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call518

MCP-OpenStack-Ops

by call518

get_load_balancer_pool_members

Retrieve and list members for a specific OpenStack load balancer pool, showing their addresses, ports, weights, health status, and admin/operational state.

Instructions

Get members for a specific OpenStack load balancer pool.

Functions:

  • Lists all members in a specific pool

  • Shows member addresses, ports, weights, and health status

  • Displays member admin state and operational status

  • Provides monitor configuration for each member

Use when user requests:

  • "Show members for pool [name/id]"

  • "List pool members"

  • "What members are in pool [name]?"

  • "Show pool member status"

Input Schema

NameRequiredDescriptionDefault
pool_name_or_idYesPool name or ID to query members for

Output Schema

NameRequiredDescriptionDefault
resultYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. Changed1 schema field changedv3.5.8
    • addedInput schema / properties / pool_name_or_id / description
      Added value: +"Pool name or ID to query members for"
  2. First observedv0.1.0

TDQS

A3.9/5.0
Behavior4/5

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

No annotations are provided, so the description carries the full burden, and it does reasonably well: it enumerates the returned data (addresses, ports, weights, health status, admin/operational state, monitor config), making clear this is a read-only enumeration. It does not mention behavior for a nonexistent pool, pagination, or permissions.

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?

Front-loaded one-sentence purpose followed by an optional function list and phrasing examples; each block is useful and skimmable. The 'Functions' bullets partially overlap with the opening sentence, adding mild redundancy.

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

Completeness4/5

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

With an output schema present, the description need not document return shape, and it still summarizes the visible fields. For a one-parameter read tool with no annotations this is nearly complete; only error/empty-result behavior is unaddressed.

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?

Single parameter at 100% schema coverage, so the schema already explains 'pool_name_or_id'. The description only implies the argument via 'a specific ... pool' and adds no format hints or accepted-ID notes beyond what the schema states.

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?

Opens with a specific verb+resource: 'Get members for a specific OpenStack load balancer pool.' This is clearly distinct from siblings like get_load_balancer_pools, though it doesn't explicitly state the relationship (use get_load_balancer_pools to discover a pool, then this tool to enumerate members).

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines4/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The 'Use when user requests' block gives four concrete, quoted invocation phrases, which makes selection easy. It lacks any when-not guidance or pointer to alternatives (e.g. get_load_balancer_pools for listing pools or get_load_balancer_health_monitors for pool-level health).

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.