1/ Last week at Kaia Summit: 575 hackers joined, 94 qualified submissions, 5 finalists hit the stage. Huge thanks to our finalists and judges from @LINE_global (LINE NEXT), @cicada_mm, @ankr, @animocabrands, @caladanxyz, @Knightfury404, & @xwavelabs for making it real. Winners below ↓

Kaia v2.1.0 is live! A focused upgrade bringing MEV Auction (KIP-249) support, API/storage improvements, and no hardfork required. Here’s what it includes ⤵️ MEV Auction for CNs • v2.1.0 accepts BidTx • External Auctioneer connects via websocket (auction namespace) to deliver winners • Enable WS and restrict exposure (firewall/allowlist recommended) Full Nodes: Storage Efficiency • LevelDB snappy is now default • Reclaim disk by running chain DB compaction on older data (long-running; increased I/O) Archive Nodes: Experimental FlatTrie • Erigon-style state layout via --state.experimental-flat-trie • Fresh sync required; some features unavailable (e.g., eth_getProof, live pruning, rewinds) Also in v2.1.0 • RocksDB support • RPC block params: “safe” / “finalized” • EIP-7702 sanity checks • Fine-grained compaction controls, perf & stability fixes Upgrade recommended for CN/full/archive operators. → Downloads: docs.kaia.io/nodes/downloads → Release notes: github.com/kaiachain/kaia/re…

New tutorial: build cross-chain NFTs on Kaia with @chainlink CCIP. Learn the burn-and-mint model, message flow (ccipReceive), route control, and paying fees in LINK or native—plus full Hardhat steps. Read → medium.com/kaiachain/buildin…

5/ Thanks to everyone who shipped, mentored, and judged. Next up: We’re gearing up momentum for the Kaia Next Builders Program—follow @buildonkaia for resources, calls, and the next build.

4/ 🏆 Winner — Lucky Savings ( @LuckySavingsApp) A Lossless Lottery protocol on Kaia—deposit safely; prizes from yield. Dora → dorahacks.io/buidl/32902

3/ 🥈 Runner Up — KiloLend ( @kilolend_xyz) Stablecoin-focused decentralized lending with AI-assisted UX (LINE Mini-Dapp). Dora → dorahacks.io/buidl/31776

2/ 🥉 2nd Runner Up — Senja ( @SenjaLabs) Permissionless stablecoin lending & borrowing on Kaia. Dora → dorahacks.io/buidl/33282

🏆 WE DID IT! Lucky Savings just clinched 1st place & $35K in the Kaia Wave Stablecoin Hackathon! 📷 Huge shoutout to @KaiaChain @BuildonKaia and @CaveDAO_org, we're turning deposits into daily wins & massive jackpots. Deposit $KAIA/$USDT(soon), earn Airdrop Points for $LUCK token, & join the FOMO! Who's next big winner? 📷#SaveToWin #LuckySavings #KaiaWave

Anurag, Founder of @AvailProject presents more about what avail’s nexus upgrade, and what’s next for them in the space

We have @AZooInMyLuggage from @chainlink up next talking more about Chainlink CCIP, and a sneak peak as to what’s next at Chainlink

While @neoofkaia is off in at the presentation space on the Kaia keynote, we have some light bites available for our attendees, drop by the Google Developer Space for dev sessions and small bites

Next up, our Head of Technology @neoofkaia gives the Kaia Keynote and shares more about the latest stablecoin orchestration layer narrative

And we’re live, kicking off Kaia Dev Connect, is Eefy from @googlecloud giving the welcome speech

Chainlink CCIP is now live on Kaia — building cross-chain apps just got easier. For devs: cross-chain messaging, programmable token transfers, rate-limited lanes, and audited security/monitoring. Deep dive → medium.com/kaiachain/chainli… @chainlink

Kaia Dev Connect with Google Cloud — Oct 2, 13:00–17:00 SGT at Google Developer Space. For builders: gas abstraction, CCIP interoperability, tooling/SDK previews, stablecoin orchestration layer. Free to attend; RSVP → luma.com/4k4jn5sd

6/ Senja ( @SenjaLabs) — Permissionless stablecoin lending/borrowing protocol in the Kaia ecosystem, also on LINE Mini Dapp. DoraHacks Dora: dorahacks.io/buidl/33282

5/ ReKaUSD ( @rekausd) — Yield-routing for USDT on Kaia (rkUSDT), with external accrual and CCIP under the hood. ReKaUSD Dora: dorahacks.io/buidl/31888

4/ NoLossProtocol ( @NoLossProtocol) — “Zero-risk” prediction market design where winners take the yield and losers keep their stake. NoLoss Protocol Dora: dorahacks.io/buidl/31945

3/ Lucky Savings ( @LuckySavingsApp) — Lossless savings with daily prize mechanics: deposit, your principal stays safe; prizes sourced from yield. X (formerly Twitter) Dora: dorahacks.io/buidl/32902