Helius

Introducing the Parsed Events Scan API Find the transactions you need in any Solana address’s history, already parsed, 10x faster and 30x cheaper Filter by named program instructions, discriminator prefix, token mint address, native SOL, or any combination of filters

Preconfs are now live for all paid plans Use preconfSubscribe to stream the earliest onchain signals and see Solana transactions before they're shredded We also added 4 new filters: source (Helius/BAM), signer (include/exclude), signatures, and instructions Have fun Helius @Helius Jul 22 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

Parsed Streams and the Parsed Events API are out of Beta Get decoded Solana transactions for 3,600+ programs, live over WebSocket or on demand over REST Now available on all free and paid plans

Solana Agave 4.3 is here Impermanent Gains @__lostin__ Sep 21 Solana Agave 4.3 is here If all goes to plan, this release will see Alpenglow come to mainnet - Cutting-edge consensus mechanism - 150 ms finality - No more vote transactions

One-shot anything on Solana Meet the Helius stack for agents: - Claude Code Plugin - MCP Server with 60+ tools - Helius CLI with 95+ commands - Skills for Helius, DFlow, Phantom, and SVM - Supports all Helius APIs, staking, and tooling Enjoy