[KongchangAI]
Unverified50% confidenceReleaseExact time

A2A 1.0 added multi-tenancy, protocol negotiation, and signed Agent cards at release.

1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/15/2026
First Seen
Valid until: 1/13/2027

Sources

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Stable URI
https://kongchang.com/claim/1034592
API
curl https://kongchang.com/api/v1/knowledge/claims/1034592
MCP
get_claim(id=1034592)