ollama

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

No annotations are provided, so the description must disclose behavioral traits. It does not mention side effects, mutability, authentication, rate limits, or resource consumption for actions like 'pull' or 'generate'. The deep behavior remains opaque.

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 reasonably concise, using a hint and bullet list. However, the structure could be improved by grouping parameters by action or providing a more logical flow. It is not wasteful but lacks clarity for complex usage.

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 (8 actions, 15 parameters, output schema present), the description is incomplete. It does not explain how to use parameters, what the output looks like, or provide examples. The agent would struggle to use all features correctly.

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 15 parameters with no descriptions (0% coverage). The tool description does not explain any parameter's role or how it relates to the listed actions. The agent receives no semantic help beyond parameter names like 'host' or 'stream'.

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 lists eight distinct actions with one-line descriptions, each specifying a verb and resource (e.g., 'Check if Ollama server is running'). However, the 'unified' nature makes the tool's singular purpose somewhat broad, and it does not distinguish itself from sibling tools like 'mlx'.

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 explicit guidance on when to use this tool versus alternatives. The description fails to mention prerequisites (e.g., Ollama running) or suggest which action to use in specific scenarios. Sibling tools are listed but not differentiated.

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