Callum Fraser

Decision API: The Typed, Calibrated Interface Your Production Code Has Actually Been Waiting For

Ask a chat model to classify a support ticket and you will get back a paragraph. Ask it to “reply in JSON” and you will get JSON — usually. Sometimes with a polite sentence glued to the front, sometimes with a label that does not exist in your enum, and Read more

By Callum Fraser, 6 days ago

Edinburgh raised, Seoul residing, Callum once built fintech dashboards; now he deconstructs K-pop choreography, explains quantum computing, and rates third-wave coffee gear. He sketches Celtic knots on his tablet during subway rides and hosts a weekly pub quiz—remotely, of course.

Decision API: The Typed, Calibrated Interface Your Production Code Has Actually Been Waiting For