OpenAI says it has found evidence that Chinese artificial intelligence start-up DeepSeek used the US company’s proprietary models to train its own open-source competitor, as concerns grow over a potential breach of intellectual property.

Sam Altman hailed the Chinese firm's low-cost AI model as "impressive" and said OpenAI would accelerate the release of "better models" in response.

OpenAI CEO Sam Altman said that it was "invigorating" to have new competition in the AI industry with DeepSeek's emergence.

The product is not approved for government use yet, but OpenAI of course hopes President Trump will speed things up.

ChatGPT creator OpenAI said on Tuesday said that Chinese firms are "constantly" trying to tap into U.S. rivals to improve Chinese artificial intelligence models.

OpenAI has asked an Indian court to quash a plea by a group representing Indian and global book publishers that accuse it of copyright breaches, arguing its ChatGPT service only disseminates public information,

This story incorporates reporting fromLive Law, inc42 and EconoTimes.OpenAI has filed a motion in an Indian court to dismiss a lawsuit brought by a coalition of book publishers. The publishers accuse the artificial intelligence company of violating copyright laws through its AI service,