Klarna
Cost and speed

Beyond Prompting: How Algorithmic Evolution Doubled our Training Speed

Our short summary of Klarna’s engineering write-up. The full story, with all the detail, is on their blog.

Read the full write-up on engineering.klarna.com (opens in a new tab)

Problem

Training large models took too long, slowing down product updates and increasing expenses.

Solution

They used an evolutionary code optimizer to automatically rewrite training code, testing thousands of variants and keeping the fastest, which doubled training speed.

Training speed doubled

Want the architecture, code and numbers? They’re in the original post.

Read the full write-up on engineering.klarna.com (opens in a new tab)

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