mcp-sympy

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

No annotations are provided, so the description carries full burden for behavioral disclosure. It states 'Create Wild pattern' but gives no information about what this creation entails—whether it's a simple instantiation, has side effects, requires specific inputs, or what the resulting pattern object can be used for. This is inadequate for a tool with no annotation coverage.

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 extremely concise—a single sentence with no wasted words. It's front-loaded with the core action, though this brevity comes at the cost of completeness.

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 complexity of SymPy tools and the lack of annotations, the description is insufficient. While an output schema exists (which might help with return values), the description doesn't explain what a Wild pattern is, how to use it, or its role in symbolic mathematics. For a tool in a domain-rich context with many siblings, this leaves too much unexplained.

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 schema has 0% description coverage for its single parameter 'pattern', and the tool description adds no information about what this parameter should be (e.g., a string format, examples, constraints). This leaves the parameter completely undocumented, failing to compensate for the schema gap.

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 states the tool's purpose ('Create Wild pattern') which is a clear verb+resource combination. However, it doesn't distinguish this from sibling tools like 'sympy_match' or 'sympy_WildFunction' that might also work with patterns, nor does it explain what a 'Wild pattern' is in the SymPy context beyond the basic action.

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?

No guidance is provided on when to use this tool versus alternatives. Given the many sibling tools for pattern matching (e.g., 'sympy_match'), mathematical operations, and symbolic manipulation, the description offers no context about appropriate use cases or prerequisites for creating Wild patterns.

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