blend-ai

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

No annotations are provided, so the description carries the full burden. It mentions the tool uses a 'Track To constraint', which adds some behavioral context, but it doesn't disclose critical details like whether this is a destructive operation, permission requirements, or error handling. The description is minimal and lacks depth for a mutation tool.

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 well-structured with a clear purpose statement followed by Args and Returns sections. It's concise with no wasted words, though the 'Returns' section is vague ('Confirmation dict.') and could be more informative if not for the output schema.

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 there's an output schema (which handles return values), no annotations, and low schema coverage, the description does an adequate job explaining parameters and the tool's purpose. However, for a mutation tool with 3 parameters, it lacks details on behavioral traits like side effects or constraints, leaving gaps in completeness.

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 description coverage is 0%, so the description must compensate. It effectively explains the purpose of all three parameters ('camera_name', 'target', 'location') and their mutual exclusivity, adding meaningful semantics beyond the bare schema. However, it doesn't specify format details for 'location' (e.g., units or coordinate system).

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 the action ('Point a camera') and the mechanism ('using a Track To constraint'), which distinguishes it from simpler camera manipulation tools. However, it doesn't explicitly differentiate from sibling tools like 'set_camera_property' or 'focus_on_object', which might have overlapping functionality.

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 implies usage through the mention of 'Track To constraint' and the mutual exclusivity of 'target' and 'location', but it doesn't provide explicit guidance on when to use this tool versus alternatives like 'set_camera_property' or 'focus_on_object'. No prerequisites or exclusions are stated.

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