●PRICING — Anthropic has cancelled the September 1 increase for Claude Sonnet 5. The $2 input and $10 output per million tokens is now simply the standard price, so any forecast built on $3 and $15 needs redoing●VERSION — v2.1.241, released August 23, is a fixes-and-reliability release. MCP v2 no longer reopens subscriptions/listen endlessly against servers that close long-held streams on a fixed timeout●LINUX — Idle sessions on Linux with sandboxing enabled no longer pin a CPU core at 100 percent●SKILLS — Bundled skill aliases such as /checkup and /review no longer report Unknown command in -p mode or with plugins and MCP loaded when a same-named user or project skill shadows them●ARGS — Skill and command argument substitution no longer re-expands argument values as template markers●WATERMARK — Claude products released from August 2 onward embed machine-readable marking in generated output. It answers EU AI Act transparency rules, but it is applied worldwide rather than only in Europe●PRICING — Anthropic has cancelled the September 1 increase for Claude Sonnet 5. The $2 input and $10 output per million tokens is now simply the standard price, so any forecast built on $3 and $15 needs redoing●VERSION — v2.1.241, released August 23, is a fixes-and-reliability release. MCP v2 no longer reopens subscriptions/listen endlessly against servers that close long-held streams on a fixed timeout●LINUX — Idle sessions on Linux with sandboxing enabled no longer pin a CPU core at 100 percent●SKILLS — Bundled skill aliases such as /checkup and /review no longer report Unknown command in -p mode or with plugins and MCP loaded when a same-named user or project skill shadows them●ARGS — Skill and command argument substitution no longer re-expands argument values as template markers●WATERMARK — Claude products released from August 2 onward embed machine-readable marking in generated output. It answers EU AI Act transparency rules, but it is applied worldwide rather than only in Europe