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World of Warcraft addon creator makes code private as AI rivals copy years of work

"Sometimes the code is so similar the complaint results in a takedown."

A display of various video game titles, including World of Warcraft, featuring character artwork.

Photo Credit: iStock

Changes to a longtime World of Warcraft combat-tracking service's free developer tools reflect growing pressure from AI-generated addons. Established creators, meanwhile, report that the influx includes copies of work they spent years building.

Here's what to know

Other developers can use Warcraft Logs' free application programming interface, or API, to build tools around players' combat data. The Archon.gg-operated service lets players record in-game fights, upload that information, and analyze their performance, according to 404 Media.

Commercial developers are expected to seek permission so Warcraft Logs can check for potential terms-of-service conflicts or scaling problems. Sildri Silentcrest, CEO of Archon.gg and Warcraft Logs, said hobbyists accounted for most developers using the service.

"Now, we're averaging a[t] least one commercial ask per day. And I'm sure there are more that are commercializing without our approval. One new World of Warcraft analysis company every day! It's hard to keep up," Silentcrest said.

On World of Warcraft subreddits, some developers acknowledge using AI only after users question them, while others disclose it when promoting their addons, according to 404 Media. These "vibe-coded" projects, software built with AI assistance, are among the projects contributing to the increase.

More background

Patreon support and advertising revenue from CurseForge, a major addon repository, give addon creators ways to earn money, according to 404 Media. For players, those addons can supply quest-route guidance or change World of Warcraft's interface.

Addon creator plusmouse said AI-generated competitors have copied their work, including a distinctive design for the nameplates displayed above enemies. In some cases, code similarities have prompted copyright complaints.

"Sometimes the code is so similar the complaint results in a takedown, other times it's just different enough to get away with it, despite feeling like my solution. Borrowing ideas is normal in addon development, but doing it on the scale that AI permits isn't," plusmouse said.

Alongside the copying and software-security concerns described by Warcraft Logs and plusmouse, the AI tools used to develop these projects carry environmental costs. They rely on grid electricity, while the data centers supporting them can consume egregious amounts of water for cooling.

What's being done?

Silentcrest said Warcraft Logs is changing its API to prioritize tools that help players understand their fights, such as identifying the cause of a boss-fight death or suggesting improvements for a later attempt, according to 404 Media.

Projects that scrape large amounts of data to display basic statistics have become much more common.

The service is also introducing a paid commercial key "so that developers with commercial ambitions can support the foundation for the projects," Silentcrest said.

Meanwhile, plusmouse said it has made some GitHub repositories private, believing the change has stopped large language models from using its code.

Warcraft Logs itself has used AI to assist with research and review portions of its code, Silvercrest told 404 Media. Its small team is considering whether to use the technology more extensively as outside developers use its API to build features already on the company's to-do list.

"Two years ago, say we had 200 developers using our API and two or three or four were being abusive. Today, 10,000 developers are using our API and 1,000 are being abusive. The ratio has changed, and that really feels bad. It used [to] be developers respecting other developers' hard work. I'm not sure what's changed. Is it that Claude doesn't read the ToS? Or is it that the new developers don't care as much as the old? We seriously love some of the tools that this coding accessibility has enabled, but policing API use has become a struggle."

Where can I learn more?

Other online services and software developers are also dealing with the strain of AI tools.

• Wikipedia identified rogue OpenAI agents making edits and API requests, potentially contributing to an outage.

• Microsoft documents warned that an AI doom loop could undermine the web's economy.

• Even human-written AI tools became unwelcome on Reddit's r/opensource amid backlash against AI projects.

• A software engineer said AI coding leaves developers working 12-hour days just to press enter.

• On Steam, AI costs pushed developers of a popular driving demo into debt.

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