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HoldTheWheel

by com.eliteaiempire
OverviewDiscussionsAdmin

holdthewheel_pricing

Read-onlyIdempotent

Where prices live and what costs nothing Pricing: {"unit": "call", "price_usd": 0, "free_quota": "200 per day per IP", "note": "Keyed volume pricing is published at https://holdthewheel.eliteaiempire.com/pricing"}.

Tool call template

This tool declares no required parameters. Add optional parameters from the input schema as needed.

{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "arguments": {},
    "name": "holdthewheel_pricing"
  }
}

Input Schema

NameRequiredDescriptionDefault

No arguments

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observed

TDQS

B3/5.0
Behavior3/5

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

Annotations already establish that this is a read-only, idempotent, non-destructive operation, so the safety bar is low. The description does add genuinely useful operational context the annotations cannot carry: the per-call price (0 USD) and a free quota of 200 calls per day per IP. It stops short of saying what an invocation actually returns or that the volume-pricing detail is only available out-of-band at the linked URL.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness3/5

Is the description appropriately sized, front-loaded, and free of redundancy?

It is short, but it is not front-loaded: the lead clause is evocative rather than informative, and the substance is a raw JSON blob pasted after a label. A single declarative sentence followed by the quota would have carried the same content with less parsing effort.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

For a zero-parameter, read-only pricing lookup there is little to cover, and the free-quota figure plus the pointer to volume pricing cover the essentials. However, with no output schema, the description never indicates the shape or scope of what comes back, and it defers the key volume-pricing information entirely to an external URL the agent may not be able to fetch.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters4/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The tool takes no parameters, so there is no parameter meaning to add; the baseline for a zero-param tool applies. Nothing in the description conflicts with the empty schema.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose3/5

Does the description clearly state what the tool does and how it differs from similar tools?

The phrase "Where prices live and what costs nothing" gestures at a pricing/resource tool and the embedded payload makes clear it surfaces a call price and a free quota. But it never states a verb-plus-resource ('returns the pricing model for this server') and the marketing phrasing leaves the purpose implied rather than declared.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

There is no statement of when an agent should call this rather than the sibling pricing/cost tools, and no exclusions or preconditions. The reader must infer that this is the lookup to use when price information is needed.

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

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