Ocean.io API Documentation
v2.0.0Welcome to the Ocean.io API
Programmatic access to company and people data — search, enrich, reveal contact details, and build GTM pipelines at scale.
The Ocean.io API gives you programmatic access to company and people data — search by filters or lookalike domains, enrich records, reveal contact details, and export to your CRM or data pipeline.
20 endpoints across 6 groups. All requests require an API token from Settings → API tokens . Credits are consumed per result — see Credits for rates.
Workflows
Find prospects and reveal emails
Search for VP of Sales at lookalike companies, then reveal verified email addresses.
Build a lookalike company segment
Use 3–5 seed customers to find hundreds of similar companies for your next outreach segment.
Enrich your CRM
Fill missing company size, industry, tech stack, and revenue across your account list.
Find decision-makers at target accounts
Get one VP+ contact per domain from a list of target account domains.
Use from Claude, Cursor, and other AI tools
The Ocean.io MCP server connects your AI assistant directly to the API — no code required.