SerpApi Common Errors Overview Quick reference for SerpApi errors. Check first -- it will be or . Error details are in or at the top level. Error Reference Invalid API Key Fix: Verify key at serpapi.com/manage-api-key. Check env var is loaded. Account Disabled / Searches Exhausted Fix: Check usage: . Upgrade plan or wait for monthly reset. Missing Required Parameter Fix: Each engine has different query params. Google/Bing use , YouTube uses . Google CAPTCHA / Blocked Fix: SerpApi handles CAPTCHAs automatically, but unusual queries or very high volume may trigger blocks. Try different or wait.…