Sui’s Hashi Bitcoin Layer Lines Up $500 Million Ahead of October Mainnet Rollout
By Crypto Wire
October 8, 2026
Sui said at Sui Basecamp 2026 on October 8, 2026 that its Hashi Bitcoin-finance network will begin a phased mainnet rollout later this month with more than $500 million in committed launch capital from a coalition of more than 20 partners. The infrastructure keeps native BTC on Bitcoin while minting hBTC on Sui for lending, credit, vaults, and structured products, according to announcements from the Sui Foundation and CoinTelegraph. For NFT collectors who settle in stablecoins or park treasury BTC in yield strategies between drops, Hashi is a settlement-rail story: it pairs Bitcoin collateral with planned stablecoin liquidity from federally chartered Anchorage Digital.
Anchorage Digital joined as a day-one launch partner, offering institutions two routes into Hashi. Qualified custodians can use Atlas tri-party collateral settlement while assets remain in regulated custody, while crypto-native funds can access the network through Anchorage’s Porto self-custody wallet. Anchorage also said it plans to supply stablecoin liquidity to Hashi, a detail that matters for marketplaces and gaming economies that price bids in USDC-style units but want Bitcoin-backed collateral underneath. Early vault providers named in coverage include Aftermath, Concrete, and Fluid, with additional coalition names such as BitGo, Bullish, Cumberland, FalconX, and Ledger.
Hashi was developed by Mysten Labs, the founding contributor to Sui. The foundation emphasized that third parties will independently build financial products on top of the primitive rather than Sui operating a single branded app. On deposit, Bitcoin stays on the Bitcoin network; Sui contracts coordinate collateral use and mint hBTC against locked BTC. On exit, hBTC burns and native BTC releases back on Bitcoin, a flow institutions often prefer to bridge-and-wrap models that move underlying coins off their home chain.
Security architecture is part of the pitch. Sui’s materials describe a Guardian Layer with defense-in-depth monitoring and a secondary backstop for suspicious collateral withdrawals, alongside MPC and multisig controls referenced in partner announcements. Hashi testnet went live on July 22, 2026, giving builders roughly ten weeks to stress-test integrations before the October mainnet window. The $500 million figure represents committed launch liquidity, not assets already deposited on-chain, so collectors should treat it as a capacity headline until vault TVL prints post-launch.
The NFT angle is indirect but real. Games and marketplaces on Sui — including titles that experimented with on-chain items and token sinks — benefit when Bitcoin treasuries can collateralize stablecoin rails without selling BTC into a thin spot market. Samsung’s same-day USDC remittance push on Sui and Solana shows how consumer wallets and institutional collateral layers are converging on the same networks NFT projects already use. Hashi adds a BTC leg to that stack rather than replacing stablecoin checkout flows.
Settlement watch: The first proof points after mainnet activation are how much of the $500 million commitment becomes live hBTC liquidity, whether Anchorage’s stablecoin lines actually clear mint-and-redeem windows for vault users, and whether Aftermath, Concrete, and Fluid publish auditable reserve dashboards. NFT treasuries watching Sui should track hBTC adoption in lending books before treating Hashi as a default treasury sink — commitments are not deposits until they show up in on-chain vault metrics.
Bottom line: Hashi is Sui’s bid to turn idle Bitcoin into programmable collateral without abandoning native-chain custody, backed by $500 million in launch commitments and Anchorage’s institutional on-ramps. Stablecoin liquidity and vault TVL after the October rollout will tell collectors whether the rail is live settlement infrastructure or another pre-mainnet headline.
Disclaimer: This article is provided for informational and educational purposes only. It does not constitute financial, investment, legal, or trading advice. The NFT market is highly volatile, and past performance is not indicative of future results. Readers should conduct their own research and consult qualified professionals before making any decisions related to digital assets. The cover image for this article may have been created using artificial intelligence (AI).
