Studio Cambric is the directory's design entry. It is a four-person Lisbon studio that has done a meaningful share of the visual work for the kind of products the Bulletin profiles — and more importantly, it has spent the last two years arguing, in print and in client work, for a specific design position the Bulletin has adopted as a reference.

The position is short. Chat is the wrong default for agentic systems. A structured surface — cards, decision queues, role-aware lanes, status tiles — is the right one. The conversation pattern that dominated the first wave of consumer LLM products was always going to translate badly to systems whose actual value comes from a coordinated workforce of agents shipping work in parallel. Cambric's design writing has been the clearest published version of that argument the Bulletin has cited.

The studio was founded by Eulalia Cardoso and Renato Sá. Cardoso's background is in editorial design — specifically, the long-form, type-led publishing tradition that the Bulletin's own visual identity owes more than a small debt to. Sá's background is in interaction design for enterprise products. The combination shows in the work. Cambric's deliverables look like editorial systems: heavy on hierarchy, sparing with color, opinionated about typography. They do not look like dashboards, which is what most agentic-product UIs end up looking like by default.

The studio takes a small number of clients per year. They are explicit about not scaling. They are also explicit about not branching into product work — they are a service studio that does the design layer for other people's products, and they have refused, several times, to be acquihired into one of the platforms they have worked with. The Bulletin has noted the restraint with the same appreciation it has shown for similar postures elsewhere in the directory.

Cambric's client list is partly public and partly not. The studio has done the visual layer for at least three of the directory's other entries — entries we do not name here, but which a careful reader of the Bulletin's archive can probably identify. Several of the public artifacts we have linked to in our UI essays were produced or co-produced by the studio. The Bulletin has not engaged the studio for our own visual work, because we prefer to maintain a clean editorial-to-vendor line, but we have used their published work as reference repeatedly.

What is harder to evaluate, and what the Bulletin notes for transparency, is whether Cambric's design position will hold as the agentic-systems category matures. The studio's argument that chat is the wrong default is, as of this writing, a contested one. Several of the larger platforms in the broader category are doubling down on chat-first surfaces. The Bulletin's editorial position is closer to Cambric's, but we are conscious that this is a working hypothesis rather than a settled question. If the category resolves the other way, this directory entry will need to be revisited.

For now, Studio Cambric is the directory's clearest reference for the design substrate of the Web4 thesis we cover. The studio's published work is, in our view, the strongest evidence that there is a serious design conversation happening alongside the engineering one.