Your agents can’t collaborate if they only speak tool calls — the A2A protocol that fixes peer handoffs — A2A Under the Linux Foundation
This story is from 2026-09-28. It is preserved in the archive; the latest stories are on the live feed.
I spent three weeks trying to make a billing agent ask a refund agent a question. Not a tool call—an actual question. The billing agent needed to know whether a refund was appropriate, and the refund agent needed to reason about policy, check account history, and possibly refuse. I wired it up as a…
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- 2026-09-28 22:20 · DEV Community — AI
Your agents can’t collaborate if they only speak tool calls — the A2A protocol that fixes peer handoffs — A2A Under the Linux Foundation