MCP Datadog Server

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

The description states 'Creates' which implies a write/mutation operation, but there are no annotations provided to confirm this or provide additional behavioral context. The description doesn't disclose any behavioral traits like required permissions, whether this is idempotent, what happens on failure, rate limits, or what the creation entails. With zero annotation coverage, the description carries full burden and provides minimal behavioral information.

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 5 words. While this is efficient, it's arguably under-specified rather than appropriately concise. Every word earns its place, but the description lacks the necessary context and detail that would make it genuinely helpful for an AI agent.

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 that this is a creation/mutation tool with no annotations, no output schema, and no parameters, the description is incomplete. It doesn't explain what a monitor notification rule is, what it's used for, what the creation process entails, or what the expected outcome is. For a tool that presumably creates something important in a monitoring system, this minimal description leaves too many questions unanswered.

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% schema description coverage, so there are no parameters to document. The description doesn't need to provide parameter information, and the baseline for 0 parameters is 4. The description doesn't incorrectly suggest parameters exist, which would have lowered the score.

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 'Creates a monitor notification rule' is a tautology that essentially restates the tool name. It specifies the verb ('creates') and resource ('monitor notification rule'), but provides no additional detail about what a monitor notification rule is or what it does. It doesn't differentiate from sibling tools like 'create_monitor' or 'create_monitor_policies' beyond the resource name.

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 prerequisites, related tools, or context for when notification rules should be created versus other monitor-related operations. Given the many sibling tools in this monitoring domain, this is a significant gap.

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