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 27 Sep 2026 · half-hourly prices

South Eastern England

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

Stats for Sunday 27 Sep 2026

−2.5p

Cheapest half-hour 11.30am – 12pm

49.2p

Dearest half-hour 6.30pm – 7pm

5.5 hours

Negative prices 10am – 3.30pm

−2.0p avg

Cheapest 3 hours 11.30am – 2.30pm

21.3p

Average price on 27 Sep 2026

Show as a table

Time	Price
12am – 12.30am	31.8p
12.30am – 1am	30.7p
1am – 1.30am	31.4p
1.30am – 2am	30.2p
2am – 2.30am	30.4p
2.30am – 3am	28.6p
3am – 3.30am	28.6p
3.30am – 4am	27.7p
4am – 4.30am	28.0p
4.30am – 5am	26.0p
5am – 5.30am	32.1p
5.30am – 6am	26.9p
6am – 6.30am	27.9p
6.30am – 7am	27.4p
7am – 7.30am	23.1p
7.30am – 8am	23.1p
8am – 8.30am	10.3p
8.30am – 9am	10.4p
9am – 9.30am	1.7p
9.30am – 10am	0.6p
10am – 10.30am	−1.2p
10.30am – 11am	−1.2p
11am – 11.30am	−2.0p
11.30am – 12pm	−2.5p
12pm – 12.30pm	−2.3p
12.30pm – 1pm	−1.9p
1pm – 1.30pm	−1.9p
1.30pm – 2pm	−1.4p
2pm – 2.30pm	−2.4p
2.30pm – 3pm	−1.2p
3pm – 3.30pm	−2.0p
3.30pm – 4pm	2.3p
4pm – 4.30pm	30.8p
4.30pm – 5pm	35.2p
5pm – 5.30pm	41.2p
5.30pm – 6pm	47.0p
6pm – 6.30pm	48.4p
6.30pm – 7pm	49.2p
7pm – 7.30pm	35.5p
7.30pm – 8pm	34.8p
8pm – 8.30pm	33.5p
8.30pm – 9pm	31.8p
9pm – 9.30pm	31.2p
9.30pm – 10pm	30.7p
10pm – 10.30pm	29.7p
10.30pm – 11pm	25.1p
11pm – 11.30pm	30.2p
11.30pm – 12am	30.2p