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Henryk91
by Henryk91

trigger_n8n_workflow

Start an n8n workflow by providing a prompt. Automate processes by initiating the workflow with your input.

Instructions

Trigger an n8n workflow with a prompt

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
promptYes

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes
Behavior1/5

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

With no annotations, the description carries the full burden for behavioral disclosure. 'Trigger an n8n workflow' implies an external side effect, but the description omits any information about authentication, asynchronous behavior, rate limits, or potential impact.

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?

The description is a single, short sentence with no redundant words, making it easy to scan. It is under-specified overall, but no words are wasted.

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?

The tool is simple with one parameter, but as an external workflow trigger it lacks essential context about side effects and expected behavior. The output schema may cover return values, but description-level completeness is insufficient.

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?

Schema coverage is 0%, and the description only repeats that a 'prompt' is used without adding format, length limits, or examples. It adds minimal value beyond the schema's bare parameter name.

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 ('Trigger') and resource ('n8n workflow'), clearly indicating the action. It differs sharply from sibling tools (add, subtract, multiply, divide), making the intended operation unambiguous, though it does not specify which n8n workflow.

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 provided about when to use this tool versus alternatives. The sibling tools are clearly arithmetic, so use is implied, but the description does not state prerequisites, context, or exclusion criteria.

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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