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DeepSeek success spurs banks to consider do-it-yourself AI

Chinese LLM resets price tag for in-house systems—and could also nudge banks towards open-source models.

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Credit: Risk.net montage

The success of DeepSeek, the Chinese artificial intelligence firm whose smash-hit large language model was built at a fraction of the cost of its big-tech rivals, is prompting some banks to take a fresh look at creating their own LLMs.

The goal: technology that is better suited to core banking tasks and is easier to control.

“Previously, it was rare for banks to discuss this option, because the mindset was always: “Look at OpenAI—they’ve spent so much to get where they are. We can’t replicate that

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