Skip to content

Glossary

Term Definition
Token A model input or output unit; often a word piece rather than a full word.
Context window The amount of input and output a model can consider in one request.
Grounding Constraining model answers to provided or retrieved evidence.
RAG Retrieval-augmented generation: retrieve sources, then generate grounded output.
JSON Schema A machine-readable contract for JSON structure and field validation.
Tool use A model selecting and calling an external capability through a defined interface.
Prompt injection A malicious or accidental instruction that tries to override trusted instructions.
Evaluation A repeatable method for deciding whether a prompt or model output meets success criteria.