Guides

Agile, Intelligent Go, and when Ember is the extra step.

Honest tariff notes for UK EV home charging. Rates checked 19 September 2026.

Comparison

Octopus Agile vs Intelligent Octopus Go

Half-hourly prices or a fixed cheap overnight window, whole-house costs, and when Ember helps Tesla + iPhone drivers on Agile.

 Ember

How Ember locks Agile windows

Reads 48 prices, picks the cheapest stretch to target, runs the Tesla home charge. Free charts vs £3.99/mo automation.

 Agile

Plunge Pricing explained

Rates can go below zero. Day-ahead prices around 4pm. Price Cap Protect max 100p/kWh.

 Intelligent Go

Intelligent Go off-peak hours

Whole home 23:30–05:30 at 8p/kWh (8.4p until 1 Oct), six smart EV hours, Charge Cap.