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.

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 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 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.