CALL-E: Your Code Is Calling Online Turn your code into an AI agent that makes real phone calls. $10,000 in prizes Sep 14, 2026 11:45 AM EDT to submit 2586 participants
CockroachDB × AWS Hackathon - Build with Agentic Memory Online Agents that think. Agents that act. Agents that remember; reliably, globally, at any scale. $8,750 in prizes Winners TBD 3708 participants
Arm Create: AI Optimization Challenge Online One challenge. Three frontiers of AI. All powered by Arm. $8,000 in prizes Winners TBD 2484 participants
Build with DataHub: The Agent Hackathon Online Build AI agents with DataHub's open-source Context Platform. $20,500 in prizes Winners TBD 3074 participants
Backblaze Generative Media Hackathon: Build with Genblaze on B2 Online Build the next generation of AI media apps. Generate with Genblaze. Store on Backblaze B2. $10,000 in prizes Winners announced 1310 participants
OpenAI Build Week Online Join a global week of building with Codex $100,000 in prizes Winners announced 46719 participants