AgentAn AI system that can perceive, reason, and act autonomously to achieve goals
ToolAn external capability that an agent can use (search, calculator, API, etc.)
ChainA sequence of operations that process input to produce output
PromptInstructions given to an AI to guide its behavior
EmbeddingA numerical representation of text that captures its meaning
Vector DatabaseA database optimized for storing and searching embeddings
RAGRetrieval-Augmented Generation - combining search with generation
Context WindowThe amount of text an AI can process at once
Fine-tuningAdditional training to specialize an AI for specific tasks
HallucinationWhen an AI generates false information that sounds plausible
GroundingConnecting AI outputs to verified information sources
OrchestrationCoordinating multiple agents or operations
LLMLarge Language Model - the AI models that power agents
APIApplication Programming Interface - how software systems communicate