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list_collections

Retrieve and manage Postman collections in your workspace. Filter by name and control results with pagination to organize API testing resources.

Instructions

List all collections in a workspace. Supports filtering and pagination.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
workspaceNoWorkspace ID
nameNoFilter results by collections that match the given name
limitNoMaximum number of results to return
offsetNoNumber of results to skip
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. It mentions 'Supports filtering and pagination,' which adds some behavioral context, but does not disclose critical details like authentication requirements, rate limits, response format, error handling, or whether it's a read-only operation. For a list tool with no annotations, this is insufficient.

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 concise and front-loaded with the core purpose in the first sentence. The second sentence adds useful context without redundancy. It is appropriately sized for a list tool, though it could be slightly more informative without losing efficiency.

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?

Given the lack of annotations and output schema, the description is incomplete. It does not explain the return values, error conditions, or behavioral constraints. For a tool with four parameters and no structured output documentation, more context is needed to guide effective use by an AI agent.

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?

Schema description coverage is 100%, so the schema fully documents all four parameters. The description adds minimal value by implying filtering and pagination capabilities but does not provide additional semantics beyond what the schema already states. This meets the baseline for high schema coverage.

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 tool's purpose: 'List all collections in a workspace.' It specifies the verb ('List') and resource ('collections'), and includes the scope ('in a workspace'). However, it does not explicitly differentiate from sibling tools like 'get_collection' or 'list_workspaces,' which reduces clarity slightly.

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 provides no guidance on when to use this tool versus alternatives. It mentions filtering and pagination but does not specify when to choose this over other list tools (e.g., 'list_apis' or 'list_environments') or when to use 'get_collection' for a single collection. No exclusions or prerequisites are stated.

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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