arch-linux-mcp

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

The description adds context beyond annotations: it specifies the tool is limited to Arch Linux and lists the return values (CFLAGS, MAKEFLAGS, etc.). The annotation 'readOnlyHint: true' already indicates it's a safe read operation, so the description doesn't need to repeat that. However, it doesn't disclose behavioral traits like error handling, performance, or whether it requires specific permissions to read the file.

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

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

The description is two sentences but has some redundancy: it repeats 'Returns: CFLAGS, MAKEFLAGS, compression settings, and build directory configuration' after already stating it returns those items. This could be more concise. However, it's front-loaded with the core purpose and includes necessary constraints.

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

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

Given the tool has 0 parameters, annotations covering read-only behavior, and no output schema, the description is moderately complete. It explains what the tool does and its OS limitation, but lacks details on output format, error cases, or how it interacts with the system (e.g., file paths). For a read-only analysis tool, this is adequate but could be more thorough.

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

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

The input schema has 0 parameters with 100% coverage, so no parameter documentation is needed. The description appropriately doesn't discuss parameters, focusing instead on the tool's function and constraints. This meets the baseline for zero parameters, as it doesn't mislead about inputs.

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

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

The description clearly states the tool's purpose: 'Parse and analyze makepkg.conf' and specifies what it returns (CFLAGS, MAKEFLAGS, compression settings, build configuration). It distinguishes from siblings by focusing on makepkg.conf analysis rather than pacman.conf or other system tasks. However, it doesn't explicitly contrast with specific sibling tools like 'analyze_pacman_conf' beyond the different target file.

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

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

The description provides some usage context: 'Only works on Arch Linux' implies it should be used on that OS and not others. However, it doesn't explicitly state when to use this tool versus alternatives (e.g., vs. 'analyze_pacman_conf' for different config files) or mention prerequisites like needing makepkg.conf to exist. The guidance is implied rather than explicit.

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