Multimodal AI Hackathon 2026 Online Build beyond limits ₹ 100,000 in prizes Winners TBD 4351 participants
Build with Paritok: The Token-Efficiency Hackathon Online Build any AI project on Paritok's open-source models — measured 74% fewer input tokens, real workflows, real reduction. $630 in prizes Winners announced 197 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46685 participants
Google Cloud Rapid Agent Hackathon Online Building Agents for Real-World Challenges $60,000 in prizes Winners announced 14443 participants
Reddit Mod Tools and Migrated Apps Hackathon Online Join Reddit to build moderation tools for the Reddit community! $45,000 in prizes Winners announced 3088 participants
