0002023730 2026-05-08 2026-05-08 0002023730 gig:UnitsEachConsistingOfOneClassAOrdinaryShareAndOneRedeemableWarrantMember 2026-05-08 2026-05-08 0002023730 gig:ClassAOrdinarySharesParValue0.0001PerShare2Member 2026-05-08 2026-05-08 0002023730 gig:RedeemableWarrantsEachFullWarrantExercisableForOneClassAOrdinaryShareAtAnExercisePriceOf11.50PerShare1Member 2026-05-08 2026-05-08 false 0002023730 --12-31 8-K 2026-05-08 GigCapital7 Corp. E9 001-42262 98-1790710 1731 Embarcadero Rd. Suite 200 Palo Alto CA 94303 (650) 276-7040 true true true false false false Units, each consisting of one Class A ordinary share and one redeemable warrant GIGGU NASDAQ Class A ordinary shares, par value $0.0001 per share GIG NASDAQ Redeemable warrants, each full warrant exercisable for one Class A ordinary share at an exercise price of $11.50 per share GIGGW NASDAQ