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connect claude, gpt-5, gemini, and your own agents on a node-based canvas. let them debate. get a consensus answer with attribution — not a single model's guess.
┌─ note ─────────────┐ │ workspace prompt │ brain brain brain │ should we adopt │ ┌───────┐ ┌───────┐ ┌───────┐ │ postgres or stay │ ───▶ │ C │ ─▶ │ G │ ─▶ │ · │ │ on sqlite ? │ │ claude│ debate│ gpt5│ debate│ gemini│ │ ▰▰▰▰▰▰▰▰▰▰▰▰▰▰▰ │ └───┬───┘ └───┬───┘ └───┬───┘ └────────────────────┘ │ │ │ └────────────┼────────────┘ ▼ ┌──────────────── SYNTHESIZED ANSWER ─────────────┐ │ consensus reached — go with postgres │ │ claude & gpt-5 agree on scaling. gemini adds │ │ that pg unlocks cross-device sync without rework. │ │ │ │ 3 agents · 2 rounds · 92% agreement ▮ │ └─────────────────────────────────────────────────────┘
single-model chat hides disagreement. session surfaces it — then resolves it.
| runtime | electron 32 / node 22 |
| canvas | react flow xyflow v12 |
| state | zustand · split per-concern |
| style | tailwind v4 / glass |
| db (local) | sqlite + drizzle |
| db (cloud) | postgres 16 / supabase |
| auth | supabase otp · web ↔ desktop |
| backend | fastify 5 / hetzner / nginx |
| tls | let's encrypt / auto-renew |
| anthropic | claude opus / sonnet / haiku |
| openai | gpt-5 / mini / codex |
| gemini 2.5 pro / flash | |
| ollama | local · llama / qwen / gemma |
| openai-compat | groq · together · openrouter · vllm |
| nodes / canvas | 10 (free) · ∞ pro |
| agents / synth | 2 (free) · ∞ pro |
| cloud sync | — · yes pro |
| mcp | — · yes pro |
| team rooms | — · — · yes team |
bring your own api keys, keep your data local. upgrade only if you need more.
┌─ install session ─────────────────────────────────────────┐ │ │ │ stop trusting one model's guess. │ │ install the macos app · bring your keys · │ │ run your first debate in two minutes. │ │ │ │ ▶ session-0.0.1-macos.dmg │ │ arm64 + x64 universal · ~120 mb · sha256 verified │ │ │ │ windows + linux: q3 2026 │ │ │ └────────────────────────────────────────────────────────────┘
// current build: v0.0.1 · last release: 2026.05.05 · subscribe: hello@session.ad