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Arbitrum Foundation · Online · online

Arbitrum Open House Singapore: Online Buildathon

Register on official page ↗ 58/100 about 6 weeks until submissions close
Why it's flagged 🔥

• $4791.67 normalized prize per estimated submission · • $115K cash with below-median registration

Verify before committing

• extraordinary per-submission value — verify payout history

Decision — what to do today
WATCH
far out; latest safe start 2026-09-23
Prize normalization
What they're looking for

Themes: AI agents · agentic finance · developer infrastructure · blockchain · smart contracts · security — detailed requirements not published yet, check the official page.

✦ Strong match for your agent-reliability specialism (74% overlap)

Finish-feasibility at deadline100% (14d+)
P(any payout) if competitive entry25% (assumes 6-12 slots)
Heuristic cash EV$28,750
Build modelP80 34h effective after 15% reuse (raw 40h)
Strategic fit (agent reliability)74%
Opportunity cost of entering$850 (34h x $25/h shadow rate)
Latest safe start2026-09-23
Field estimation
Official event page →
Devpost API · observed 2026-08-27 · eligibility source: platform metadata unverified
Headline advertised$115,000
Cash (verified)$115,000
Credits (compute/API)—
Normalized value$115,000
Score breakdown v0.1
58/100

Grid order (attention) = 58 × (deadline TBA) = -1

Platform-listed prize: $115,000

expected prize value100/100
winnability52/100
historical winner qualityno data yet
judging tractabilityno data yet
organizer qualityno data yet

Known components renormalized · completeness bonus up to +8 · unverified prizes capped at 85.

The facts
  • Dates: 9/13/2026 → 10/4/2026
  • Format: online
  • Themes: AI agents, agentic finance, developer infrastructure, blockchain, smart contracts, security
Registered201
Submission prior5%
Est. serious field~24 projects
Norm. prize per est. submission$4,791.67
Days left37