Understanding LaserStream & Helius with Cofounder Nick

14/08/2025 23 min Episodio 4
Understanding LaserStream & Helius with Cofounder Nick

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Episode Synopsis

In this episode of Latest Development, Dirt sits down with Nick Pennie, co-founder of Helius, to break down their newest release: LaserStream—a game-changing streaming infrastructure for Solana. LaserStream solves one of the most frustrating problems for developers: how to reliably stream account and transaction state in real time—without disconnects, missed blocks, or manual recovery. Nick explains how it works, why it matters, and how Helius is setting the bar for developer tooling in the Solana ecosystem.⏱ Timestamps: 00:50 – What is Helius?02:30 – RPCs, data access & global node optimization 04:45 – Developer tooling beyond RPC: APIs, indexers, & token data 06:10 – Streaming data on Solana: limitations of WebSockets 07:42 – What is LaserStream? 09:20 – Account state replay: why it’s critical and how LaserStream handles it 11:00 – How LaserStream improves latency and reliability 13:45 – Difference between LaserStream and Fumarole18:35 – Who is LaserStream for? All teams, not just traders 19:23 – Potential new use cases: simulation, trading bots, micro replays 21:02 – Building the shovel store during the Solana gold rush 21:49 – What’s next for Helius: Historical data querying, optimized transaction sending