Expired50% confidenceFactExact time
The 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.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
MCP Protocol Explained: The Unified Standard for AI Agent-Tool Communication
bilibili大模型小阳6/8/2026
Related Claims
VerifiedThe MCP server SDK has been upgraded to version 2.0, with significant changes to its interfaces and usage.78% similarUnverifiedDify version 1.8.0 introduced support for the MCP (Model Context Protocol) protocol.76% similarUnverifiedMCP's permission model draws on the OAuth 2.0 authorization code flow, requiring explicit user authorization for tool invocation.75% 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.74% similar
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