Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Jan. 25, 2026	Jan. 26, 2025	Jan. 28, 2024
Income Statement [Abstract]
Revenue	$ 215,938	$ 130,497	$ 60,922
Cost of revenue	62,475	32,639	16,621
Gross profit	153,463	97,858	44,301
Operating expenses
Research and development	18,497	12,914	8,675
Sales, general and administrative	4,579	3,491	2,654
Total operating expenses	23,076	16,405	11,329
Operating income	130,387	81,453	32,972
Interest income	2,300	1,786	866
Interest expense	(259)	(247)	(257)
Other income, net	9,022	1,034	237
Total other income, net	11,063	2,573	846
Income before income tax	141,450	84,026	33,818
Income tax expense	21,383	11,146	4,058
Net income	$ 120,067	$ 72,880	$ 29,760
Net income per share:
Basic (in USD per share)	$ 4.93	$ 2.97	$ 1.21
Diluted (in USD per share)	$ 4.90	$ 2.94	$ 1.19
Weighted average shares used in per share computation:
Basic (in shares)	24,359	24,555	24,690
Diluted (in shares)	24,514	24,804	24,940