- v5.1 — Clean City Graph + Building Interiors: enterable buildings, visible interiors, indoor NPC life; /play/ points to this latest build.
# Public Release Timeline

Live project URL: **https://aiprojectfiles.com/games/gptgta**

## Public line

| Stage | Public artifact | Status |
|---|---|---|
| V1 | First playable GPTGTA browser prototype | Archived |
| V2 | Improved gameplay/control branch | Archived |
| V3 | Expanded city systems branch | Archived |
| V3.1 | Intermediate mobile/demo branch | Archived |
| V4 | Expanded simulation branch | Archived |
| V4.2 | Performance-cleaned public branch | Current preserved branch |

## Public claim

GPTGTA was publicly developed as a GPT-native, prompt-driven browser game prototype. The repository preserves the visible version lineage rather than presenting only a final build.

## Current public endpoint

- Main site: **https://aiprojectfiles.com/games/gptgta**
- Repository branch represented here: **V1 → V4.2**


## GPTGTA v5.2
Latest playable build is now /play/ and /version/v5.2/: clean city graph + interiors + canals + asset fallback fixes.