Amazon.com Inc., Microsoft Corp. and Alphabet Inc. had one job heading into this earnings season: show that the billions of dollars they’ve each sunk into the infrastructure propelling the artificial intelligence boom is translating into real sales.

Google unveiled a host of updates to its artificial intelligence offerings for cloud computing customers, emphasizing that the technology is safe and ready for use in the corporate realm, despite recent stumbles in consumer-facing tools.

Alphabet Inc.’s Google has consolidated its artificial intelligence research groups into one unit, the company’s latest move to keep from falling behind in the AI race.

Alphabet Inc., Microsoft Corp. and Texas Instruments Inc. posted double-digit quarterly revenue growth on Tuesday and expressed optimism about the coming months, reassuring investors who had been fretting that the technology industry was poised for a dour second half.