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preference_center_create

Create a new preference center in Braze to let users control their communication preferences and subscription settings.

Instructions

Create a new preference center.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
nameYesPreference center name
stateNo
apiKeyNoBraze REST API key
restEndpointNoBraze REST endpoint URL
redirect_page_htmlNoRedirect page HTML
confirmation_page_htmlNoConfirmation page HTML
preference_center_titleNoTitle shown to users
preference_center_optionsNo
preference_center_page_htmlNoCustom HTML content

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv1.0.0

TDQS

C2.1/5.0
Behavior1/5

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

With no annotations provided, the description carries the full burden of behavioral disclosure but provides none. It doesn't mention authentication requirements (apiKey/restEndpoint are params), whether creation is reversible, side effects, or what the response contains. A mutation tool with this sparse description is seriously under-specified.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness3/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The single sentence is concise and front-loaded, but it is too sparse to be informative. Conciseness is achieved at the cost of completeness, which undermines its utility.

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

Completeness1/5

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

Given 9 parameters, nested objects, no output schema, and no annotations, the description is completely inadequate. It omits authentication context, parameter roles, and any behavioral details an agent needs to invoke the tool correctly.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters2/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The schema has 78% description coverage, covering most parameters, but the description adds no meaning beyond what's in the schema. The state enum and nested preference_center_options lack explanation in the description, and required parameters like 'name' are only documented in the schema. The description does not compensate for the coverage gap.

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 states a clear verb ('Create') and resource ('preference center'), matching the tool name. However, it offers no differentiation from the sibling preference_center_update tool or explanation of what scope/kind of preference center is created. It is minimally descriptive without distinguishing from alternatives.

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?

There is no guidance on when to use this tool versus alternatives like preference_center_update or preference_centers_list. It doesn't state prerequisites or context for creation, leaving the agent to infer usage from the name alone.

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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