=====FINAL=====
 Weekly cash-flow is grouped by week commencing Monday (2026-09-07 is a Monday). Opening balance £4210.55 is applied before the first week’s transactions. Outflows are shown as positive amounts.

```json
{"weeks":[{"week_commencing":"2026-09-07","money_in":4323.95,"money_out":2146.95,"net":2177.0,"closing_balance":6387.55},{"week_commencing":"2026-09-14","money_in":2907.7,"money_out":2584.9,"net":322.8,"closing_balance":6710.35},{"week_commencing":"2026-09-21","money_in":3290.75,"money_out":3015.44,"net":275.31,"closing_balance":6985.66},{"week_commencing":"2026-09-28","money_in":4670.43,"money_out":2496.5,"net":2173.93,"closing_balance":9159.59}],"closing_balance":9159.59,"largest_outflow_category":"Payroll","largest_outflow_total":4800.0,"lowest_closing_week":"2026-09-07"}
```

ELAPSED 37.5s
EXIT 0
PROXY_USAGE {"requests": 1, "in": 1835, "cached": 1792, "out": 289, "reasoning": 4286, "usd": 0.028432, "errors": []}