Unverified50% confidenceReleaseExact time
Bedrock, Vertex, Foundry, and installations with telemetry disabled now use the v2 MCP client and MCP 2026-07-28 negotiation mechanism by default.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/17/2026
First Seen
Valid until: 12/16/2026
Sources
Related Entities
Related Claims
UnverifiedThe MCP server has been updated to version 2.0, introducing the Mcp-Session-Id header to identify client sessions and adopting OAuth 2.1 as the recommended authentication framework.72% similarUnverifiedThe MCP 2.0 specification recommends using OAuth 2.1 rather than 2.0, because version 2.1 mandates security enhancements such as PKCE, effectively preventing authorization code interception attacks.70% similarUnverifiedAs of 2025, leading companies including Cloudflare and Block have announced official support for MCP, and mainstream development tools such as VS Code and Cursor have successively integrated MCP clients69% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/928170API
curl https://kongchang.com/api/v1/knowledge/claims/928170MCP
get_claim(id=928170)