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OpenShift 4 MCP Server

delete_silence

Cancel an Alertmanager silence in OpenShift by its ID, removing the suppression so alert notifications resume.

Instructions

Delete an Alertmanager silence by its ID.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
clusterNo
silence_idYes

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. Addedv0.1.1

TDQS

B3.1/5.0
Behavior2/5

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

No annotations are provided, so the description carries the full burden of behavioral disclosure, but it only states the bare action. It does not disclose that deletion is permanent, that deleting an unknown or expired silence may error (Alertmanager returns 404), or what the cluster parameter routes to. 'Delete' implies mutation, but nothing beyond that is conveyed.

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?

One sentence, eight words, zero filler, with the core action front-loaded. For a tool this simple, the length is appropriate and every word earns its place.

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?

Complexity is low (2 params, 1 required, no enums), which lowers the burden, but with zero annotations and zero parameter descriptions, the one-liner leaves real gaps: cluster semantics, behavior on unknown IDs, and the link to list_silences/create_silence are all missing. An agent can infer the action but not the failure modes or cluster routing.

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 description coverage is 0%, so the description must compensate, and it barely does. 'By its ID' adds slight meaning to silence_id, but the optional cluster parameter (default '') is entirely unexplained — the agent has no way to know whether or when to supply it.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description states a specific verb ('Delete'), a concrete resource ('an Alertmanager silence'), and the identifying mechanism ('by its ID'). It cleanly distinguishes itself from the sibling tools create_silence and list_silences without requiring the agent to open the schema.

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 gives no guidance on when to use this tool versus alternatives, no prerequisite (that the silence ID comes from list_silences or create_silence), and no exclusions. The only context an agent gets is the operation itself.

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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