# MVP Definitions and Success Criteria

This document defines what constitutes a Minimum Viable Product (MVP) at different stages of development, providing clear success criteria and decision points for scope adjustment.

## MVP Philosophy

Our MVP approach focuses on delivering **tangible user value** at each milestone, allowing for early user feedback and course correction. We prioritize **core functionality** over advanced features, ensuring users can accomplish primary knowledge management tasks.

## MVP Level 1: Foundation Validation (End of Phase 1)

**Timeline**: Week 4
**Goal**: Validate that core technical assumptions are sound

### Success Criteria
- [ ] Backend API serves all documented endpoints
- [ ] File system monitoring detects changes reliably
- [ ] Document processing extracts text and metadata accurately
- [ ] Dana runtime executes basic agent code safely
- [ ] Knowledge graph stores and retrieves data correctly
- [ ] Embedding service generates vectors for similarity search
- [ ] All services integrate without critical errors
- [ ] API documentation is complete and accurate

### User Value Delivered
- **None directly** - This is infrastructure validation
- **Developer Value**: Confidence that technical foundation is solid

### Go/No-Go Decision
- **GO**: Proceed to Phase 2 UI development
- **NO-GO**: Reassess technical approach, consider alternative technologies

## MVP Level 2: Functional Knowledge Browser (End of Phase 2)

**Timeline**: Week 8
**Goal**: Deliver a working knowledge management interface

### Success Criteria
- [ ] Users can navigate local file directories
- [ ] Documents (PDF, Markdown, text) display correctly
- [ ] Basic file tree navigation works
- [ ] Content renders in readable format
- [ ] Dashboard shows domain overview
- [ ] Global navigation functions properly
- [ ] UI is responsive and follows design system
- [ ] No critical performance issues (<2s load times)

### User Value Delivered
- [ ] **Primary**: Browse and read documents in organized domains
- [ ] **Secondary**: Get overview of knowledge landscape
- [ ] **Validation**: Users can accomplish basic PKM tasks

### Key Features Included
- [ ] Global Navigation Sidebar
- [ ] Dashboard with Domain Grid
- [ ] Knowledge Browser (3-pane layout)
- [ ] File tree navigation
- [ ] Document rendering (PDF, Markdown)
- [ ] Basic content viewer

### Features Explicitly Deferred
- [ ] Video player integration
- [ ] Agent customization
- [ ] Cross-domain queries
- [ ] Advanced analysis patterns
- [ ] Media transcription

### Go/No-Go Decision
- **GO**: Launch beta with power users, proceed to Phase 3
- **NO-GO**: Focus on UI/UX improvements, delay advanced features

## MVP Level 3: Intelligent Content Processing (End of Phase 3)

**Timeline**: Week 12
**Goal**: Add automated content analysis and processing

### Success Criteria
- [ ] Media files are automatically detected and processed
- [ ] Transcripts are generated and synchronized
- [ ] Fabric analysis patterns extract insights
- [ ] Domain agents process content intelligently
- [ ] Analysis results display in UI
- [ ] Background processing doesn't impact user experience
- [ ] Content processing accuracy >80%

### User Value Delivered
- [ ] **Primary**: Automatic content analysis and insight extraction
- [ ] **Secondary**: Media content becomes searchable and analyzable
- [ ] **Validation**: System demonstrates AI value proposition

### Key Features Added
- [ ] Media Scraper Agent
- [ ] Video transcript generation
- [ ] Synchronized video transcripts
- [ ] Fabric analysis patterns (Extract Ideas, Summarize, etc.)
- [ ] Domain agent integration
- [ ] Background processing queue

### Go/No-Go Decision
- **GO**: System shows clear AI value, proceed to developer tools
- **NO-GO**: Focus on content processing quality, consider simplified AI approach

## MVP Level 4: Developer Experience (End of Phase 4)

**Timeline**: Week 16
**Goal**: Enable agent customization and development

### Success Criteria
- [ ] Agent Studio loads and functions
- [ ] Dana code editor works with syntax highlighting
- [ ] Users can modify and test agent code
- [ ] REPL executes Dana commands correctly
- [ ] Agent configuration saves and loads
- [ ] Basic graph visualization displays
- [ ] Agent testing workflow is functional

### User Value Delivered
- [ ] **Primary**: Power users can customize agent behavior
- [ ] **Secondary**: System becomes extensible and adaptable
- [ ] **Validation**: Advanced users can tailor system to their needs

### Key Features Added
- [ ] Agent Studio IDE
- [ ] Dana code editor
- [ ] Interactive REPL
- [ ] Context & Graph Manager
- [ ] Agent configuration interface
- [ ] Basic testing capabilities

### Go/No-Go Decision
- **GO**: Developer community can extend system, proceed to orchestration
- **NO-GO**: Simplify customization interface, focus on presets

## MVP Level 5: Full System Orchestration (End of Phase 5)

**Timeline**: Week 20
**Goal**: Complete multi-agent cross-domain system

### Success Criteria
- [ ] Global Orchestrator Chat functions
- [ ] Domain scope selection works
- [ ] Multi-agent queries return coherent responses
- [ ] Response synthesis is accurate
- [ ] Cross-domain agent communication works
- [ ] System handles concurrent queries
- [ ] Performance remains acceptable under load

### User Value Delivered
- [ ] **Primary**: Complex cross-domain knowledge queries
- [ ] **Secondary**: Unified interface to entire knowledge base
- [ ] **Validation**: System fulfills original vision

### Key Features Added
- [ ] Global Orchestrator Chat
- [ ] Agent orchestration logic
- [ ] Response synthesis
- [ ] Cross-domain communication
- [ ] Query routing and optimization

## Alternative MVP Scenarios

### Conservative MVP (Phase 2 Only)
**When to choose**: Technical challenges in Phase 1, limited resources
- Deliver functional knowledge browser
- Focus on core PKM value
- Defer AI features to future versions
- **Success**: Users can manage knowledge effectively

### AI-Focused MVP (Phases 1-3)
**When to choose**: Strong AI capabilities, user demand for intelligence
- Deliver content processing and analysis
- Skip full developer tooling initially
- **Success**: System demonstrates clear AI differentiation

### Developer MVP (Phases 1-4)
**When to choose**: Developer community focus, extensibility priority
- Deliver agent customization capabilities
- Defer full orchestration complexity
- **Success**: System becomes programmable and extensible

## Success Metrics by MVP Level

| Metric | MVP 1 | MVP 2 | MVP 3 | MVP 4 | MVP 5 |
|--------|-------|-------|-------|-------|-------|
| User Acquisition | N/A | 10 beta users | 50 active users | 100+ users | 500+ users |
| Daily Active Usage | N/A | 30 min/day | 60 min/day | 90 min/day | 120 min/day |
| Feature Completeness | 60% | 75% | 85% | 95% | 100% |
| Performance (p95) | N/A | <2s | <3s | <4s | <5s |
| Error Rate | <5% | <2% | <1% | <0.5% | <0.1% |
| User Satisfaction | N/A | >7/10 | >8/10 | >8.5/10 | >9/10 |

## Decision Framework for MVP Adjustments

### When to Expand Scope
- [ ] User feedback strongly positive
- [ ] Technical foundation exceeds expectations
- [ ] Additional resources become available
- [ ] Market opportunity expands

### When to Contract Scope
- [ ] Technical blockers discovered
- [ ] User feedback indicates different priorities
- [ ] Resource constraints emerge
- [ ] Market validation suggests pivot needed

### Pivot Indicators
- [ ] Users don't engage with core functionality
- [ ] Technical assumptions prove invalid
- [ ] Market has changed significantly
- [ ] Better opportunities identified

## Post-MVP Planning

After achieving any MVP level:
1. **Immediate**: Gather user feedback and usage analytics
2. **Short-term**: Address critical bugs and usability issues
3. **Medium-term**: Plan next feature set based on user needs
4. **Long-term**: Consider architectural improvements and scaling

## Communication Plan

For each MVP achievement:
- [ ] Internal team celebration and retrospective
- [ ] User announcement with clear value proposition
- [ ] Feature roadmap communication
- [ ] Feedback collection mechanism
- [ ] Success metrics reporting</content>
<parameter name="filePath">docs/plans/milestones/mvp-definitions.md