- Cost tracker: fix event type message -> message_end, handle usage.input fallback
- Model badge: update immediately on model select via onModelSelect hook
- Empty state: hide completely when hasMessages (not after LLM responds)
- Provider tabs: add renderProviderTabs() to ModelSelector content + filtering
- Memory tools: register memory_save/recall in tool index, export from web-ui, add to createTools
- Session save: save before newSession, relax shouldSaveSession to user-only, title fallback
- Dark mode: add text-foreground to memory-manager dialog + inputs
- View toggles: add tool-message and thinking-block element CSS selectors
- Empty state faded: return empty html instead of ghost mascot
- web-search: DuckDuckGo search with inline result cards
- image-gen: Venice AI image generation with inline preview + download
- voice-tts: Venice AI TTS with inline audio player
- All use correct ToolRenderer class pattern matching jae-web-ui API