Energy was last better‑than‑free: yesterday Next

On the Agile Octopus tariff, customers get paid to use electricity when there’s too much in the grid.

That’s cheaper than Octopus Energy paying to store it.

The price changes every half-hour.

How free electricity works

Period

Region

Sunday 18 Oct 2026 · half-hourly prices

South Eastern England

Price for each half-hour
Negative price (you’re paid to use power)

Stats for Sunday 18 Oct 2026

23.5p

Cheapest half-hour 5.30am – 6am

56.6p

Dearest half-hour 5.30pm – 6pm

0 hours

Negative prices none on 18 Oct 2026

25.4p avg

Cheapest 3 hours 4am – 7am

33.8p

Average price on 18 Oct 2026

Show as a table

Time	Price
12am – 12.30am	27.9p
12.30am – 1am	27.5p
1am – 1.30am	27.5p
1.30am – 2am	27.6p
2am – 2.30am	26.2p
2.30am – 3am	24.2p
3am – 3.30am	27.2p
3.30am – 4am	26.6p
4am – 4.30am	26.9p
4.30am – 5am	27.0p
5am – 5.30am	24.8p
5.30am – 6am	23.5p
6am – 6.30am	24.8p
6.30am – 7am	25.7p
7am – 7.30am	30.3p
7.30am – 8am	34.1p
8am – 8.30am	37.2p
8.30am – 9am	36.7p
9am – 9.30am	36.0p
9.30am – 10am	34.0p
10am – 10.30am	32.1p
10.30am – 11am	31.5p
11am – 11.30am	30.1p
11.30am – 12pm	29.7p
12pm – 12.30pm	28.6p
12.30pm – 1pm	28.6p
1pm – 1.30pm	28.1p
1.30pm – 2pm	28.6p
2pm – 2.30pm	31.0p
2.30pm – 3pm	30.8p
3pm – 3.30pm	31.0p
3.30pm – 4pm	31.4p
4pm – 4.30pm	49.4p
4.30pm – 5pm	52.6p
5pm – 5.30pm	55.1p
5.30pm – 6pm	56.6p
6pm – 6.30pm	56.6p
6.30pm – 7pm	56.5p
7pm – 7.30pm	43.3p
7.30pm – 8pm	41.3p
8pm – 8.30pm	40.3p
8.30pm – 9pm	37.5p
9pm – 9.30pm	36.7p
9.30pm – 10pm	31.9p
10pm – 10.30pm	34.1p
10.30pm – 11pm	31.7p
11pm – 11.30pm	31.3p
11.30pm – 12am	32.3p