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

Negative prices through the day

What caused it · More notable days

Sunday 7 Jun 2026 · half-hourly prices

South Eastern England

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

Stats for Sunday 7 Jun 2026

−4.9p

Cheapest half-hour 12.30pm – 1pm

31.5p

Dearest half-hour 6pm – 6.30pm

11 hours

Negative prices 5am – 4pm

−4.2p avg

Cheapest 3 hours 12pm – 3pm

9.0p

Average price on 7 Jun 2026

Show as a table

Time	Price
12am – 12.30am	18.2p
12.30am – 1am	15.9p
1am – 1.30am	15.7p
1.30am – 2am	14.4p
2am – 2.30am	13.4p
2.30am – 3am	11.5p
3am – 3.30am	10.4p
3.30am – 4am	9.0p
4am – 4.30am	5.7p
4.30am – 5am	2.5p
5am – 5.30am	−0.2p
5.30am – 6am	−3.7p
6am – 6.30am	−1.0p
6.30am – 7am	−1.7p
7am – 7.30am	−2.7p
7.30am – 8am	−3.0p
8am – 8.30am	−2.8p
8.30am – 9am	−2.5p
9am – 9.30am	−2.6p
9.30am – 10am	−3.0p
10am – 10.30am	−3.5p
10.30am – 11am	−3.5p
11am – 11.30am	−4.0p
11.30am – 12pm	−3.3p
12pm – 12.30pm	−4.0p
12.30pm – 1pm	−4.9p
1pm – 1.30pm	−4.4p
1.30pm – 2pm	−4.0p
2pm – 2.30pm	−4.0p
2.30pm – 3pm	−4.0p
3pm – 3.30pm	−3.3p
3.30pm – 4pm	−2.8p
4pm – 4.30pm	9.9p
4.30pm – 5pm	18.3p
5pm – 5.30pm	24.3p
5.30pm – 6pm	29.4p
6pm – 6.30pm	31.5p
6.30pm – 7pm	31.5p
7pm – 7.30pm	22.8p
7.30pm – 8pm	24.8p
8pm – 8.30pm	24.0p
8.30pm – 9pm	25.4p
9pm – 9.30pm	24.0p
9.30pm – 10pm	23.8p
10pm – 10.30pm	25.1p
10.30pm – 11pm	23.9p
11pm – 11.30pm	24.2p
11.30pm – 12am	20.3p