Read student files/attachments (diet plans, exams, planners, misc). Actions: list (all files for a student), get (file detail with sharing info).
[Flattened action: get]
Bulk support: accepts client_ids, file_ids for batched execution.
| Name | Required | Description | Default |
|---|---|---|---|
| account | No | ||
| file_id | No | ||
| file_ids | No | ||
| client_id | No | ||
| client_ids | No |
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
Annotations already indicate readOnly, idempotent, and non-destructive. The description adds value by disclosing 'Bulk support: accepts client_ids, file_ids for batched execution' and the 'flattened action' note, which go beyond annotations.
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 concise with three sentences, front-loading purpose and actions. The bracketed note about flattened action is slightly extraneous but not overly verbose.
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 5 optional parameters and no output schema, the description does not explain parameter semantics, the difference between list and get modes, or return value structure. It omits important context for correct invocation.
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?
Schema coverage is 0%, yet the description only mentions 'client_ids' and 'file_ids' in the bulk context. It fails to explain the other parameters (account, file_id, client_id) or differentiate between singular and plural IDs. This is insufficient compensation for the missing schema descriptions.
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 'Read student files/attachments' and lists actions (list, get) and file types (diet plans, exams, planners, misc). It distinguishes from siblings like delete/write, but the 'flattened action: get' is slightly confusing given a separate list sibling exists.
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 does not provide guidance on when to use this tool vs the alternative mfit_client_files_list. It mentions list and get actions but does not clarify prerequisites or select between them.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
Add one secure layer between your agents and this server.
Many tools have identical descriptions but different names (e.g., mfit_client_get, mfit_client_list, mfit_client_list_groups all share the same description text). The flattened action pattern creates multiple tools for each action, making it extremely difficult for an agent to choose the correct one. Tools like mfit_workout_write_add_exercise and mfit_workout_write_archive_routine share the same verbose description, leading to high ambiguity.
The naming follows a loose mfit_<domain>_<action> pattern, but there is inconsistency: some tools use 'get' (mfit_get_client_count), others use 'list' (mfit_client_list), and actions like 'write' are overloaded with multiple sub-actions. The pattern is not uniform, and the flattened action suffix adds confusion.
With 48 tools, the count is excessive for what appears to be a single-domain server (personal training management). Many tools are redundant because they only differ by a single action parameter. The number could be reduced significantly by consolidating related operations.
The server covers a wide range of functionality: client management, workouts, exercises, files, finances, retention, and feedback. However, there are notable gaps such as direct messaging, advanced analytics, or payment processing. The duplication of tools also suggests that the actual feature set is less complete than the tool count implies.