Financial News and Notes MCP Server

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

With no annotations provided, the description carries the full burden of behavioral disclosure but offers none. It doesn't indicate whether this is a read or write operation, what side effects might occur, authentication requirements, rate limits, or any behavioral characteristics. The generic 'process' term provides no operational insight.

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?

While technically concise with just three words, this represents under-specification rather than effective brevity. The description fails to convey essential information that would help an agent understand and use the tool correctly. Every word should earn its place, but here the words provide no meaningful value.

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?

For a tool with no annotations, no output schema, and a generic purpose, the description is completely inadequate. It doesn't explain what 'processing' means, what the tool actually does, what results to expect, or how it differs from other tools. The description fails to provide the minimal context needed for effective tool selection.

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 description coverage is 100% with the single parameter 'message' well-documented in the schema. The description adds no additional parameter information beyond what the schema already provides. With high schema coverage, the baseline score of 3 is appropriate as the schema does the heavy lifting.

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 'DataProcessor tool description' is a tautology that merely restates the tool name with generic filler words. It provides no specific verb or resource information, doesn't explain what processing entails, and offers no differentiation from sibling tools like api-client or file-handler.

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 absolutely no guidance about when to use this tool versus alternatives. There's no mention of appropriate contexts, prerequisites, or comparisons to sibling tools. The agent receives zero usage direction from this description.

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