Skip to main content
Glama
1msg

1msg MCP

Official
by 1msg

create_groups

Creates a new group in the 1msg chat API. Enables setting up group conversations within your MCP client.

Instructions

Create Group

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault

No arguments

Behavior1/5

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

With no annotations and a description that merely says 'Create Group', there is zero disclosure of behavioral traits such as side effects, authentication requirements, idempotency, or response behavior. The description carries the full burden and fails to meet it.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness2/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is extremely under-specified. Although it is short, it does not earn its place because it conveys no more than the tool name, failing to deliver any functional or contextual value.

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

Completeness1/5

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

The description is completely inadequate for the tool's complexity. There are no annotations, no output schema, and no parameter schema, yet the description explains nothing about what creating a group entails, expected input, permissions, or outcomes. An agent would have to guess or rely on external knowledge.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters4/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The input schema has zero properties, so there are no parameters to document. The baseline for a 0-parameter tool is 4, and the description is not required to add parameter meaning when none exist.

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

Purpose2/5

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

The description 'Create Group' restates the tool name without adding any scope or distinguishing detail. It does not differentiate from sibling tools such as create_groups_group_id or other create_* endpoints, making it a tautology.

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?

No usage context is provided. The description gives no guidance on when to choose this tool over alternatives, no prerequisites, and no mention of related workflow steps, leaving the agent without any orienting information.

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

Install Server

Other Tools

Latest Blog Posts

MCP directory API

We provide all the information about MCP servers via our MCP API.

curl -X GET 'https://glama.ai/api/mcp/v1/servers/1msg/1msg-mcp'

If you have feedback or need assistance with the MCP directory API, please join our Discord server