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karbassi

slack-mcp

by karbassi

conversations_set_topic

Set the topic of a Slack conversation to clarify the focus and keep discussions organized.

Instructions

Set the topic for a conversation.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
channelYes
topicYes

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault

No arguments

Behavior1/5

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

No annotations exist, and the description fails to disclose any behavioral traits such as whether the operation is destructive, requires specific permissions, or has rate limits. The description merely restates the function's name.

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 description is very short, but it lacks substance. While it is concise, it does not provide enough value beyond the tool's name.

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 the presence of two required parameters and no annotations, the description is severely incomplete. It does not explain the context of setting a topic, any side effects, or how the output schema relates.

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

Parameters1/5

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

The input schema has zero description coverage, and the tool description does not add any meaning to the parameters. It does not explain the format of 'channel' or constraints on 'topic'.

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 verb 'Set' and the resource 'topic for a conversation', which distinguishes it from sibling tools like 'conversations_set_purpose'. However, it could be more specific about what 'topic' means in the Slack context.

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 usage guidelines are provided. There is no indication of when to use this tool versus alternatives like 'conversations_set_purpose' or 'conversations_rename', nor any prerequisites or context.

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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