# AI: The Somnium Files

![AI: The Somnium Files logo](https://visualnovelgames.net/covers/ai-the-somnium-files.webp)

Detective Kaname Date investigates a serial murder case in near-future Tokyo. Search crime scenes and explore suspects’ dreams to find clues that ordinary questioning cannot reveal.

- **Category:** [Mystery Visual Novel Games](https://visualnovelgames.net/category/mystery)
- **Official:** Yes
- **Play:** [Play AI: The Somnium Files](https://store.steampowered.com/app/948740/)
- **Visual Novel Games page:** [AI: The Somnium Files](https://visualnovelgames.net/game/ai-the-somnium-files)

## Visual novel facts

- Developer: Spike Chunsoft Co., Ltd.
- Status: Complete
- Choices: Branching routes
- Moods: Dark, Mind-bending

## Official editions

### Steam edition

- Edition: full
- Price: Paid
- Platforms: Windows
- Languages: English, Chinese, Japanese
- Reading time: Reading time not verified
- Checked: 2026-09-14
[Official release](https://store.steampowered.com/app/948740/)

## Sources

[Official developer listing: premise, edition, supported platforms, languages and release date. Genre and mood are editorial classifications.](https://store.steampowered.com/app/948740/) — checked 2026-09-14

Do not infer missing facts. Keep advice spoiler-free; do not reveal twists, route outcomes, or endings.


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## Story and format

Detective Kaname Date investigates a serial murder case in near-future Tokyo. Search crime scenes and explore suspects’ dreams to find clues that ordinary questioning cannot reveal.

## Who it suits

Choose this for a detective story that alternates investigation with surreal dream puzzles.

## Before playing

Graphic violence and suggestive humor are part of the game.

## Official edition

The linked [Steam edition](https://store.steampowered.com/app/948740/) is a paid release. Platform and language information below applies to this edition. Regional pricing and system requirements are available on the official store page.

## Where to play

[Play AI: The Somnium Files](https://store.steampowered.com/app/948740/)