A platform for collective deliberation

Where communities take their time to think together.

cosenseus runs structured, multi-round dialogues for groups of any size. Participants answer in their own words. The platform synthesizes responses, surfaces consensus and tension, and proposes the next round's questions — so deliberation actually moves forward.

Multi-round dialogue

Each round narrows the question. Participants build on what came before instead of restarting every conversation.

Bring-your-own AI

Run on local Ollama for free, or use OpenAI / Anthropic with pay-as-you-go credits. Synthesis quality is your choice.

Quantitative + qualitative

Sentiment, clustering, word frequency, and Polis-style positions sit alongside direct quotes from participants.

Public or private

Open community dialogues, or private organizational deliberation with email allowlists and access codes.

Open source · self-hostable · audit-friendly