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risnake

@rishblob/canvas-mcp-server

by risnake

list_conversations

List Canvas conversations for the current user, with optional filters for unread, starred, or archived messages and pagination control.

Instructions

List conversations for the current user

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
scopeNoFilter by conversation scope
per_pageNoNumber of results per page (default 20)

Schema Changelog

Changes observed during successful MCP inspections. Dates show when Glama detected each change.

  1. First observedv1.0.0

TDQS

A3.5/5.0
Behavior3/5

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

With no annotations, the description carries the burden of behavioral disclosure. It conveys a read-only listing operation scoped to the current user, which implies an authorization boundary, but it does not mention pagination behavior, ordering, or response shape, so transparency is only partial.

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?

The description is a single concise sentence with no filler or redundancy. It front-loads the verb and resource, making the tool's purpose immediately clear.

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

Completeness3/5

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

For a simple list tool with only two optional parameters, the description is minimally adequate: it names the operation and scope, and the schema documents the parameters. However, the absence of an output schema and any behavioral notes about pagination or return content leaves some ambiguity about what exactly will be returned.

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%, and both 'scope' and 'per_page' are already documented in the schema with meaningful descriptions. The tool description adds no additional parameter semantics, so the baseline score of 3 applies.

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 clearly states the action ('List'), the resource ('conversations'), and the scope ('for the current user'). This distinguishes it from sibling tools like get_conversation and create_conversation even without naming them.

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 such as get_conversation for a single conversation or create_conversation for starting one. There are no exclusions, prerequisites, or context signals to help an agent choose correctly.

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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