webring.online

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

No annotations are provided, so the description carries the full behavioral burden. It does not state that the call is read-only and side-effect free, nor whether it requires auth, returns static documentation, or interacts with the payment flow in any way – critical ambiguity given the word 'payment' in the text.

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?

A single compact sentence with the subject ('How to pay a member up the leaderboard') front-loaded ahead of the enumerated contents. No filler, though the colon-list style is slightly telegraphic.

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, no-output-schema informational tool the description is only marginally sufficient: it lists topics but never states the return shape (text? structured rules?) or confirms it is a safe read. Given the 'payment' framing, that omission matters.

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 tool takes zero parameters, so there is nothing for the description to disambiguate; baseline 4 applies. No parameter-related claims are made or needed.

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 names the informational content it covers (minimum, ranking rules, MPP payment flow) but uses no verb and never says what the tool actually does – retrieve docs, perform a bid, or explain a flow. With siblings like ring_leaderboard and ring_join_info in the same family, an agent cannot cleanly tell this apart from a leaderboard-reading tool.

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?

There is no when-to-use guidance, no prerequisites, and no mention of any alternative tool. The agent is left to guess whether this is the right call before bidding or just background reading.

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

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

With no annotations, the description carries the full burden. It discloses that the result is limited to categories 'in use' and includes 'member counts', which provides useful behavioral semantics. However, it does not state whether this is a read-only operation, how counts are computed, or any edge cases, though these are largely inferable for a simple zero-parameter listing.

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 a six-word phrase that communicates the resource and the included data with no filler. It is front-loaded and every word earns its place.

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 simple zero-parameter tool with no output schema or annotations, the description adequately conveys what the agent will receive. It tells the agent the result is categories with member counts, which is sufficient to invoke the tool correctly. The phrasing is terse but complete for the tool's low complexity.

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 tool has zero parameters, so the schema provides no parameter documentation and none is needed. The baseline for zero-parameter tools is 4; the description does not need to add parameter-level meaning.

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 names the resource ('Categories') and the key returned data ('member counts'), making the tool's purpose clear. It lacks an explicit verb like 'list' or 'get', which keeps it from a 5, but it is unambiguous and distinct from siblings that target bids, members, or leaderboards.

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 guidance is given about when to use this tool versus siblings such as ring_list or ring_member. The description does not explain the relationship among categories, membership, or the other ring-related tools, leaving the agent to infer selection criteria.

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

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

With no annotations, the description carries the behavioral disclosure burden. It reveals the content areas—fee, validation, and payment flow—and implies this is an informational, read-only tool. It does not explicitly state whether any payment is initiated, what the response format looks like, or whether side effects occur, but for an informational tool this is a reasonable level of disclosure.

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 a single, front-loaded sentence that immediately states the topic and then lists three concrete content pillars. There is no filler or redundant wording.

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-parameter informational tool, the description captures the essential scope and enough detail for an agent to understand what the tool covers. Since there is no output schema, a brief note on the return format would improve completeness, but it is not a critical gap.

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 is empty, so the 0-parameter baseline of 4 applies. The description adds topical context about fee, validation, and payment flow, even though there are no parameters to describe.

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 identifies the tool's subject—joining the ring—and lists the specific facets covered: fee, validation requirements, and the HTTP 402 payment flow. It has a clear resource focus, though it lacks an explicit operation verb like 'returns' or 'describes' and does not explicitly distinguish itself from sibling tools such as ring_member.

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 intended usage is implied: an agent should call this when a user needs information about how to join the ring. However, the description does not name alternatives or exclusion criteria, so an agent must infer the appropriate context from the tool name and sibling list.

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

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

With no annotations, the description carries the full behavioral burden. It reveals key behaviors: totals never shrink (monotonic), ties are broken by earlier join, the #1 member holds the homepage spot, and to_take_first_usd indicates the payment to claim #1. These are valuable non-obvious traits, though it doesn't specify read-only nature or response format.

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?

Very concise, front-loaded with the ranking rule, then tie-breaker, then the special insight about #1 and to_take_first_usd, ending with parameter note. Every sentence earns its place.

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 and no output schema, the description covers ranking logic and a special field but omits expected return structure, pagination details, and whether it's read-only. It's adequate but leaves gaps an agent would need to infer.

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 should compensate. It briefly mentions 'Optional limit/offset,' which confirms they are optional and control pagination, adding marginal meaning. However, it doesn't explain constraints like max limit=500 or what pagination means for a leaderboard—minimal compensation for the coverage gap.

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?

Clearly states the resource (members) and the ordering logic (ranked by total paid), which distinguishes it from sibling tools like ring_list or ring_member that lack ranking. An agent immediately knows this returns a ranked leaderboard.

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 when to use it (to see ranked members or find the #1 spot), but doesn't explicitly state when to choose this over siblings like ring_list or ring_member. No alternatives or exclusions are mentioned.

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

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

With no annotations, the description carries the full behavioral burden. It discloses that results are in ring order and that filtering and pagination are supported, but it does not state the return shape, pagination defaults, or explicitly confirm the operation is read-only.

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 compact and front-loaded: the core purpose appears in the first sentence, and the optional parameters are summarized in the second. There is no redundant or unnecessary text.

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 simple list tool with four optional parameters and no output schema, the description adequately covers the resource, ordering, filters, and pagination. It could add default pagination details or response field expectations, but those are minor gaps.

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 successfully groups all parameters into meaningful roles: kind/category as filters and limit/offset as pagination, adding semantic clarity beyond the bare schema.

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 identifies the resource ('webring members'), the ordering ('ring order'), and the optional filtering/pagination options. It differentiates from siblings like ring_random by emphasizing ring order, though it does not explicitly name alternative tools.

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 guidance is given for when to use this tool versus siblings such as ring_member, ring_next, ring_prev, or ring_random. The description implies a list-all use case but provides no exclusions or routing cues.

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

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

No annotations are present, so the description carries the full burden for behavioral disclosure. It only adds 'with leaderboard rank' and does not reveal whether the operation is read-only, what happens for an unknown slug, auth requirements, or the response shape.

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 and front-loaded: it states the core behavior in six words and adds the key output trait. No wasted words or redundant restatements of the tool name.

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?

This is likely a simple single-parameter lookup, and the description conveys that the agent needs a slug and can expect member data plus rank. However, with no output schema and no annotations, it leaves unspecified the full return structure and error behavior, making it merely adequate rather than complete.

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. 'By slug' does clarify that the slug parameter selects the member, but it does not explain slug format, source, or any validation rules. With only one required string param named slug, this is a minimal but workable level of guidance.

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 identifies a single member lookup by slug and notes it includes leaderboard rank. It differentiates from siblings like ring_list, ring_random, and ring_leaderboard by specifying exactly one member and a slug selector, though it lacks an explicit verb.

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 phrase 'by slug' implies this tool is for fetching one specific member when its slug is known. It does not explicitly state when to choose this over ring_next, ring_prev, or ring_random, so guidance is only implied rather than stated.

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

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

With no annotations, the description carries the full burden. It does disclose the wrapping behavior and the starting point convention, which is useful. However, it does not mention error handling, return format, or any side effects (it appears read-only but is not stated). The description adds some behavioral context but leaves significant gaps.

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 a single sentence plus a short clause, highly concise with no redundant language. It front-loads the core action and gives a practical usage tip. All words earn their place.

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?

The tool has three parameters but no output schema, and annotations are absent. The description covers the core behavior and the 'from' parameter usage, but it omits details about the other two parameters, the nature of the returned member, and what happens with invalid inputs. For a tool this simple, an agent would likely need more information to use it correctly across all parameter combinations.

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 coverage is 0%, so the description must explain all parameters. It explains 'from' (slug, URL, or hostname) and the default behavior when omitted, but it provides no explanation for 'kind' or 'category' parameters. Since two of three parameters are left unexplained, the description does not compensate for the lack of schema descriptions.

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 states a specific action (get next member) on a ring resource, with a clear scope input (slug, URL, or hostname) and wrapping behavior. It clearly conveys that it returns the next element in a cyclic sequence. However, it does not explicitly contrast with sibling tools like ring_prev, leaving the distinction implicit from the 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 gives no guidance on when to choose this tool over alternatives like ring_prev or ring_random. The only usage hint is about the 'from' parameter (omit to start), which is more about parameter usage than tool selection. No exclusions or alternative recommendations are provided.

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

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

With no annotations, the description carries the behavioral burden; it does disclose the key wrap-around boundary behavior, which goes beyond simply restating the name. However, it does not describe how from, kind, or category affect traversal, or what the return value contains.

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?

A single, front-loaded sentence with no filler; every word contributes to the core meaning. There is slight redundancy between 'around the ring' and 'wraps', but overall it is efficient.

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 three parameters, no annotations, and no output schema, the description is too sparse. It does not clarify the role of 'from', the kind/category filters, or what a successful response looks like, leaving essential invocation details undocumented.

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% and the description does not explain any of the three parameters (from, kind, category). It adds no meaning about what these inputs mean, how they filter, or what behavior they control.

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 identifies the resource (ring members), the direction ('previous'), and the wrap-around behavior, which distinguishes it from sibling ring_next. It lacks an explicit verb like 'get' or 'return', but the intent is still clear.

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 phrase 'previous member' and 'wraps' implies use for backward traversal of ring members, but it does not explicitly say when to prefer this over ring_next or ring_random, nor does it mention exclusions or prerequisites.

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

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

No annotations are provided, so the description bears full responsibility for disclosing behavior. It only says 'A random ring member,' which gives no information about whether the operation is read-only, whether it has side effects, what randomness means, or what the return value looks like. This is a significant gap for a tool with no annotation support.

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 a single five-word phrase, which is extremely concise and lacks any padding. However, it is under-specified to the point of being unhelpful. While it is not verbose, its brevity sacrifices necessary information, so while it earns its place, it does so without adding 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 optional parameters and no output schema, the description is severely incomplete. It does not explain the return format, the behavior when no parameters are provided, the meaning of 'kind' and 'category,' or any edge cases. An agent cannot safely or correctly use this tool based on the description alone.

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 two optional parameters ('kind' and 'category') with 0% description coverage. The description does not explain their purpose or how they affect the random selection. Since the schema itself provides no descriptions, the description must compensate, but it fails entirely, leaving the agent unable to correctly invoke the tool.

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 states 'A random ring member,' which identifies the resource (ring member) and the operation (random selection). This distinguishes it from siblings like ring_list (list all) and ring_member (specific member) because 'random' implies a non-deterministic choice. However, it does not define what a 'ring' is or what constitutes a 'member,' so it lacks full context.

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 no guidance on when to use this tool versus alternatives. It does not mention any filtering criteria, the purpose of the 'kind' and 'category' parameters, or any conditions that would make this tool preferable over ring_list or ring_next. An agent has no basis for choosing this tool.

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