Based on the available information, there's no indication that the Ocean.io integration is down. The Ocean.io integration is an active part of Clay's platform, allowing users to find lookalike companies and enrich their data.
The integration doesn't require any special setup and is accessible through the source panel or integration search panel in Clay. It uses Clay Credits for each result returned, which are automatically deducted from your account.
To help troubleshoot your specific situation, could you provide more details about what led you to believe the integration might be down? Are you experiencing any particular issues or error messages when trying to use it?