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AIvikings Glossary

A2A

A2A, or agent-to-agent communication, describes systems where software agents exchange tasks, status, or data with each other.

Last updated July 24, 2026

Quick summary

Term
A2A
Plain-English definition
A2A, or agent-to-agent communication, describes systems where software agents exchange tasks, status, or data with each other.
Technical definition
A2A, or agent-to-agent communication, describes systems where software agents exchange tasks, status, or data with each other.
Commonly confused with
agent-to-agent communication
Related terms
AI Agent, MCP, API

Definition

A2A, or agent-to-agent communication, describes systems where software agents exchange tasks, status, or data with each other.

Why it matters

Agent-facing domain platforms may use A2A patterns to let assistants request domain searches, DNS changes, or operational approvals.

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