Build AI ventures and compete in a global hackathon with physical hubs across 14 cities including San Francisco, Cambridge, NYC, Paris, London, and more. Winners pitch to top venture capital firms like Greylock with opportunities to launch their next AI venture.

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.

Pioneer High School students will build gaming and machine learning/AI projects to showcase their coding skills. Winners will compete for $201 in total prizes.

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.

Participants showcase groundbreaking AI and machine learning advancements by presenting real-world case studies, innovative solutions, and data analytics methodologies across sectors including higher education and industry. Submissions are evaluated by expert judges on technical innovation, practical impact, and strategic relevance, with no specific monetary prizes mentioned.

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.

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.

Compete in AI and machine learning challenges ranging from getting started fundamentals to advanced research problems, building solutions alongside millions of builders and researchers worldwide. Prize pools vary by individual competition, with featured premier challenges offering significant rewards.

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.

Teams of 3-5 will conceptualize and prototype an AI-powered application in 8 hours, with diverse perspectives and all experience levels welcome. Prizes and specific awards are not detailed in the event description.

Build an end-to-end AI pipeline that automates article coding for meta-analysis, extracting effect sizes from research papers and outputting aggregated results for a given research question. This competition determines if artificial intelligence can efficiently automate the labor-intensive process of creating meta-analyses in industrial and organizational psychology.