Process multiple URLs in parallel and return consolidated results. Highly efficient for agents that need to analyze multiple pages, compare content, or do batch research. Includes rate limiting and error recovery.
Risk signalsBulk/mass operation — affects multiple targets
Part of the Web Content Extractor server.
Free to start. No card required.
AI agents call batch_extract to retrieve information from Web Content Extractor without modifying any data. This is common in research, monitoring, and reporting workflows where the agent needs context before taking action. Because read operations don't change state, they are generally safe to allow without restrictions -- but you may still want rate limits to control API costs.
Even though batch_extract only reads data, uncontrolled read access can leak sensitive information or rack up API costs. An agent caught in a retry loop could make thousands of calls per minute. A rate limit gives you a safety net without blocking legitimate use.
Read-only tools are safe to allow by default. No rate limit needed unless you want to control costs.
{
"version": "1",
"default": "deny",
"tools": {
"batch_extract": {}
}
}See the full Web Content Extractor policy for all 5 tools.
These attack patterns abuse exactly the kind of access batch_extract gives an agent. Each links to the full case and the policy that stops it:
Other read tools across the catalogue. The same approach applies to each: allow, with a rate cap to control cost.
Process multiple URLs in parallel and return consolidated results. Highly efficient for agents that need to analyze multiple pages, compare content, or do batch research. Includes rate limiting and error recovery.. It is categorised as a Read tool in the Web Content Extractor MCP Server, which means it retrieves data without modifying state.
Register the Web Content Extractor MCP server in PolicyLayer and add a rule for batch_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 Web Content Extractor. Nothing to install.
batch_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 batch_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 batch_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.
batch_extract is provided by the Web Content Extractor MCP server (@agenson-horrowitz/web-content-extractor-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 5 Web Content Extractor tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
4,600+ MCP servers and 31,000+ tools scanned and risk-classified.