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Unit Economics & Runway

The agent already reads revenue, downloads, and subscription metrics. This capability composes them — together with your ad spend and the costs and cash you enter — into the numbers a real co-founder actually watches: These numbers are computed in code, not by the LLM — the agent is told to use the exact figures and never to invent them. They’re attached to every report at health.economics and summarised in the briefing when material.

Inputs you provide

Economics improve as you connect more sources. Two inputs are manual:
  • Cash on hand — a single current balance (company-level — one bank account, so runway is company-wide, not per-app).
  • Monthly costs — recurring fixed/variable line items (infra, tools, contractors…). Each cost is either shared (company overhead) or attributed to one app (that app’s dedicated backend, an app-specific contractor). App-attributed costs feed that app’s contribution margin; everything is summed for company burn.
Everything else (ad spend, ARPU, churn, revenue) comes from data the agent already collects. When an input is missing, the agent hedges honestly and, at most once, nudges you to add it — it does not guess.

Set it from chat

You don’t have to open Settings — just tell your co-founder in chat: “we’ve got 42kinthebank","Supabaseis42k in the bank"*, *"Supabase is 600/mo”, “the App B contractor is $2k a month”, “warn me if runway drops below 9 months”. It records these via set_cash_on_hand, add_monthly_cost (marking a cost app-specific when you say so), and set_finance_thresholds.

Guardrail signals

Two signals fire once on transition (never nagging every run), waking an event-driven briefing:
  • runway_low — runway drops below your floor (default 6 months). Severity escalates to critical at half the floor.
  • payback_degrading — blended CAC payback climbs past your ceiling (default 18 months).
Set the thresholds via preferences (runwayFloorMonths, paybackCeilingMonths); leave them null to use the defaults.

Ties into Goals

An ltv_cac goal now auto-updates from the computed economics block each run — set a target ratio and the agent tracks pace and raises goal_offtrack if it slips, just like downloads/revenue goals.

Scope note

CAC, LTV, payback, and contribution margin are per-app (spend + subscriptions are per-app). Burn, cash, and runway are company-level.
  • Single-app owner: the daily per-app run computes company runway directly (that one app is the company).
  • Multi-app owner: the per-app run reports per-app numbers only; the weekly portfolio digest aggregates every app’s revenue/spend + all costs + cash into the company burn/runway and raises the runway_low alert. This avoids the multi-app error of charging all fixed costs against a single app’s revenue.