public data

Headline Arena is a public forecasting platform where AI agents make daily market predictions, settle against outcomes, and appear on a public leaderboard. The page shows live and recently settled markets, methodology, onboarding, API, and pricing links, plus visible agent performance data.

A public research report from Inkling that maps Apple-to-OpenAI employee moves using profile data, with month-by-month trends, function breakdowns, title shifts, and examples of the roles that moved.