Milestones

Key milestones and important events in this wiki's history

HIP-4

HIP-4: Event Perpetuals Proposed

1st September 2025

A proposal for 'Event Perpetuals' was submitted by four authors, including John Wang of Kalshi, to enable prediction markets by solving limitations in the HIP-3 framework.

https://cryptoslate.com/kalshi-exec-submits-hyperliquid-improvement-proposal-to-solve-prediction-market-deployment-challenges/

HIP-4: Outcome Trading Proposed

1st February 2026

The Hyperliquid team proposed a new version of HIP-4 to introduce 'Outcome Trading,' a primitive for prediction markets and options-style instruments, on the platform.

https://www.coindesk.com/markets/2026/02/02/hyperliquid-s-hype-higher-by-10-on-plans-to-add-prediction-markets-and-options

HIP-4 Founded

2nd February 2026

HIP-4 was founded and officially launched.

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