oddsapiio_bookmakers

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

Annotations already declare readOnly/idempotent/openWorld hints, but description adds a caveat about unverified shape, which is helpful. However, the auth contradiction and lack of clarity about whether a key is required undermines trust; the user can't tell if the tool will work without credentials.

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 verbose with redundancies ('274 bookmakers' twice, 'VERIFIED live' repeated). The note about unverified shape is long and could be more concise, but it is structured with sections.

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 zero-param list tool, it covers return shape, counts, and a caveat about reliability. However, the auth contradiction is a gap that prevents full clarity, and there's no mention of pagination or error handling.

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?

There are zero parameters, so schema coverage is 100% and no param semantics needed. The description adds an example of the return shape which is useful given no output schema, though not directly about parameters.

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 tool returns the 274 indexed bookmakers with active status, using a specific resource and action. It's distinct from sibling tools like oddsapiio_sports or oddsapiio_odds which focus on other entities.

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 when-to-use guidance or alternative differentiation. It mentions names are used as filters in odds calls, which subtly implies usage, but the contradictory auth statements ('works without a key' vs 'needs your own key') confuse selection and invalidation.

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