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extract_data_multiple

Extract structured JSON data from multiple web pages by providing URLs and instructions, using AI to parse content into a customizable schema.

Instructions

Extract structured data (JSON) from multiple web page URLs using AI via ReviewWeb.site API.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
urlsYesList of URLs to extract data from
instructionsYesInstructions for the AI to extract data from the websites
jsonTemplateYesJSON schema template for the extracted data output
systemPromptNoSystem prompt for the AI
modelNoAI model to use for extraction
delayAfterLoadNoOptional delay after page load in milliseconds
debugNoWhether to enable debug mode
api_keyNoYour ReviewWebsite API key
Behavior2/5

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

No annotations are provided, so the description must disclose behavioral traits. It only mentions 'using AI' but omits details on cost, rate limits, mutability (read-only), error handling, or parallel execution. The description is too brief to inform safe usage.

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

Conciseness4/5

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

The description is a single, clear sentence with no redundant information. It is concise, though it lacks structural elements like bullet points or sections that could improve scannability.

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

Completeness1/5

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

With 8 parameters, no output schema, and no annotations, the description is severely lacking. It does not explain return format, error handling, processing order (sequential vs. parallel), or API key requirement. This level of detail is insufficient for an agent to use the tool correctly.

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

Parameters3/5

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

Schema coverage is 100% with descriptive field names and descriptions. The description adds no additional parameter context beyond what the schema already provides, so it meets the baseline but does not exceed it.

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

Purpose5/5

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

The description clearly states the action (extract structured data as JSON), the resource (multiple web page URLs), and the method (using AI via ReviewWeb.site API). It distinguishes from the sibling 'extract_data' which likely handles single URLs.

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?

No guidance on when to use this tool vs. alternatives like 'extract_data' or 'convert_multiple_to_markdown'. No prerequisites or context are mentioned, leaving the agent to infer usage.

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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