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Agents2026-06-07 · source-backed
The MCP team shipped the RC for the next spec, and the headline is statelessness at the protocol layer via six coordinated SEPs, plus an Extensions framework, Tasks, MCP Apps, authorization hardening, and a formal deprecation policy. Source: Model Context Protocol Blog The practical win is real: remote MCP servers that needed sticky sessions can now run behind a plain round-robin load balancer, and clients can cache tools/list per a server ttlMs. There are breaking changes with a ten-week validation window, final ships July 28. If you operate MCP infrastructure, start reading now, this is a re-architecture, not a point release.
Each link below shares sources, entities, or timing with this story.
MCP supports OpenID Connect / Shared entities / Same source / Shared topic / Earlier coverage
Linked by a graph relationship (MCP supports OpenID Connect); both cover Extensions, July, MCP, MCP Apps; cite the same source (Source: Model Context Protocol Blog).
MCP deprecates Sampling / Shared entities / Same source / Shared topic / What happened next
Linked by a graph relationship (MCP deprecates Sampling); both cover July, MCP, MCP Apps, Model Context Protocol Blog; cite the same source (Source: Model Context Protocol Blog).
Linked by a graph relationship (MCP deprecates Sampling); both cover July, MCP, MCP Apps, SEPs; cite the same source (Source: Model Context Protocol Blog).
Linked by a graph relationship (MCP deprecates Sampling); both cover July, MCP, MCP Apps, Tasks; cite the same source (Source: Model Context Protocol Blog).
Linked by a graph relationship (MCP deprecates Sampling); both cover MCP, MCP Apps, Tasks; cite the same source (Source: Model Context Protocol Blog).
Microsoft supports MCP / Shared entities / Same source / Shared topic / What happened next
Linked by a graph relationship (Microsoft supports MCP); both cover July, MCP, Model Context Protocol Blog; cite the same source (Source: Model Context Protocol Blog).
MCP deprecates Sampling / Shared entities / Same source domain / Shared topic / What happened next
Linked by a graph relationship (MCP deprecates Sampling); both cover July, MCP, MCP Apps, Tasks; reported by the same outlet (blog.modelcontextprotocol.io).
MCP uses OAuth / Shared entities / Same source / Shared topic / What happened next
Linked by a graph relationship (MCP uses OAuth); both cover MCP, MCP Apps, Tasks; cite the same source (Source: Model Context Protocol Blog).