Developers will build next-generation agentic economic applications using Circle's Nanopayments infrastructure with settlement on Arc in USDC, enabling high-frequency transactions between users, APIs, and AI agents without gas overhead. Compete for a $10,000 prize pool with guidance from Arc and Circle experts, with on-site opportunities in San Francisco on April 25-26.

Build AI solutions using Gemma 4 to drive positive change and create global impact. Compete with 66 participants for a $200,000 prize pool.

Innovators worldwide build AI solutions across 4 tracks to solve problems that matter, with free entry and access to mentor office hours and industry judges. Winners share $2,200 USD in prizes with all participants receiving official digital certificates and community access.

Build innovative AI solutions and compete against participants worldwide in this global hackathon. Compete for over $30,000 in prizes and showcase your AI development skills on an international stage.

Build something creative using turbopuffer's vector search and ElevenLabs' audio APIs (Sound Effects and Music), then submit a viral-style video demonstrating your project. Prize pool of $15,292 rewards creative combinations of semantic search with audio generation, particularly music and sound effect use-cases.

Build innovative AI solutions as part of Hack Nation's global hackathon for developers and AI enthusiasts worldwide. Winners compete for a $30,000 prize pool distributed across multiple categories.

Build innovative AI projects with global peer collaboration and mentorship support across multiple student categories. Win from a US $15,000+ prize pool with cash prizes, AI certification scholarships, and recognition across multiple categories.