Developers29 Oct 2026 · 10 min read
Agave 4.4: What Changes for Solana Developers
Agave 4.4.0 is out as a stable release. Here is what its feature gates, the next rent step and the new RPC options mean for indexers, bots and programs.
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Fundamentals26 Oct 2026 · 11 min read
What Is JSON-RPC? How Solana's Node API Works
JSON-RPC is a four-field request and a two-field response, and Solana's entire node API is built on it. This explainer covers the protocol, Solana's HTTP and WebSocket methods, commitment levels, encodings, common errors, and where gRPC and shreds take over.
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Fundamentals23 Oct 2026 · 11 min read
Solana TPS Explained: Real Throughput vs the Headline Number
Solana's TPS counts user transactions only since Alpenglow, with 200 ms slots and 50 million compute units per block. This guide explains how TPS is counted today, why real and theoretical figures differ, and the throughput that actually matters for your application.
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Fundamentals21 Oct 2026 · 8 min read
How Solana Validators Work and How to Choose One to Stake With
Validators vote, take turns producing blocks, and share inflation rewards and MEV tips with delegators after commission. This guide explains the mechanics, the performance numbers that predict your yield, and how to choose a validator.
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Developers19 Oct 2026 · 9 min read
Building a Solana Liquidation Bot: Oracle Updates, Bundles and Landing First
A liquidation bot races to repay and seize an undercollateralised position the instant an oracle update crosses the threshold. The architecture, the two data feeds, atomic bundle construction, tip economics and risk controls.
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Fundamentals16 Oct 2026 · 21 min read
Alpenglow: How Solana Swaps Its Consensus in One Slot
Alpenglow replaced TowerBFT and Proof of History on 21 October 2026. Here is how Votor finalizes in 150 ms, what 20+20 resilience really means, how the one-slot migration works, and the exact list of things that change for RPC, gRPC, and shred consumers.
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Developers14 Oct 2026 · 9 min read
How to Build a Solana Indexer: Streams, Backfill, Decoding and Reconciliation
A Solana indexer turns the raw account and transaction stream into a database shaped for your application. The architecture: a gRPC live consumer, an archive backfill with a clear cutover, versioned decoders, idempotent writes and a reconciler for gaps and reorgs.
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