AI agents call intelligent_extract to retrieve information from Crawl-MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool appears to extract or analyze data from content sources based on the server's stated purpose and naming patterns of sibling tools. This is a Read operation—it queries and retrieves information without side effects. Confidence is moderate (0.75) because the tool description is empty, requiring inference from context.
From the tool's definition Tool name 'intelligent_extract' combined with sibling tools like 'extract_entities' and 'extract_structured_data', plus server description stating 'extraction and analysis of content from web pages, PDFs, Office documents, YouTube videos' indicates this tool…
Documented attack patterns abuse exactly the kind of access intelligent_extract gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Crawl-MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for intelligent_extract:
{
"version": "1",
"default": "deny",
"tools": {
"intelligent_extract": {}
}
}intelligent_extract is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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intelligent_extract. It is categorised as a Read tool in the Crawl-MCP MCP Server, which means it retrieves data without modifying state.
Register the Crawl- MCP server in PolicyLayer and add a rule for intelligent_extract: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Crawl-MCP. Nothing to install.
intelligent_extract is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the intelligent_extract rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for intelligent_extract. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
intelligent_extract is provided by the Crawl- MCP server (walksoda/crawl-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 19 Crawl-MCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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19 Crawl-MCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.