tool use

function calling an API feature in which a model, instead of replying in plain text, outputs a structured… MCP Model Context Protocol: an open standard for connecting AI applications to outside tools and… AI agent an AI system that can pursue a goal over many steps on its own, deciding what to do next… API application programming interface: a defined way for one program to send requests to another… scaffolding the software surrounding an AI model that supplies instructions, tools, memory, context… state-based evaluation a method for evaluating an AI agent by comparing the final state and side effects of the… agent hijacking an attack that redirects an AI agent's goals, reasoning, or tool actions toward an attacker's… semantic privilege escalation a security failure in which an AI agent stays within its formally granted technical… code mode a tool-use pattern in which an AI model writes a program that discovers, combines, and calls… compound AI system an AI application whose behavior comes from several interacting components, such as models… WebMCP a proposed browser API that lets a website expose structured tools directly from its page so… Agent Control Standard an open protocol for placing portable policy checks at points in an AI agent's runtime… agent bill of materials a structured inventory of the components and capabilities that make up an AI agent, such as… lethal trifecta the dangerous combination in an AI-agent system of access to private data, exposure to… Personal Agent Protocol a proposed open standard for identifying a personal AI agent to a business, authenticating the… generative UI a user interface that an AI system selects, assembles, or generates at run time for a… Ghostjacking an attack in which malicious instructions are planted in logs, alerts, telemetry, or other… agent gateway an infrastructure layer placed between AI agents and the models, tools, APIs, data, or other… action space the complete set of actions an AI system is able or permitted to choose in an environment… agent cost stack a layer-by-layer breakdown of the total cost of building and operating an AI agent, extending… agent loop the repeating cycle at the heart of an agent: the model decides on an action, a tool carries… AI research agent an AI agent that pursues a research goal by planning and carrying out an iterative sequence of… agentic in-context learning a form of in-context learning in which an AI agent actively chooses actions, retrieves or… tool-schema bias systematic variation in an AI agent's performance caused by how functionally equivalent tools…