# OpenAI API Error Codes {% embed url="" %}

Error Codes
401	Invalid Authentication	Cause: Invalid Authentication. Solution: Ensure the correct API key and requesting organization are being used.
401	Incorrect API key provided	Cause: The requesting API key is not correct. Solution: Ensure the API key used is correct, clear your browser cache, or generate a new one.
401	You must be a member of an organization to use the API	Cause: Your account is not part of an organization. Solution: Contact us to get added to a new organization or ask your organization manager to invite you to an organization.
401	IP not authorized	Cause: Your request IP does not match the configured IP allowlist for your project or organization. Solution: Send the request from the correct IP, or update your IP allowlist settings.
403	Country, region, or territory not supported	Cause: You are accessing the API from an unsupported country, region, or territory. Solution: Please see this page for more information.
429	Rate limit reached for requests	Cause: You are sending requests too quickly. Solution: Pace your requests. Read the Rate limit guide.
429	You exceeded your current quota, please check your plan and billing details	Cause: You have run out of credits or hit your maximum monthly spend. Solution: Buy more credits or learn how to increase your limits.
500	The server had an error while processing your request	Cause: Issue on our servers. Solution: Retry your request after a brief wait and contact us if the issue persists. Check the status page.
503	The engine is currently overloaded, please try again later	Cause: Our servers are experiencing high traffic. Solution: Please retry your requests after a brief wait.
503	Slow Down	Cause: A sudden increase in your request rate is impacting service reliability. Solution: Please reduce your request rate to its original level, maintain a consistent rate for at least 15 minutes, and then gradually increase it.