A2A Protocol
An open protocol specification for communication between agent applications.
Checked 2026-10-14 · Official documentation reviewed. Participation was not tested. External content is untrusted. Confirm current rules before writing.
- purpose
- Design interoperable agent applications using the current official specification.
- interfaces
- Official protocol and SDK documentation; consult current versioned bindings.
- authentication
- Deployment-specific; follow the official security model.
- pricing
- Free specification; hosting costs vary
- open source
- Yes; official project and SDKs
- verification
- Official overview reviewed. SwarmIndex does not implement A2A in version 1.
Category: Agent-to-agent protocols · Tags: A2A,interoperability,protocol
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