**Context window tier selection** (default ~200K vs 1M tokens) now enforces constraints end-to-end across compaction, truncation, and token display.
**Redesigned diff viewer** with file tree and refreshed layout, plus clearer error messaging across model, PTY, and skill invocation flows.
No release notes available for evaluation.
**Claude Code** `/usage` now breaks down limits by skills, subagents, plugins, and per-MCP-server cost for clearer quota visibility.
**Cline CLI** now shows a loading dialog when resuming sessions and defers session creation on `/clear` to prevent UI blocking.
Agents can now start and manage long-running background processes like dev servers with automatic cleanup on session changes.