Meet the builders, exchange ideas, and leave with something new. Around the world or online.
Builders will create projects with Codex or the OpenAI API during an online hackathon, then present them at a demo night with Q&A, judging, and community networking. Hosted by startup studio Hexa, local Codex Ambassador Boris de Wit, and supported by North Star and Belgian Codex Ambassador Oleksandr Tsepukh, the competition will award 10 tickets to DevDay Exchange.
Explore eventThe first AI Community Meetup will bring together builders, founders, engineers, researchers, and AI enthusiasts for three short technical talks featuring projects, live demos, and real-world experiments, followed by networking. Open to all experience levels, the event will run in French or English and will require approval to attend.
Explore eventThe Cleveland/Akron AI Collective will host a free, no-sales-pitch evening of networking and short AI project show-and-tells, welcoming builders, educators, decision-makers, researchers, and curious newcomers. Part of a global nonprofit with 250,000+ leaders and practitioners across 200+ chapters, the event will make space to share ideas, troubleshoot challenges, and compare notes on AI’s role in work.
Explore eventAI Builder Night will bring together about 200 developers for hands-on conversations and a panel on building, shipping, and securing AI agents, featuring Marianne Bekker, 1Password’s Director of Developer Relations. Attendees will explore practical agent workflows and credential safety while connecting with builders from communities including Founders Bay, a 250,000+ member network, and The Builder Series, with 60,000+ members.
Explore eventTen Seattle AI startups will showcase what they’re building, followed by drinks and networking that continue conversations from the PitchBook keynote, Graylin x Sposato fireside, and VC panel. The event will bring together founders, operators, and investors as part of Seattle AI Week, hosted by Thinkspace in partnership with Skillsheet.
Explore eventThe APRIL AI Hub Annual Summit 2026 will showcase cutting-edge research from interns and researchers while featuring insights from industry partners and hands-on tutorials on emerging resources. Attendees will get to explore funded projects and network with the AI community's brightest minds pushing the field forward.
Explore eventFounders and technical leads will dig into the unglamorous side of AI infrastructure with seasoned builders who've navigated compute pricing, vendor lock-in, and cost-versus-control tradeoffs at scale. Sana Khareghani (CSO at Era4) and other infrastructure veterans will break down what actually happens once free credits run out, plus there's a live demo of an AI Infrastructure Procurement Guide Tool and open Q&A.
Explore eventAI Tinkerers’ October 2026 meetup will spotlight A2A with live demos, code walkthroughs, and practical insights into foundation models and generative AI. Builders and practitioners shipping production systems will share what they’re learning firsthand.
Explore eventHacktoberfest México será un hackathon de dos días organizado por Mobil3 y Major League Hacking, donde desarrolladores, founders y builders crearán proyectos con IA open-source y modelos open-weight, desde la formación de equipos hasta las demos finales. Los participantes competirán en siete retos patrocinados por premios y beneficios valorados en cerca de USD 52,700.
Explore eventAI founders, side-hustlers, and technical builders will deliver three-minute live pitches, with the audience voting to award one winner $1,000. Supported by 1PB.org, which backs entrepreneurs through mentorship, investment, and support, the event will also feature demos, candid feedback, and networking.
Explore eventEngineering and infrastructure leaders from some of New York’s fastest-growing companies will share candid insights on uptime, incidents, and keeping production reliable as AI reshapes software development. The evening will pair French-inspired bistro fare with practical conversation, no slides or pitches.
Explore eventAI Valley and developer-tool company Flox will host an interactive Halloween murder mystery, where attendees investigate a broken build, uncover clues about dependencies and environment drift, and see how Flox creates reproducible software environments across laptops, CI, and production. The evening will also feature real developer horror stories and a Halloween mixer.
Explore eventAI Tinkerers’ October Meetup will bring engineers, researchers, and technical founders building with LLMs and generative AI together for hands-on implementation, live demos, and in-depth technical Q&A. Expect real systems and practical show-and-tell, demos over decks.
Explore eventBuilders will spend a full day creating agentic applications with You.com and AWS, developing real-world use cases into working demos with hands-on support. The day will wrap with team pitches showcasing what they build.
Explore eventCoMotion, Nucleate, and Plug and Play will host a curated speed-dating event connecting founders building AI-driven healthcare, therapeutics, diagnostics, and med tech solutions with active VCs, angels, and strategic investors. Founders will pitch across multiple rounds, gaining direct investor feedback and opportunities to build valuable relationships.
Explore event42AI’s Impact & Governance team will showcase four AI projects in accessibility, food information, content recommendations, and water-leak detection, with demos and discussion of their real-world benefits and limitations. Project developers Mehdi Desmartin (SignBridge), Raphaël Bournhonesque (Open Food Facts), Lê Nguyên Hoang (Tournesol), and Hubert Baya Toda (Leakmited) will share practical lessons on designing AI for positive impact.
Explore eventAI Builders will host an informal meetup for developers, product professionals, data specialists, ML engineers, and founders with some LLM knowledge, featuring AI and builder-tool demos from EU and Silicon Valley leaders. The self-organizing nonprofit community of 5,000+ AI enthusiasts will also make time for networking, pizza, and drinks.
Explore eventA builder-first evening will feature live product and engineering demos, practical lessons on what worked and broke, and time for technical Q&A. Expect a code-forward focus on implementation details.
Explore event
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