AI Glossary · Last reviewed May 2026
AI Agents
Hand-written by a real person. Reviewed against current practice in May 2026.
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Definition
A program that takes goals and figures out the steps to reach them, calling external tools to act in the worlde.
Full write-up coming soon
We are working on a detailed page for AI Agents - covering why it matters, how it works, related terms, and the tools that use it.
Related terms
From the glossaryFrequently asked questions
Are AI agents reliable enough to use in production?+
It depends on the task and the safety guardrails in place. Narrow, well-defined tasks with human checkpoints work well today. Open-ended agents with broad permissions are still maturing.
Explore other terms
From the glossaryAPI
The way one piece of software talks to another.
Chain of Thought
A prompting technique where the model reasons out loud, step...
Context Window
How much text a model can read at once.
Embeddings
Numeric fingerprints of text or images that let computers me...
Few-shot Learning
Showing a model two to five examples in the prompt so it fol...
Fine-tuning
Training a pre-built model further on your own data, to make...