All the codes above have been tested as working at the time of submission. However, codes with unknown expiry dates may stop working at any time. Spotted a new code we haven't included or tried one ...

1st June 2026: We added new Universal Tower Defense X codes. Universal Tower Defense X is a classic Roblox tower defense game that’s packed with characters from popular anime and game series. In UTDX, ...

1st June 2026: We added updated our list of working Basketball Legends codes. Basketball Legends is a popular Roblox game which offers quick-fire B Ball action. Instead of having to think about what ...

With over 100 million active users and $450 million in annual recurring revenue, Perplexity’s scale and engagement are hard to ignore. We tested everything from deep research to content creation to ...

Live visualization for GEPA prompt-optimization runs. Renders the candidate tree as a force-directed graph so you can watch prompts evolve over a pareto frontier in real time. Big nodes are candidates ...