Helius(@Helius):NEW: Preconfirmations See transactions the moment a validator commits to executing them That's 5-50 milliseconds BEFORE transactions are turned into shreds, and the earliest a tx can be observed on Solana All delivered via one new WebSocket subscription: preconfSubscribe

Helius

@Helius

The API for internet finance. Solana RPCs, APIs, HFT infra, and data. Discord:

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Helius@Helius

2026.07.22 19:55

NEW: Preconfirmations See transactions the moment a validator commits to executing them That's 5-50 milliseconds BEFORE transactions are turned into shreds, and the earliest a tx can be observed on Solana All delivered via one new WebSocket subscription: preconfSubscribe