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karbassi

slack-mcp

by karbassi

conversations_request_shared_invite_approve

Approve or decline shared channel invitation requests in Slack, providing an optional message to accompany the decision.

Instructions

Approve a shared channel invite request.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
invite_idYes
channel_idNo
is_approvedNo
messageNo

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault

No arguments

Behavior2/5

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

The description does not disclose behavioral traits such as whether the approval triggers notifications, is reversible, or requires specific permissions. With no annotations provided, the description carries the full burden but fails to provide essential 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.

Conciseness2/5

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

The description is a single sentence, which is concise, but it is under-specified. It does not earn its place because it adds insufficient value beyond the tool name. Key details are missing.

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 lack of annotations, 0% schema coverage, and four parameters including a complex object, the description is far from complete. It does not mention return values despite an output schema being present, and leaves the agent with no guidance on parameter usage.

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?

Schema description coverage is 0%. The description provides no information about any of the four parameters. Notably, the optional 'is_approved' parameter defaults to null, which could imply disapproval, contradicting the tool's name. The 'message' object is entirely opaque.

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 (approve) and the object (shared channel invite request). However, among sibling tools like 'conversations_approve_shared_invite', the description does not differentiate the tool's specific role, which slightly diminishes clarity.

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 on when to use this tool versus alternatives like 'conversations_accept_shared_invite' or 'conversations_decline_shared_invite'. The description lacks any context about prerequisites or use cases.

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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