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Telegram MCP

list_chat_folders

Retrieve all Telegram chat folders for a specified account without modifying their configuration. Use to inspect folder structure and organize chats via read-only access.

Instructions

List Telegram chat folders without changing their configuration.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
accountNo

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv2.3.0

TDQS

C2.8/5.0
Behavior2/5

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

With no annotations, the description carries the full behavioral burden, and it discloses only one trait: the call does not alter folder configuration. It says nothing about pagination, return shape, ordering, or account requirements for a listing operation.

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?

One compact sentence with the non-mutating guarantee front-loaded and no filler. It is lean, though some of that leanness is under-specification rather than economy.

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 read-only listing with one optional parameter and no output schema, the description is minimally adequate. It omits return contents and the account parameter's role, which a caller would still have to guess.

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% and the single 'account' parameter has no title-level documentation beyond a default of empty string. The description adds no meaning about what account means or how it affects the listing.

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?

States a specific verb (List) and resource (Telegram chat folders), so the agent knows exactly what the tool returns at a high level. It does not explicitly contrast with the nearby list_folder_chats or list_chats, but the resource is distinct enough to stand on its own.

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?

There is no guidance on when to use this versus list_folder_chats (chats inside a folder) or list_chats, nor any mention of prerequisites. Usage can only be inferred from the resource name.

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