Create a direct checkout URL for one or more store products (Wix Stores). The user clicks the URL to complete payment on the site — no login required on the AI agent side.
| Name | Required | Description | Default |
|---|---|---|---|
| items | Yes | Products to add to cart. |
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
The description mentions the no-login requirement, a behavioral trait, but lacks details on side effects, permissions, rate limits, or idempotency. Without annotations, more transparency would be expected.
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?
Two concise sentences with purpose front-loaded. No redundant words or irrelevant details.
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 description does not explain the return value (the generated URL) or error handling. For a tool with no output schema, this omission is a gap, though the core purpose is clear.
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 100%, so baseline is 3. The description adds no new parameter information beyond what the schema provides; it only restates the purpose.
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 creates a direct checkout URL for one or more store products, specifying the context (Wix Stores) and the user action. This distinguishes it from siblings like create_booking or get_availability.
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 (when you need a checkout URL without login) but does not explicitly state when not to use it or mention alternatives. No comparison with sibling tools.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
Add one secure layer between your agents and this server.
Each tool targets a distinct resource or action (booking, checkout, availability, events, reviews, etc.). Even similar-looking tools like create_booking, request_reservation, and rsvp_event are clearly differentiated by their descriptions and target systems.
All tool names follow a consistent verb_noun pattern in snake_case (e.g., create_booking, get_availability, list_booking_services). No mixing of conventions or unclear verbs.
28 tools is on the higher end, but the server covers a wide domain (places, events, movies, booking, forms, loyalty, etc.). Each tool serves a clear purpose, so the count is justifiable, though minor trimming could be considered.
The tool set covers most workflows for a neighborhood directory: search, details, booking, events, reviews, etc. Some CRUD operations are missing (no update/delete for bookings), but these are consumer-facing actions where that is acceptable. The domain is well-covered.
