PreClick — An MCP-native URL preflight scanning service for autonomous agents (formerly URLCheck).

Tools

Token cost is the o200k count of the tools list JSON, including schemas, before any tool is called.

• url_scanner_async_scan

  Submit a URL for asynchronous security analysis. Returns immediately with a task_id. Poll with url_scanner_async_task_status to check progress, then url_scanner_async_task_result to get the scan resul

• url_scanner_async_scan_with_intent

  Submit a URL with optional user intent for asynchronous security analysis. Returns immediately with a task_id. Poll with url_scanner_async_task_status to check progress, then url_scanner_async_task_re

• url_scanner_async_task_result

  Retrieve the result of an asynchronous scan task. If completed, returns the full scan result (risk_score, confidence, agent_access_directive, etc.). If still running, returns status with retry_after_m

• url_scanner_async_task_status

  Check the status of an asynchronous scan task. Returns the current task status using native MCP task semantics (working, completed, failed, cancelled) without blocking. Use url_scanner_async_task_resu

• url_scanner_scan

  Analyze a URL for security threats (synchronous, blocks until complete or timeout). Returns risk score, confidence, agent access guidance, and intent_alignment (always not_provided for this tool; use

• url_scanner_scan_with_intent

  Analyze a URL for security threats with optional user intent context (synchronous, blocks until complete or timeout). Returns risk score, confidence, agent access guidance, and intent_alignment. For l