OpenAI Open Model Hackathon Online Build with gpt-oss, OpenAI’s open weight reasoning models. $30,000 in prizes Winners announced 8635 participants
Meta Horizon Creator Competition: Open Source Champions Online Compete for a share of $1M in prizes, plus an additional $500K in prizes for newly introduced mini-challenges. $1,500,000 in prizes Winners announced 1212 participants
World’s Largest Hackathon presented by Bolt Online Build with AI for a shot at some of the $1M+ in prizes. $1,037,500 in prizes Winners announced 129559 participants
Hackonomics 2025 Online An experience to help educate and grow insight into Computer Science and Economics. Non-monetary prizes Winners announced 1243 participants
AI in Action Online Innovate Together: A Multi-Partner Google Cloud Hackathon $50,000 in prizes Winners announced 6701 participants
Agentforce Virtual Hackathon Online Build groundbreaking agents and compete for $140k in prizes $140,000 in prizes Winners announced 7212 participants
Azure AI Developer Hackathon Online Unleash the future of AI on the Azure cloud $10,000 in prizes Winners announced 3345 participants