What is Happenstance?
Happenstance is a People Search Engine that helps you discover and research people within your professional network using natural language queries.- Search: Find relevant people within your groups and connections
- Research: Generate detailed professional profiles about individuals
Connect
ChatGPT
Official ChatGPT integration
Claude
Anthropic’s Claude assistant
Claude Code
Bring Happenstance where you develop
CLI
Install the
hpn command-line toolAPI
REST API quickstart
OpenClaw
Add the Happenstance skill
Resources
MCP
Tools, billing, and generic MCP setup
OpenAPI Spec
OpenAPI 3.1 specification file
Cookbook
Integration examples and recipes
Support
Contact our support team