Lisbon AI 2026

Lisbon AI 2026 is a two-day technical conference for people building and shipping AI in the real world, taking place on 23–24 September 2026 at the Champalimaud Centre for the Unknown in Belém, Lisbon. Deliberately capped at around 400 attendees, it is aimed at engineers, researchers and founders deploying models in production rather than at executives or buyers — the organisers describe it bluntly as "no hype decks, no rubber-chicken dinners," just code, talks and hallway hacking. Attendees are even told to bring their laptops.

What to expect in 2026

Lisbon AI positions itself as the annual summit for practitioners shipping AI, and its programme reflects that hands-on identity. The 2026 format mixes several session types across the two days:

• Talks and on-stage interviews with people building real systems;
• Lightning talks for fast, focused technical ideas;
• Live demos of working AI systems and workflows;
• A chill area, a riverside lunch and a sunset party — the informal time the organisers treat as a first-class part of the event, where collaborations actually form.

The call for proposals, which closes on 15 July, explicitly asks for deeply technical talks and demos from people building real AI systems or workflows — a filter that keeps the content closer to engineering practice than to product marketing. This is a community-driven event rather than a corporate trade show, organised by a small team of engineers and operators from around Portugal, and now in an established edition having run previously. The deliberate small scale is a design choice: with roughly 400 people in the room, the gap between speakers and attendees stays narrow, and conversations started on stage tend to continue over lunch.

Who speaks and who should attend

The 2026 speaker roster reflects the conference's builder-first ethos, drawing engineers and founders from across the industry. Early confirmed speakers include Steve Ruiz of tldraw, Ben Brandt of Zed Industries, Matt Carey of Cloudflare, the independent engineer and writer Duarte Carmo, and Diogo Mónica of Anchorage and Haun Ventures, with more announced in the run-up to the event. The common thread is people who ship: makers of developer tools, infrastructure and production AI systems rather than purely conceptual speakers.

The intended audience matches — engineers, researchers and builders putting AI into production. If you are wiring up agents, evaluating models, building developer tooling, or running inference at scale and want concrete detail rather than strategy slides, this is the room. Less so if you are scouting vendors or looking for a high-level market overview; the format rewards people who can talk shop and want to compare notes on what actually works in deployment.

The Lisbon and Iberian AI scene

Lisbon AI is also a marker of Portugal's growing position in the European technology landscape. Lisbon has become a magnet for engineers, startups and remote technical talent over the past decade, and a grassroots, builder-led AI conference reflects a maturing local ecosystem that now sustains its own gatherings rather than importing them. Across the Iberian Peninsula, AI activity has clustered around a handful of cities, and a practitioner-run event in Lisbon signals that the region is producing not just talent that leaves for larger hubs but communities that convene at home.

The 2026 venue underlines the ambition: the Champalimaud Centre for the Unknown is a riverfront biomedical research campus in Belém with bright, open interiors and space for technical conversations to spill outdoors — a fitting home for a conference named, in part, for venturing into the unknown. It is easy to reach from central Lisbon by train, bus, taxi or rideshare.

Why it matters, tickets and practical details

In a year when applied AI has shifted decisively from demos to production, a small, high-signal gathering of people who actually run these systems is a useful corrective to the conference circuit's louder, sales-driven events. Tickets for the 2026 edition are released in stages through the official ticketing page, and because attendance is limited to roughly 400 places, the event tends to sell out as the date approaches — early booking is advisable. Most talks are recorded and shared after the conference, so some content reaches a wider audience, but the in-person value is the hallway time, the demos and the riverside social programme that the format is built around. For engineers and founders working on applied AI — production models, developer tooling, agents and real deployments — Lisbon AI 2026 is a focused two days in one of Europe's most appealing tech cities, and a useful window onto where Portugal's AI community is heading.