sixtyfourlisted

# Sixtyfour AI — People & Company Intelligence AI research agents that investigate people and companies across the live web, returning structured, confidence-scored data. 93% accuracy — benchmarked against Clay (66%), Apollo (72%), and ZoomInfo. **Base URL:** `https://api.sixtyfour.ai` **Auth header:** `x-api-key: YOUR_API_KEY` (all requests) **Free tier:** 50 deep researches on signup — [app.sixtyfour.ai](https://app.sixtyfour.ai) (Google sign-in, API key available immediately) **Docs:** [docs.sixtyfour.ai](https://docs.sixtyfour.ai) **OpenAPI spec:** [api.sixtyfour.ai/openapi.json](https://api.sixtyfour.ai/openapi.json) ## Setup ```bash # 1. Sign up at https://app.sixtyfour.ai (Google sign-in) # 2. Sidebar → Keys → Create new key export SIXTYFOUR_API_KEY="your_key_here" ``` ## API Quick Reference | Endpoint | Method | Description | Sync/Async | |----------|--------|-------------|------------| | `/enrich-lead` | POST | Full person profile from name + company | Both | | `/enrich-company` | POST | Deep company research + people discovery | Both | | `/find-email` | POST | Professional ($0.05) or personal ($0.20) email | Both | | `/find-phone` | POST | Phone number discovery | Both | | `/qa-agent` | POST | Score/qualify leads against custom criteria | Both | | `/search/start-deep-search` | POST | Find people/companies via natural language | Async | | `/search/start-filter-search` | POST | Structured filter search (skips LLM parsing) | Sync | | `/workflows/run` | PO