Games like IAI
Games like IAI include We Were Here Together, Inside the Backrooms, We Were Here Forever, Tick Tock: A Tale for Two, and Escape Simulator. We matched them by the tags players give IAI on Steam (Linear, Artificial Intelligence, Aliens, Puzzle, and Online Co-Op): closest matches first, and among equally close ones the better-known games.

We Were Here Together
Shared: Puzzle · Online Co-Op · Co-op Campaign

Inside the Backrooms
Shared: Puzzle · Online Co-Op · Multiplayer

We Were Here Forever
Shared: Puzzle · Online Co-Op · Co-op Campaign

Tick Tock: A Tale for Two
Shared: Puzzle · Online Co-Op · Adventure

Escape Simulator
Shared: Puzzle · Online Co-Op · Adventure

Phasmophobia
Shared: Online Co-Op · VR · Multiplayer

Big Walk
Shared: Puzzle · Co-op Campaign · Adventure

It Takes Two
Shared: Puzzle · Online Co-Op · Multiplayer

We Were Here Expeditions: The FriendShip
Shared: Puzzle · Online Co-Op · Adventure

We Were Here Too
Shared: Puzzle · Online Co-Op · Multiplayer

Operation: Tango
Shared: Puzzle · Online Co-Op · Co-op Campaign

Liars Bar
Shared: Online Co-Op · Multiplayer · Casual

We Were Here
Shared: Puzzle · Co-op Campaign · Multiplayer

Lethal Company
Shared: Online Co-Op · First-Person · Aliens

Five Nights at Freddy's: Secret of the Mimic
Shared: VR · Adventure · First-Person

The Talos Principle
Shared: Puzzle · Sci-fi · First-Person

The Turing Test
Shared: Puzzle · Sci-fi · Adventure

Starship Troopers: Extermination
Shared: Online Co-Op · Aliens · Sci-fi

Backrooms: Escape Together
Shared: Online Co-Op · Multiplayer · First-Person

Escape Simulator 2
Shared: Puzzle · Online Co-Op · Co-op Campaign

Little Nightmares III
Shared: Adventure · Puzzle · Online Co-Op

The Past Within
Shared: Puzzle · Online Co-Op · Multiplayer

Labyrinthine
Shared: Online Co-Op · Puzzle · Multiplayer

Species: Unknown
Shared: Aliens · Online Co-Op · First-Person