Will Half-life 3 be released before the end of 2027?

Question

Other DLC like HL alyx don't count, it can be called something else (not HL 3 necessarily) as long as it's very similar to the original game and made by Valve

Update 2025-08-04 (PST) (AI summary of creator comment): The creator has specified the following conditions regarding VR:

A VR-only game will not count.

A game released on PC or console (even if it also has a VR mode) will count.

Manifold Markets · Answer

Unlikely — Manifold Markets prediction market estimates a 20% chance (63 traders, as of Sep 30, 2026).