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Streaming (A2A)

Reviewed 19 July 2026Canonical definitionPart of: MCP & Agent Protocol Terms →

Streaming in A2A is the delivery of partial results and status updates while a task is still running. It lets clients show progress or react before the final result is complete.

§01 / QUESTIONSterm: Streaming (A2A)
Questions

Common questions.

What is Streaming (A2A)?

Streaming in A2A is the delivery of partial results and status updates while a task is still running.

Why does Streaming (A2A) matter for AI agents?

It lets clients show progress or react before the final result is complete.

Which terms are related to Streaming (A2A)?

Closely related concepts include Agent Protocol, AI Agent, MCP Prompt Template, MCP Tool Definition. Each is defined in the Prefactor glossary.

§02 / RELATEDnext: where this fits
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Where this fits.

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