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    A2A Protocol

    A2A Protocol

    A2A Protocol is an open standard enabling AI agents to communicate and collaborate across different platforms and frameworks.

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    Developer Tools·AI Tools
    #agent·#ai·#api·#automation·#integration·#open-source·#web3·#payments·#developer-tools
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    About this product

    Agent2Agent (A2A) Protocol is an open standard that enables AI agents to communicate and collaborate across different platforms and frameworks, regardless of their underlying technologies. It is designed to maximize the benefits of agentic AI by enabling true multi-agent scenarios. The protocol supports agent discovery, communication, and collaboration, with features like x402 payment support and validation of agent discovery cards. The ecosystem includes a directory of products and agents built on the protocol, as well as insights and resources for developers and businesses.

    What is A2A Protocol?

    A2A Protocol is an open standard that enables AI agents to communicate and collaborate across different platforms and frameworks, regardless of their underlying technologies. It is designed to maximize the benefits of agentic AI by enabling true multi-agent scenarios. The protocol is introduced by Google Cloud Tech and is available at a2aprotocol.ai.

    Key Features

    • Open standard — Enables interoperability between AI agents from different vendors and frameworks.
    • Agent discovery — Provides a standard way for agents to discover each other and their capabilities.
    • x402 support — Supports payment-enabled agents, allowing for monetization and transactions.
    • Validation tools — Includes a validator to check agent discovery cards for compliance.
    • Ecosystem directory — Lists products and agents built on the protocol, with categories and tags for filtering.

    Who is it for?

    • AI developers — Building agents that need to interoperate with other agents across platforms.
    • Enterprises — Looking to deploy multi-agent systems that can collaborate across departments or with external partners.
    • Platform providers — Wanting to support agent interoperability in their products.

    What can you do with A2A Protocol?

    • Connect agents — Enable your AI agents to communicate and collaborate with agents from other frameworks.
    • Monetize agents — Use x402 support to enable payments for agent services.
    • Validate agents — Ensure your agent's discovery card is compliant with the protocol.

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    01_LAUNCH INSIGHTS

    Pricing
    Free
    Launch week
    Nov 23 – Nov 29, 2026 (UTC)
    Launch method
    Free Launch
    Status
    Queued
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