only says what the tool does, not how. It omits side effects (e.g., whether it overwrites existing codes), authorization needs, or error behaviors, leaving the agent with insufficient context.

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 a single, clear sentence without any extraneous information. It is front-loaded and efficient, earning its place 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?

Despite 6 parameters and no output schema or annotations, the description is minimal. It does not explain return values, validation rules, or error conditions, leaving the agent underinformed for reliable invocation.

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 covers all 6 parameters with descriptions, so baseline is 3. The tool description adds no additional meaning beyond what the schema already provides, but it neither contradicts nor improves parameter understanding.

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 action ('Creates') and the resource ('offer code for a product'). It effectively distinguishes this tool from sibling tools like gumroad_delete_offer_code or gumroad_update_offer_code, which have different purposes.

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 implies usage for creating offer codes but provides no explicit guidance on when to use this tool versus alternatives. There is no mention of prerequisites, appropriate contexts, or situations where it should not be used.

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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