OpenAI is investing $10bn in a deal with US semiconductor firm Broadcom to develop its own artificial intelligence chips, according to reports in the Financial Times and Wall Street Journal.

The partnership is aimed at reducing OpenAI’s reliance on Nvidia, whose processors currently dominate the AI industry. The new custom chips are expected to be available from next year and will be used internally by OpenAI to train and run models such as ChatGPT, alongside other AI products.

Broadcom had hinted at a major new contract last week, though details only emerged later. The agreement would represent a significant boost for the California-based chipmaker, with OpenAI providing one of its biggest customers.

Nvidia has until now been the primary supplier of high-performance processors to cloud

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