backend grok-cli (SuperGrok Heavy sub, $0 marginal) · window last 24h
Snowflake CoCo CLI Hackathon 2026 — reg ends 2026-08-02; prototype submit 2026-08-06; finale 2026-09-01→04 — $10k (₹-denominated winners) — online APJ — agentic workflows / copilots on Snowflake CoCo CLI; India-fit rails — hack2skill.com/event/cococlihack
AI Designathon @ MERGE 2026 — NEW Akindo wave (announced 2026-07-25); wave ends 2026-08-01 (6d left on listing) — ¥100k (~$670) — remote (Akindo) — AI-native product/UX buildathon; prize thin — app.akindo.io/wave-hacks + x.com/akindo_io/status/2080996456157336031
Sweep notes (not ranked as new entries): Encode Arc Programmable Money still final sub 2026-08-09 (reg closes 2026-08-08); ETHGlobal upcoming unchanged (ETHOnline / Tokyo / Mumbai); Devpost JS listing thin — no unlisted big-brand/lab challenge; major-lab search: OpenAI Build Week ended, no fresh OpenAI/Anthropic/Google/xAI/Meta challenge this window. Tracked re-verify: no deadline changes (SigNoz Jul 26; Casper Jul 26; KSP Jul 26 per @hack2skill; OKX Jul 27; Grokathon app Jul 28 SF-only; Archestra Jul 29; CDIR concept Jul 31; WTF iExec Aug 1; Agentic Commerce build Jul 31–Aug 2 / apps close ~Jul 27; HackerRank Orchestrate challenge Aug 1 → ~Aug 2).