The Callisto Protocol
by Striking Distance Studios · published by Krafton
Released December 2, 2022 on PC, PlayStation 5, Xbox Series X|S, PlayStation 4, and Xbox One.
About The Callisto Protocol
In this narrative-driven, third-person survival horror game set 300 years in the future, the player will take on the role of Jacob Lee – a victim of fate thrown into Black Iron Prison, a maximum-security penitentiary located on Jupiter's moon, Callisto. When inmates begin to transform into monstrous creatures, the prison is thrown into chaos.
Set on Jupiter’s dead moon Callisto in the year 2320, The Callisto Protocol casts players as Jacob Lee, an inmate in Black Iron Prison. When a mysterious outbreak throws the moon into chaos, Jacob must face his darkest fears to defeat the bloodthirsty creatures that stalk him as he unravels the dark mysteries at the heart of the powerful United Jupiter Company.
Release dates by platform
Reviews & players
PC system requirements
Official specs from Steam
Minimum
| OS | Windows 10/11 |
|---|---|
| Processor | Intel® Core™ i5-8400 or AMD Ryzen™ 5 2600 |
| Memory | 8 GB RAM |
| Graphics | NVIDIA® GeForce® GTX 1060 or AMD Radeon™ RX 580 |
| DirectX | Version 11 |
| Storage | 75 GB available space |
Recommended
| OS | Windows 10/11 |
|---|---|
| Processor | Intel® Core™ i7-8700 or AMD Ryzen™ 5 3600 |
| Memory | 16 GB RAM |
| Graphics | NVIDIA® GeForce® GTX 1070 or AMD Radeon™ RX 5700 |
| DirectX | Version 12 |
| Storage | 75 GB available space |
The Callisto Protocol FAQ
When did The Callisto Protocol come out?
The Callisto Protocol was released on December 2, 2022 for PC, PlayStation 5, Xbox Series X|S, PlayStation 4, and Xbox One.
Is The Callisto Protocol on PlayStation 5?
Yes. The Callisto Protocol launched on PlayStation 5 on December 2, 2022.
Is The Callisto Protocol on Xbox Series X|S?
Yes. The Callisto Protocol launched on Xbox Series X|S on December 2, 2022.
Is The Callisto Protocol on Nintendo Switch 2?
No. The Callisto Protocol has not been announced for Nintendo Switch 2. It is available on PC, PlayStation 5, Xbox Series X|S, PlayStation 4, and Xbox One.
Who is making The Callisto Protocol?
The Callisto Protocol is developed by Striking Distance Studios and published by Krafton and Skybound Games.
Is The Callisto Protocol multiplayer?
No. The Callisto Protocol is single player only.
How much does The Callisto Protocol cost?
The Callisto Protocol costs $59.99 on Steam. Prices checked October 9, 2026.
Is The Callisto Protocol good?
Steam players rate it "Mixed" — 65% of 43,781 reviews are positive. Critics average 65/100.
What are the minimum PC requirements for The Callisto Protocol?
The minimum GPU is NVIDIA® GeForce® GTX 1060 or AMD Radeon™ RX 580. See the full minimum and recommended specs on our The Callisto Protocol system requirements page.
