<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>Quay Markets</title><description>The neutral streaming venue for on-chain markets.</description><link>https://quay.markets/</link><item><title>Anatomy of a Solana block: where the bytes actually go</title><link>https://quay.markets/blog/anatomy-of-a-solana-block/</link><guid isPermaLink="true">https://quay.markets/blog/anatomy-of-a-solana-block/</guid><description>A real breakdown of a Solana block — 5 MB of JSON, 400 KB compressed, and most of it is not what you think.</description><pubDate>Fri, 17 Apr 2026 21:00:00 GMT</pubDate></item><item><title>I can cryptographically prove my Solana archive is real</title><link>https://quay.markets/blog/cryptographic-proof-solana-archive/</link><guid isPermaLink="true">https://quay.markets/blog/cryptographic-proof-solana-archive/</guid><description>Using PoH witnesses to verify that every block in a self-hosted archive is the exact block validators signed — without trusting the host.</description><pubDate>Tue, 14 Apr 2026 21:00:00 GMT</pubDate></item><item><title>Helius charges $25,000/mo. We rebuilt it for $120.</title><link>https://quay.markets/blog/helius-replacement-120-dollars/</link><guid isPermaLink="true">https://quay.markets/blog/helius-replacement-120-dollars/</guid><description>An open, self-hostable alternative to getTransactionsForAddress built on Old Faithful — at a fraction of the cost.</description><pubDate>Tue, 21 Apr 2026 21:00:00 GMT</pubDate></item><item><title>I measured every file in Solana&apos;s 464 TB on-chain archive</title><link>https://quay.markets/blog/measuring-solana-archive/</link><guid isPermaLink="true">https://quay.markets/blog/measuring-solana-archive/</guid><description>HEAD-requesting every CAR file in Old Faithful to get the real size of Solana&apos;s full historical blockchain.</description><pubDate>Sun, 19 Apr 2026 21:00:00 GMT</pubDate></item><item><title>Prop AMMs are eating Solana DEX volume. Here&apos;s why passive LPs can&apos;t compete.</title><link>https://quay.markets/blog/solana-dex-models/</link><guid isPermaLink="true">https://quay.markets/blog/solana-dex-models/</guid><description>The three on-chain trading models — CLOBs, passive AMMs, and prop AMMs — and why professional market makers with 143 CU oracle updates are winning the routing war.</description><pubDate>Wed, 22 Apr 2026 21:00:00 GMT</pubDate></item><item><title>A Solana orderbook where quote updates cost 212 CU</title><link>https://quay.markets/blog/tick-orderbook-212-cu/</link><guid isPermaLink="true">https://quay.markets/blog/tick-orderbook-212-cu/</guid><description>Tick arrays instead of trees, sBPF assembly instead of Rust, and a SetLevels instruction that lets market makers declare their entire book for less compute than a log message.</description><pubDate>Wed, 22 Apr 2026 21:00:00 GMT</pubDate></item><item><title>Can you trade Trump&apos;s Truth Social posts? A measured answer.</title><link>https://quay.markets/blog/trump-truth-social-trading/</link><guid isPermaLink="true">https://quay.markets/blog/trump-truth-social-trading/</guid><description>We backtested 18 months of Trump posts against market data. The signal is real, but the strategy is harder than it looks.</description><pubDate>Mon, 20 Apr 2026 21:00:00 GMT</pubDate></item></channel></rss>