# Explorium documentation Research date: 2026-09-07 Documentation coverage: partial. Reference index, not a mirror of complete vendor documentation. Retrieved pages do not prove the MCP works. ## What it does Aggregates roughly 50 third-party data sources into one API/platform for business and prospect lookup (firmographics, contacts, technographics, business events), claiming coverage of 150M+ companies and 800M+ contacts. ## Access and connection MCP support: official Access requirements: paid (the API key is assigned automatically when a subscription package is purchased; cheapest self-serve package is Starter at $99.99 for 2,500 credits, and the $0 100-credit trial is not stated to include a key) Authentication: api key Research checked: 2026-09-07 These details come from catalog research. Check vendor sources for current setup instructions; this is not proof of a tested connection. ## Sources - https://www.explorium.ai/mcp/ - https://glama.ai/mcp/servers/explorium-ai/mcp-explorium - https://www.explorium.ai/building-ai-agents/how-to-add-b2b-data-enrichment-to-a-claude-code-agent-step-by-step/ - https://developers.explorium.ai/reference/setup/getting_your_api_key - https://developers.explorium.ai/reference/prospects/match_prospects.md - https://developers.explorium.ai/reference/prospects/enrichments/professional_profile_contact_and_workplace.md - https://developers.explorium.ai/reference/agentsource-mcp - https://github.com/explorium-ai/mcp-explorium - https://mcp-github-registry.explorium.ai/mcp ## Retrieved pages - https://developers.explorium.ai/reference/setup/getting_your_api_key (fetched) - https://developers.explorium.ai/reference/prospects/match_prospects.md (fetched) - https://developers.explorium.ai/reference/prospects/enrichments/professional_profile_contact_and_workplace.md (fetched)