A2A Protocol Technical Update
Version Status
- Latest Version: v1.0.0
- Release Date: 2025
- Official Website: https://a2a-protocol.org
Technical Highlights
1. Version 1.0 Official Release
A2A Protocol announces the release of Version 1.0, becoming the first open standard specifically designed for AI Agent communication.
2. Linux Foundation Governance
- In June 2025, Google donated A2A to the Linux Foundation
- Established the independent Agent2Agent project to ensure vendor-neutral long-term development
3. Strong Ecosystem Partners
Founding members include: AWS, Cisco, Google, Microsoft, Salesforce, SAP, ServiceNow
50+ technology partners: Adobe, Atlassian, Box, Cohere, Intuit, LangChain, MongoDB, PayPal, and more
4. Multi-language SDK Support
Official SDKs available: Python, JavaScript, Java, C#, Golang
5. Complementary Integration with MCP
- MCP: Agent-to-Tool communication (connecting tools, APIs, resources)
- A2A: Agent-to-Agent communication (cross-system collaboration)
Ecosystem Dynamics
Enterprise Integration
- SAP: Partnered with Google Cloud to integrate A2A into enterprise AI solutions
- Salesforce: Released A2A Semantic Layer Framework for trusted enterprise AI interaction architecture
- Microsoft: Supports open A2A protocol for cross-platform Agent interoperability
- Accenture: Launched Trusted Agent Huddle for cross-enterprise Agent collaboration
Educational Resources
- DeepLearning.AI offers free A2A short course
Important Links
- Official Specification: https://a2a-protocol.org/latest/specification/
- GitHub: https://github.com/a2aproject/A2A
- Google Developers Blog: https://developers.googleblog.com/en/a2a-a-new-era-of-agent-interoperability/
- Linux Foundation: https://www.linuxfoundation.org/press/linux-foundation-launches-the-agent2agent-protocol-project/
Report Date: 2026-03-16
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