Coresignal

B2B company, employee, and jobs data APIs for enrichment, search, and AI workflows.

Public Data APIs plus official MCP at mcp.coresignal.com (OAuth). 7-day free trial with credits; paid plans from Mini.

Multi-source B2B data. Company, employee, and jobs records for enrichment and search workflows.

API + MCP. Same credit balance for Data APIs and official MCP at mcp.coresignal.com (OAuth).

Agentic search. Natural-language entity search and fetch for LLM clients.

First-party MCP at mcp.coresignal.com. https://mcp.coresignal.com/mcp/v2.

7-day free trial (2,000 credits). Mini from $49/mo; Starter $199/mo; Pro $499/mo and higher credit tiers. Confirm current terms on the vendor site.