2 minute read

Written by - Millan Kaul


Let’s get into these most common yet important 15 today AI terms related or similar to MCP (Model Context Protocol) and Agentic AI.

Term Definition Example Use Reference Link
MCP (Model Context Protocol) Protocol enabling AI agents to share structured context and communicate tool usage. MCP lets AI agents coordinate by sharing what tools and memory they use for complex tasks. Auth0 Blog
Agent Autonomous AI component that acts independently to complete tasks using reasoning and learning. An agent autonomously schedules meetings and sends invites without human input. Perplexity Blog
A2A (Agent-to-Agent) Communication protocol for AI agents to interact securely and collaboratively. A2A allows a chatbot agent to pass a user query to a specialized knowledge agent for an accurate answer. Google Blog
ACP (Agent Communication Protocol) IBM-driven standard for structured messaging between AI agents and external systems. ACP facilitates ticket updates and task assignments between customer service AI and human agents. IBM Think Blog
AG-UI (Agent-User Interaction) Protocol standardizing AI agent communication with user-facing applications for real-time interaction. AG-UI supports chatbots sending live updates and receiving user inputs during a conversation. IBM Think Blog
Agora Communication protocol allowing LLM-based agents to negotiate protocols autonomously. LLM agents in Agora negotiate to decide the best method for processing a request. IBM Think Blog
ANP (Agent Network Protocol) Network protocol framework for large-scale agent interactions over distributed systems. ANP enables AI supply chain agents across geographic locations to synchronize logistics automatically. SSO Network
Session Memory Temporary retention of contextual information during an AI agent’s session to maintain continuity. Session memory lets chatbots remember user preferences throughout the conversation. Auth0 Blog
Agent Orchestration Coordinating multiple agents and tools in sequence to complete complex workflows. Agent orchestration manages a multi-agent travel booking system, coordinating flight, hotel, and rental car agents. Dynatrace Blog
Autonomy Layer Design layer that allows AI agents to make independent decisions and act on behalf of users. Autonomy layer enables smart home AI to regulate temperature without manual user input. Auth0 Blog
Workflow Automation AI-driven automation of multi-step task processes involving one or more agents. Automating end-to-end customer onboarding using a sequence of AI validation and communication agents. Dynatrace Blog
Capability Discovery Mechanism where AI agents advertise and discover available skills among peers. Agents discover which ones can handle language translation to delegate chat support requests. Auth0 Blog
Meta-Protocol Layer Higher communication layer allowing negotiation and agreement on communication standards among agents. Enables agents from different vendors to agree on message formats before interacting. IBM Think Blog
Observability Tools and techniques that provide visibility into AI agent communication and task execution. Observability helps debug failures in task handoff between AI agents in customer service workflows. SSO Network
Capability Token Security token granting an AI agent permission to perform actions or access resources. Capability tokens secure agent access to sensitive database queries during task execution. IBM Think Blog

This set highlights the protocols, infrastructure, and operational concepts underpinning agentic multi-agent AI systems, essential for testers and developers working with advanced AI ecosystems



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