backend grok-cli (SuperGrok Heavy sub, $0 marginal) · window last 24h
Sources checked: Encode programmes + Arc page · DoraHacks listing · Akindo wave-hacks (SPA shell only) · ETHGlobal upcoming · Devpost AI/online · major-lab X+web · 24h X tips · re-verify of 10 tracked organizer pages.
Re-verify (no changes → not in DEADLINES_JSON): Backblaze still 2026-08-03 17:00 EDT (devpost) · Port Mortem still freeze 2026-08-03 18:00 UTC (coderesurrection.com) · AMD still 2026-08-06 (luma) · Snowflake CoCo prototype still 2026-08-06, reg ended 2026-08-02 (hack2skill) · Push to Prod still 2026-08-08 Bengaluru IRL (devfolio) · BasePaint still 2026-08-08 23:59 UTC (basepaint.xyz) · Arc final still 2026-08-09 midnight AoE; reg closes 2026-08-08 (encodeclub) · Raingentic still NYC 2026-08-08–09 (luma) · Cleanverse hack window still through 2026-08-09 23:59 UTC; reg Jul 21–Aug 7 (cleanverse) · Solana Blitz V7 still 3–9 Aug (magicblock).
Major labs (OpenAI/Anthropic/Google/xAI/Meta): no new live challenge this window. OpenAI Build Week already closed (winners ~Aug 12).
Skipped noise: Paritok token-efficiency ($630, students-only) · IIT Madras Research Agents ($100) · OKX “AI Trading Hackathon” tip only (X) — no OKX-owned page confirmed · known items (DataHub, Telegraph S1, WEEX, Flare, ETHOnline/Tokyo/Mumbai, etc.).
NEW (ranked)
QIE Hackathon 3.0 — reg open 2026-08-01 · build Aug–Nov · submit 2026-11-30 · demo Dec 1–5 · winners Dec 10 — $17k (50% win / 50% 90-day milestones) — remote / mainnet-only — long lead, DeFi + AI agents + commerce + tooling on EVM L1; milestone clawback risk for India payouts — hackathon.qie.digital/ · org X x.com/qieblockchain/status/2083917133415907743
Monad Blitz Bangalore V5 — event 2026-08-16 (1-day IRL) · apps close 2026-08-14 — $1,500 — in-person Bengaluru — local, ship-same-day; small pool, not remote — luma.com/7p2arf8w · developers.monad.xyz/events