Cheats & codes

Black Mesa Cheat Codes

Grouped by type and platform, each one labelled reported working or tested.

There are 5 cheat codes for Black Mesa across PC (Microsoft Windows). Each code below lists the exact button combination or console command, what it does, and whether using it disables achievements.

Verified 20 Oct 2026

Console commands

All weapons and ammo

Gives every weapon with full ammunition and the suit.

Requires sv_cheats 1 first.

PC Reported working

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Enable cheats first

Required before any other cheat command.

Enable the console in Options, press ~, then type the command.

PC Reported working

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Using cheats disables achievements on that save.

God mode

You take no damage.

Requires sv_cheats 1 first.

PC Reported working

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Ignore enemies

Enemies stop noticing you.

Requires sv_cheats 1 first.

PC Reported working

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No clipping

Fly through walls.

Requires sv_cheats 1 first.

PC Reported working

Did this work for you?

A code stopped working after a patch? Tell us and we will retest it. Know one we are missing? Submit it here. What the tested badge means, and which codes carry it.

Tools for Black Mesa cheats

Why is my cheat not working?
Answer a few questions and get the specific reason, from our guides.
Search Black Mesa codes by effect
Type "money" or "god mode" and find the code, typos forgiven.
Test your controller and button sequences
See every button respond, and check a sequence press by press.

Quick answers

About Black Mesa cheats

How many cheats does Black Mesa have?

This page lists 5 for Black Mesa, all of them console commands.

How do you enter cheats in Black Mesa?

Requires sv_cheats 1 first. A few codes use a different method, shown beside each one.

Do cheats disable achievements in Black Mesa?

1 of the 5 codes here carry a warning about achievements or trophies. The note reads: "Using cheats disables achievements on that save."

Which platforms are these Black Mesa cheats for?

The codes on this page are listed for PC (5 codes). Where the game came out on other systems, the codes may differ there.

Are these Black Mesa cheats still working?

All 5 are marked "Reported working": each comes from a documented source, and none has been run by us yet. A code we test gets a dated "Tested" badge.