Clay MCP server: setup, auth, tools
Data Enrichment & Orchestration · remote · verified 2026-10-15
- Endpoint
https://api.clay.com/v3/mcp- Transport
- Streamable HTTP
- Auth
- OAuth 2.0 with DCR + PKCE
- Docs
- Official documentation
What you can do
- people search
- enrichment waterfalls
- Clay Functions
- admin-governed CRM write-backs
Setup notes
University docs list endpoint; unauth POST returned HTTP 401 OAuth challenge.
StackMCP does not proxy vendor MCP traffic. Add the endpoint in Claude, Cursor, ChatGPT, or another MCP client and complete the vendor’s auth flow.