Fetching from the wire…
Public story · 2026-03-17 · source-backed
Backing ecosystem tripled from 50 to 150+ organizations including Microsoft and Amazon. Signed security cards for agent identity verification. Huawei announced A2A-T, a telecom-domain fork. Source
Each link below shares sources, entities, or timing with this story.
Google released A2A Protocol / Shared entities / Same source / Shared topic / Earlier coverage
Linked by a graph relationship (Google released A2A Protocol); both cover A2A, A2A Protocol; cite the same source (Source).
Anthropic partners with Amazon / Shared entities / Same source / Shared topic / What happened next
Linked by a graph relationship (Anthropic partners with Amazon); both cover A2A, Microsoft; cite the same source (Source).
Microsoft partners with SAP / Shared entities / Same source / Shared topic / Earlier coverage
Linked by a graph relationship (Microsoft partners with SAP); both cover A2A, Microsoft; cite the same source (Source).
Google released A2A Protocol / Shared entities / Shared topic / What happened next / Tension
Linked by a graph relationship (Google released A2A Protocol); both cover A2A, Microsoft; overlapping topics (agent, microsoft).
Google released A2A Protocol / Shared entity: Microsoft / Same source domain / Shared topic / What happened next / Tension
Linked by a graph relationship (Google released A2A Protocol); both cover Microsoft; reported by the same outlet (cloud.google.com).
Microsoft supports MCP / Shared entities / Same source / Shared topic / Earlier coverage
Linked by a graph relationship (Microsoft supports MCP); both cover A2A, A2A Protocol; cite the same source (Source).
Anthropic partners with Amazon / Shared entities / Shared topic / What happened next
Linked by a graph relationship (Anthropic partners with Amazon); both cover Amazon, Microsoft; overlapping topics (amazon, including).
Linked by a graph relationship (Anthropic partners with Amazon); both cover Amazon, Microsoft; overlapping topics (amazon, backing).