**Persistent delays and a pattern of unfulfilled rumors have solidified trader consensus around an 88.5% probability that Half-Life 3 will not be announced before 2027.** Intense speculation throughout 2025 tied the project (internally codenamed HLX) to a Steam Machine launch or events like The Game Awards, yet Valve remained silent as those windows passed without confirmation. Insiders such as Tyler McVicker and Gabe Follower report active development, with the team occupying significant studio resources and quality standards raised after decoupling from hardware targets, but they note no reliable timeline and sources going quiet for months. With only weeks remaining in 2026 and Valve’s established “Valve Time” approach prioritizing polish over rushed reveals, the market reflects the low likelihood of an imminent announcement despite ongoing work. Key near-term catalysts remain limited to routine Steam updates or end-of-year showcases.