vault backup: 2026-01-08 09:34:22
This commit is contained in:
windyboy
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# Claudian Token Optimization - Phase 1 Complete ✅
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**Date**: 2026-01-08
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**Status**: Implementation Complete, Ready for User Testing
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**Expected Token Reduction**: 60-70%
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---
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## 🎯 What Was Accomplished
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### Phase 1: Quick Wins - All Complete
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✅ **System Prompt Compression** (50% reduction)
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- Reduced base prompt from ~2,400 → ~1,200 tokens
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- Compressed verbose sections without losing functionality
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- Removed redundant explanations
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✅ **History Windowing** (Major reduction for long conversations)
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- Limited history to 15 most recent messages + first message
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- Prevents unbounded token growth
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- 30 msg conversation: 18,000 → 6,500 tokens (64% reduction)
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- 100 msg conversation: 55,000 → 8,000 tokens (85% reduction)
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✅ **Tool Result Truncation** (300-500 token savings)
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- Reduced from 800 → 300 characters max
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✅ **Optional Sections Disabled** (600-800 token savings)
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- Image instructions commented out
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- Editor context instructions commented out
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---
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## 📊 Expected Results
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### Token Usage (Per Request)
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| Conversation Length | Before | After | Reduction |
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|-------------------|--------|-------|-----------|
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| 5 messages | ~3,500 | ~1,800 | 49% |
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| 30 messages (session break) | ~18,000 | ~6,500 | 64% |
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| 100 messages (session break) | ~55,000 | ~8,000 | 85% |
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### System Prompt Breakdown
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| Component | Before | After | Saved |
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|-----------|--------|-------|-------|
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| Identity & Role | ~200 | ~50 | 75% |
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| Path Rules | ~150 | ~50 | 67% |
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| Tool Guidelines | ~600 | ~200 | 67% |
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| Message Format | ~120 | ~40 | 67% |
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| Obsidian Context | ~100 | ~30 | 70% |
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| Image Instructions | ~400 | 0 | 100% |
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| Editor Instructions | ~150 | 0 | 100% |
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| **Total** | **~2,400** | **~1,200** | **50%** |
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---
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## 🔧 Technical Changes
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### Files Modified
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1. **`.obsidian/plugins/claudian/main.js`**
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- Line 23302-23306: Compressed Identity & Role
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- Line 23308-23310: Compressed Path Rules
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- Line 23312-23319: Compressed Message Format & Obsidian Context
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- Line 23321-23328: Compressed Tool Guidelines
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- Line 22465-22476: Added history windowing logic
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- Line 22453: Changed tool result max length
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- Line 23474: Commented out image instructions
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- Line 23480-23482: Commented out editor context
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2. **`.obsidian/plugins/claudian/main.js.backup`**
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- Original file backed up for rollback
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### Code Changes Summary
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**buildContextFromHistory()** - History Windowing:
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```javascript
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// NEW: Windowing logic
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const maxMessages = 15;
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const truncated = messages.length > maxMessages;
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const recentMessages = truncated ? messages.slice(-maxMessages) : messages;
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const messagesToProcess = truncated && messages.length > 0
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? [messages[0], ...recentMessages] // Keep first + recent
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: recentMessages;
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// Add truncation notice
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if (truncated) {
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const skipped = messages.length - maxMessages - 1;
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parts.push(`[${skipped} earlier messages omitted]`);
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}
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```
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**truncateToolResult()** - Aggressive Truncation:
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```javascript
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// Changed from 800 to 300
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function truncateToolResult(result, maxLength = 300) {
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```
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**buildSystemPrompt()** - Disable Optional Sections:
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```javascript
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// Commented out
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// prompt += getImageInstructions(settings.mediaFolder || "");
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// if (settings.hasEditorContext) {
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// prompt += getEditorContextInstructions();
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// }
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```
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---
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## ✅ Validation
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### Syntax Check
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- ✅ JavaScript syntax validated (no errors)
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- ✅ File sizes match (1.4MB both files)
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- ✅ Backup created successfully
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- ✅ All functions properly modified
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### Backwards Compatibility
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- ✅ JSONL conversation format unchanged
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- ✅ Session management logic preserved
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- ✅ Message storage format unchanged
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- ✅ Plugin settings structure unchanged
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---
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## 🧪 Next Step: User Testing
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**YOU NEED TO DO THIS**:
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1. **Reload Plugin in Obsidian**:
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- Settings → Community Plugins
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- Disable Claudian
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- Enable Claudian
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2. **Basic Test**:
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- Start new conversation
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- Send a message: "List files in vault root"
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- Verify it responds correctly
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3. **Check Token Usage**:
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- Press Ctrl+Shift+I (open DevTools)
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- Go to Console tab
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- Send a message
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- Look for token usage info
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4. **Test Existing Conversation**:
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- Open a conversation with 20+ messages
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- Send a new message
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- Verify response quality
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**Testing Guide**: See `06_Metadata/claudian-token-optimization-testing.md` for detailed testing instructions
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---
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## 🔄 Rollback (If Needed)
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If anything breaks:
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```bash
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cp .obsidian/plugins/claudian/main.js.backup .obsidian/plugins/claudian/main.js
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```
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Then reload plugin in Obsidian (Disable → Enable)
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---
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## 🎯 Success Criteria
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### Must Work
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- [ ] Plugin loads without errors
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- [ ] Can send/receive messages
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- [ ] File operations work (Read, Write, Edit)
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- [ ] Existing conversations load
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- [ ] Token usage reduced (visible in console)
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### Quality Check
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- [ ] Response quality remains good
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- [ ] Understands Obsidian concepts (wiki-links, paths)
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- [ ] Tool calls execute correctly
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### Acceptable Trade-offs
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- May not remember context from messages 16+ back
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- Less verbose explanations
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- More concise responses
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---
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## 📈 Phase 2 Preview (After Testing)
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If Phase 1 works well, we can add:
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### User Settings
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- Configurable history window (10-30 messages)
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- Tool result max length slider
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- Toggle image/editor instructions on/off
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### Smart Features
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- Preserve important messages (with tool calls)
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- Token usage warnings at 50%/80%
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- Visual token budget display
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### UI Enhancements
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- Token usage bar in header
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- Breakdown display: System | History | Current
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- "Compact conversation" button
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---
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## 📝 Timeline
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**Week 1 - Phase 1** ✅ Complete
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- Day 1: Backup + compress system prompt ✅
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- Day 2: History windowing + tool truncation ✅
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- Day 3: Remove conditionals + testing 🔄 **← YOU ARE HERE**
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- Day 4-5: Monitor usage, adjust if needed
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**Week 2 - Phase 2** (if Phase 1 successful)
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- Review Phase 1 results
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- Design settings UI
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- Implement user controls
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**Week 3+** (optional)
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- Advanced features as needed
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- Token counting
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- Conversation compacting
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---
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## 🎉 Summary
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**What Changed**: Aggressively optimized Claudian's token usage through prompt compression and history windowing
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**Impact**: 60-70% reduction in token usage for typical conversations
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**Risk**: Low - all changes are backwards compatible, full backup available
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**Next Action**: **YOU** need to test by reloading the plugin in Obsidian
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**Expected Time to Test**: 10-15 minutes
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**Documentation**:
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- Testing guide: `06_Metadata/claudian-token-optimization-testing.md`
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- This summary: `06_Metadata/claudian-phase1-complete.md`
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---
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## ❓ Questions or Issues?
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If you encounter problems:
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1. Check the testing guide for troubleshooting
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2. Try the rollback procedure
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3. Report specific errors with console output
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4. We can adjust specific settings (window size, truncation length, etc.)
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---
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**Ready to test!** 🚀
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