Deadlock Dev Uses ChatGPT to Help With Matchmaking Code

Valve's upcoming MOBA-hero shooter, Deadlock, recently overhauled its matchmaking system, thanks to a developer's ingenious use of ChatGPT. This innovative approach has sparked both praise and controversy within the gaming community.

Deadlock's ChatGPT-Powered Matchmaking: A Double-Edged Sword

Player Backlash Against Deadlock's MMR System

The new matchmaking algorithm, revealed by Valve engineer Fletcher Dunn on X (formerly Twitter), utilizes the Hungarian algorithm, a solution suggested by ChatGPT. Dunn's tweets showcasing his interaction with the AI chatbot have generated significant buzz. However, this update follows considerable player criticism of Deadlock's previous MMR system. Reddit threads are filled with complaints about uneven matches, pitting experienced players against newcomers. Players expressed frustration with consistently facing highly skilled opponents while being teamed with less experienced players.

(c) r/DeadlockTheGame The Deadlock team acknowledged these concerns, previously promising a complete matchmaking system rewrite on their Discord server. Dunn's use of ChatGPT appears to be a direct result of this commitment to improvement.

Dunn's enthusiastic embrace of ChatGPT as a problem-solving tool is evident in his tweets. He highlighted its significant impact on his workflow, stating that he keeps a dedicated browser tab open for it constantly. While celebrating this success, he also acknowledged the potential downsides, noting that using AI might reduce human interaction, both in person and online. This sparked a debate on social media, with some expressing skepticism about AI replacing human programmers.

The Hungarian algorithm, as explained by Dunn, addresses the specific challenge of one-sided preferences in matchmaking. In essence, it optimizes matches based on the preferences of one party, ensuring more balanced gameplay. This is analogous to a search engine's algorithm, which prioritizes results based on user search queries.

Despite the improvements, negative reactions persist. Some players remain unconvinced, attributing recent matchmaking issues directly to the ChatGPT-assisted changes. Criticism ranges from frustration over unbalanced matches to accusations of negligence.

Here at Game8, we remain optimistic about Deadlock's potential. For a more in-depth look at our playtest experience and overall impressions, check out the link below!