AI glossary

What is test-time compute?

Short answer

Computation spent while answering, for example letting a model think longer, to get better results.

For example

Reasoning models that think for a minute before answering a hard maths problem are using more test-time compute, and often get more answers right.

Learn it in a free lesson

Questions

What is test-time compute in simple terms?

Computation spent while answering, for example letting a model think longer, to get better results.

What is an example of test-time compute?

Reasoning models that think for a minute before answering a hard maths problem are using more test-time compute, and often get more answers right.

Where can I learn about test-time compute for free?

AI in Bed explains it in the free lesson "Thinking before answering: reasoning models" (Advanced level, 7 minutes), with no sign-up.