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pauliowest

Campaign Monitor MCP

by pauliowest

test_webhook

Send a test payload to a webhook to verify its configuration and functionality.

Instructions

Send a test payload to a webhook

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
list_idYesThe list ID
webhook_idYesThe webhook ID
Behavior2/5

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

With no annotations, the description does not disclose whether the test payload is actually sent or simulated, nor does it mention any side effects (e.g., whether it logs events). The description is minimal and lacks behavioral 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, front-loaded sentence with no unnecessary words. It is concise and to the point.

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

Completeness3/5

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

Given the simplicity of the tool (2 parameters, no output schema), the description is complete enough to convey the basic purpose. However, for an AI agent, additional context about expected behavior (e.g., success/failure response) would improve completeness.

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?

Since the schema already provides 100% coverage with descriptions, the description adds no additional meaning. It does not explain the relationship between list_id and webhook_id or the format of the test payload.

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 clearly states the action (send a test payload) and the resource (webhook). It is specific and distinguishes from sibling tools by implying a testing purpose, though it could be more explicit about the test payload nature.

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?

The description offers no guidance on when to use this tool versus other webhook tools such as create_webhook or activate_webhook. It does not mention prerequisites (e.g., webhook must exist).

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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