Building with AI

Fine-tuning

Further training an existing model on your own examples to adjust its behaviour, style or format for a specific task. It is good for consistency but poor at adding facts that change; for knowledge, RAG is usually cheaper and easier to keep current.


Related terms

API (application programming interface)

A way for software to talk to other software. AI providers offer APIs so developers can send prompts and receive outpu…

API key

A secret string that identifies your account when your code calls an API, and that the bill is charged to. Treat it li…

Agent

An AI system that works towards a goal over several steps, deciding which tools to use and acting on the results with …

Agentic workflow

A process where an AI model decides some of the steps itself, rather than following a fixed sequence. It handles messy…

Batch processing

Sending many requests together to be processed in the background over a longer window, rather than waiting for each in…

Benchmark

A standard public test used to compare models, such as sets of exam questions, coding problems or maths puzzles. Usefu…

Beyond the definition

Knowing the word is the easy part

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