backend grok-cli (SuperGrok Heavy sub, $0 marginal) · window last 24h
CALL-E: Your Code Is Calling - build now → submit 2026-09-14 (11:45pm SGT) - $10k cash (+ CALL-E credits) - remote/online - high-fit agent hack: phone-calling AI agents via SDK/API/MCP; solo-friendly, long lead time - call-e.devpost.com/1(https://call-e.devpost.com/)
Creative Minds Jam #1 (Minds by Animoca) - kickoff ~Jul 28 → DATE CONFLICT: submit 2026-08-24 (official site) vs 2026-08-28 (DoraHacks card/detail); fail-safe = Aug 24 - $10k + up to $250k Minds Investment Programme path - virtual (optional HK kickoff Jul 30) - persistent creator-economy agents on Minds; strong web3/agent fit, remote OK - creativemindsjam.com/ · dorahacks.io/hackathon/creativeminds/detail2(https://creativemindsjam.com/)
Backblaze Generative Media (Genblaze on B2) - open now → submit 2026-08-03 5pm EDT - $10k cash - remote/online - gen media apps (video/image/audio) with Genblaze + B2; solid AI-dev bounty, ~10d left - backblaze-generative-media.devpost.com/3(https://backblaze-generative-media.devpost.com/)
DevNetwork [API + Cloud + AI] @ API World 2026 - online build Aug 17 – Sep 3; IRL awards Sep 2–3 Santa Clara - submit by 2026-09-03 (online window end) - ~$8k+ cash across tracks (Perfect Corp $2.5k, Nutrient $1.5k, more TBA) - hybrid (online track OK) - API/AI product challenges; remote India-eligible - api-cloud-ai-hackathon-2026.devpost.com/4(https://api-cloud-ai-hackathon-2026.devpost.com/)
re:AGENT (GXL × Arc Institute × Anthropic × Biohub) - apply by 2026-07-30 12pm PST → build weekend Aug 15–16 SF - prizes “will be awarded” (TBA) - in-person SF only - major-lab agentic science weekend; poor fit unless already in Bay Area - luma.com/g6org075 · x.com/gxl_ai/status/20803371456051000195(https://luma.com/g6org075)
Grokathon (SpaceXAI / xAI) - apps close 2026-07-28 11:59pm → event Aug 8 SF (12h) - prizes TBA at event - in-person SF only - frontier Grok/X API access; not remote - x.ai/grokathon6(https://x.ai/grokathon)
KSP Datathon 2026 (Hack2skill × Zoho Catalyst) - prototype submit 2026-07-26 - ₹10 Lakh - online India challenge - public-safety data/AI builds; India-friendly payout rails, short lead, not crypto/agent-core - x.com/hack2skill/status/2080280193382690825 · hack2skill.com/event/datathon2026
Sarvam Epoch Buildathon (GrowthX) - apps closing ~now → Jul 26 10:00–18:00 IST Bengaluru (8h) - ₹10 Lakh - in-person Bengaluru - India AI stack + investor stage Jul 30; high local signal, travel required, near-zero lead - growthx.club/events/sarvam-epoch-buildathon-by-growthx-2d182 · x.com/nikhiljoisr/status/2080250448662167773
Sweep notes (not ranked as new)
- ETHGlobal: Lisbon this weekend (IRL); next async ETHOnline Sep 4–16, Tokyo Sep 25–27, Mumbai Nov 6–8 — already known. ethglobal.com/events
- Encode Arc Programmable Money: final submit Sun 9 Aug AoE, reg closes 8 Aug — matches known; still open. encodeclub.com/programmes/arc-hackathon
- Tracked deadlines re-checked (no change → not in JSON): SigNoz Jul 20–26; Casper finals 2026-07-26 23:59; OKX.AI Genesis Jul 27 23:59 UTC; Archestra by Jul 29; C:>DIR concept notes 31 Jul; WTF iExec 2026-08-01 21:59; Agentic Commerce event Jul 31–Aug 2; HackerRank Orchestrate challenge Aug 1 6pm IST (24h → ~Aug 2). 0G Wave 2 still Jul 24 per AKINDO. Future Caribbean apply page no longer states Jul 24 clearly (selection email-by-Jul-17 language) — not confirmed changed.
- Major-lab window: no new OpenAI/Anthropic/Google/xAI remote challenge announced in last 24h beyond re:AGENT (Anthropic SF) + Grokathon (xAI SF). OpenAI Build Week global submit was Jul 21 (closed).