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MVP Scope & Requirements

MVP Vision

What the MVP Delivers

The Yappa Knowledge Hub MVP transforms the proof-of-concept into a production-ready AI-powered knowledge management system. It enables teams to capture, organize, and digest knowledge resources through Slack, with AI-generated summaries tailored to different audience roles.

Core value proposition:

  • Submit URLs and content via Slack commands
  • Automatic AI-powered summarization in Dutch
  • Role-based summary targeting (developer, manager, executive)
  • Organized knowledge in thematic lists with automatic tagging
  • Bidirectional sync with Notion for extended workflows
  • On-demand summary regeneration and manual editing

Target Users and Use Cases

Primary Users:

  • Development teams sharing technical resources
  • Product managers curating feature documentation
  • Executives reviewing strategic content
  • Knowledge workers building team wikis

Key Use Cases:

  1. Developer shares technical article → AI generates technical summary for team
  2. Manager submits product roadmap → AI creates executive summary for leadership
  3. Team member adds resource to thematic list → Auto-tagged and synced to Notion
  4. User regenerates summary with different role perspective
  5. Team browses categorized knowledge through Slack App Home

Success Criteria

Technical Success:

  • End-to-end flow: Slack input → AI processing → Slack output in under 30 seconds
  • 99% uptime for backend services
  • Dutch language summaries with 90%+ quality
  • Error rate below 5%
  • Async processing handles 100+ concurrent requests

User Success:

  • Users can submit and retrieve resources without leaving Slack
  • AI summaries reduce reading time by 70%
  • Role-based summaries provide relevant context for each audience
  • Manual editing and regeneration provide control over output
  • Thematic lists enable organized knowledge discovery

Business Success:

  • MVP demonstrates feasibility for production deployment
  • Foundation supports post-MVP features (PDF processing, advanced search)
  • Architecture scales to 1000+ resources and 50+ users
  • OpenAI costs remain under budget ($100/month for MVP phase)

MVP Scope: 31 User Stories

Phase 1: Foundation (Week 1-2)

Data Model & Infrastructure (7 stories)

  1. MSP2-405: US-116 - Refactor Knowledge to Resource Entity

    • Status: To Do
    • Rename Knowledge entity to Resource for semantic clarity
    • Update all references in codebase
  2. MSP2-406: US-117 - Migrate Existing Data to Resource Schema

    • Status: To Do
    • Create migration script for existing data
    • Validate data integrity post-migration
  3. MSP2-407: US-118 - Update API Endpoints for Resource Entity

    • Status: To Do
    • Change /api/knowledge to /api/resources
    • Update Slack bot API calls
  4. MSP2-420: US-131 - Rename Category to ThematicList Entity

    • Status: In Progress
    • Rename for semantic clarity
    • Update database schema and all references
  5. MSP2-421: US-132 - Create ThematicListManager Service

    • Status: To Do
    • Centralized service for list operations
    • Support filtering and statistics
  6. MSP2-422: US-133 - Implement Default Tags Feature

    • Status: In Progress
    • Auto-apply tags when resource added to list
    • Configurable per thematic list
  7. MSP2-52: US-039 - Persistent Backend Service

    • Status: In Progress
    • Deploy backend to VPS with monitoring
    • Configure auto-restart and health checks

Phase 2: AI Infrastructure (Week 3-4)

AI Services & Integration (8 stories)

  1. MSP2-457: US-168 - Implement AiProviderInterface

    • Status: To Do
    • Abstract interface for AI providers
    • Enable future provider flexibility
  2. MSP2-458: US-169 - Integrate OpenAI Provider

    • Status: To Do
    • Refactor OpenAiService to implement interface
    • Add rate limiting and cost tracking
  3. MSP2-455: US-166 - Create AiSummaryService Foundation

    • Status: To Do
    • Core service for AI summary operations
    • Caching, retry logic, async processing
  4. MSP2-456: US-167 - Create Summary Entity and Migration

    • Status: To Do
    • Separate summaries from resources
    • Support multiple summaries per resource
  5. MSP2-459: US-170 - Add Summary Generation Endpoint

    • Status: To Do
    • REST API: POST /api/resources/{id}/summaries
    • Async processing with job status tracking
  6. MSP2-460: US-171 - Create SummaryPromptBuilder Service

    • Status: To Do
    • Centralized prompt construction
    • Template versioning and variable injection
  7. MSP2-461: US-172 - Create Role Entity for Target Groups

    • Status: To Do
    • Dynamic roles with prompt templates
    • Seed default roles: developer, manager, executive
  8. MSP2-462: US-173 - Implement Advanced Prompt Templates

    • Status: To Do
    • Role-specific prompt variations
    • Template optimization for quality output

Phase 3: Role-Based Summaries (Week 5-6)

Role Management & Language (6 stories)

  1. MSP2-36: US-023 - Tailor Summary to Audience Role

    • Status: Done
    • Generate summaries based on target role
    • Different content depth per role
  2. MSP2-37: US-024 - Summaries in Dutch

    • Status: To Do
    • Enforce Dutch language in all summaries
    • Validate language quality
  3. MSP2-464: US-175 - Test Prompts with Different Roles

    • Status: To Do
    • Validate role-specific output quality
    • Iterate on prompt templates
  4. MSP2-465: US-176 - Add Explicit Language Directive

    • Status: To Do
    • Strengthen Dutch language enforcement
    • Handle edge cases where AI defaults to English
  5. MSP2-75: US-062 - Assign Roles to Users

    • Status: To Do
    • User profile with role assignment
    • Default role for summary generation
  6. MSP2-76: US-063 - Auto-Subscribe by Role

    • Status: To Do
    • Automatic list subscriptions based on role
    • Configurable subscription rules

Phase 4: UI & Integration (Week 7-8)

User Interface & Validation (10 stories)

  1. MSP2-35: US-022 - Trigger AI Summary On-Demand

    • Status: In Progress
    • Slack button to generate summary
    • Loading indicator during generation
  2. MSP2-40: US-027 - Manually Edit Summary

    • Status: To Do
    • Edit modal in Slack
    • Mark summaries as manually edited
  3. MSP2-481: US-192 - Add Summary Edit UI

    • Status: To Do
    • Enhanced edit interface
    • Preview before saving
  4. MSP2-475: US-186 - Add Summary Regeneration UI

    • Status: To Do
    • Regenerate button with confirmation
    • Store previous versions
  5. MSP2-30: US-017 - Filter Lists

    • Status: In Progress
    • Filter thematic lists by criteria
    • Search and sort capabilities
  6. MSP2-415: US-126 - Create UrlValidatorService

    • Status: To Do
    • Validate URL format and reachability
    • Extract metadata from URLs
  7. MSP2-23: US-010 - Validate URL Reachability

    • Status: To Do
    • HTTP HEAD request to check availability
    • Handle redirects and timeouts
  8. MSP2-88: US-075 - URL Validation

    • Status: To Do
    • Comprehensive URL validation
    • Error messages for invalid URLs
  9. MSP2-416: US-127 - Integrate URL Validation into Submission Flow

    • Status: To Do
    • Validate before content extraction
    • User feedback for validation failures
  10. MSP2-419: US-130 - Add Validation Status to UI

    • Status: To Do
    • Display validation status in Slack
    • Visual indicators for valid/invalid URLs

Core Features

AI-Powered Summaries

Summary Generation:

  • On-demand generation via Slack button
  • Async processing with job status tracking
  • Caching to avoid duplicate API calls
  • Retry logic with exponential backoff
  • Cost tracking per summary

Quality Assurance:

  • Prompt versioning for reproducibility
  • Template optimization based on feedback
  • Dutch language enforcement
  • Length constraints (150-300 words)
  • Metadata tracking (model, tokens, cost)

Role-Based Targeting

Supported Roles:

  1. Developer

    • Technical depth and implementation details
    • Code examples and architecture insights
    • API references and integration patterns
  2. Manager

    • Business context and team impact
    • Timeline and resource implications
    • Decision points and trade-offs
  3. Executive

    • Strategic overview and business value
    • High-level outcomes and ROI
    • Risk assessment and recommendations

Role Assignment:

  • User profiles with default role
  • Override role per summary request
  • Auto-subscribe to relevant lists by role

Dutch Language Support

Implementation:

  • Explicit language directive in all prompts
  • System message: "IMPORTANT: Respond ONLY in Dutch language"
  • Validation of output language
  • Fallback handling if English detected
  • Quality metrics for Dutch fluency

Prompt Structure:

IMPORTANT: Respond ONLY in Dutch language.

You are summarizing content for a [ROLE].
Title: [TITLE]
URL: [URL]

Content:
[CONTENT]

Generate a concise summary in Dutch that:
- Highlights key points relevant to [ROLE]
- Uses appropriate technical depth for [ROLE]
- Is 150-300 words
- Is written entirely in Dutch

URL Validation

Validation Steps:

  1. Format validation (RFC 3986)
  2. Reachability check (HTTP HEAD)
  3. Content-Type verification
  4. Redirect handling (max 3 hops)
  5. Timeout handling (5 seconds)

Validation States:

  • pending - Validation queued
  • valid - URL is reachable
  • invalid - URL failed validation
  • error - Validation error occurred

User Feedback:

  • Real-time validation status in Slack
  • Error messages with suggested fixes
  • Retry option for transient failures

Summary Editing and Regeneration

Manual Editing:

  • Edit modal with current summary content
  • Preview before saving
  • Track edit history
  • Mark as manually edited
  • Preserve original AI-generated version

Regeneration:

  • Force new generation bypassing cache
  • Increment version number
  • Store previous versions
  • Rate limiting (max 3 regenerations per hour)
  • Confirmation dialog to prevent accidental regeneration

Technical Requirements

New Entities

Summary Entity:

php
class Summary
{
    private Uuid $id;
    private Resource $resource;
    private Role $role;
    private string $content;
    private string $language; // 'nl'
    private int $version;
    private \DateTime $generatedAt;
    private ?\DateTime $editedAt;
    private ?string $editedBy;
    private array $metadata; // tokens, cost, model, provider
}

Role Entity:

php
class Role
{
    private Uuid $id;
    private string $name; // developer, manager, executive
    private string $description;
    private string $promptTemplate;
    private \DateTime $createdAt;
    private \DateTime $updatedAt;
}

Resource Entity (Enhanced):

php
class Resource
{
    private Uuid $id;
    private string $sourceType;
    private string $sourceUrl;
    private string $status;
    private string $validationStatus; // NEW
    private ?\DateTime $validatedAt; // NEW
    private array $metadata; // ENHANCED
    private Collection $summaries; // One-to-many
}

ThematicList Entity (Renamed from Category):

php
class ThematicList
{
    private Uuid $id;
    private string $name;
    private string $description;
    private string $icon;
    private Collection $defaultTags; // NEW
    private ?User $owner; // NEW
    private Collection $resources;
}

New Services

AiSummaryService:

php
interface AiSummaryServiceInterface
{
    public function generateSummary(
        Resource $resource,
        Role $role,
        bool $async = true
    ): Summary|string;

    public function regenerateSummary(Summary $summary): Summary;

    public function editSummary(
        Summary $summary,
        string $newContent,
        string $editedBy
    ): Summary;

    public function getSummaryStatus(string $jobId): array;
}

SummaryPromptBuilder:

php
interface SummaryPromptBuilderInterface
{
    public function buildPrompt(Resource $resource, Role $role): string;

    public function getPromptTemplate(string $roleName): string;

    public function renderTemplate(string $template, array $variables): string;

    public function addLanguageDirective(string $prompt): string;

    public function getPromptVersion(): string;
}

UrlValidatorService:

php
interface UrlValidatorServiceInterface
{
    public function validateUrl(string $url): ValidationResult;

    public function checkReachability(string $url): bool;

    public function extractMetadata(string $url): array;

    public function getValidationStatus(string $url): string;
}

ThematicListManager:

php
interface ThematicListManagerInterface
{
    public function createList(array $data): ThematicList;

    public function assignDefaultTags(
        ThematicList $list,
        Resource $resource
    ): void;

    public function filterLists(array $criteria): array;

    public function getListStats(ThematicList $list): array;
}

OpenAI Integration

Configuration:

  • API Key: Environment variable OPENAI_API_KEY
  • Model: Configurable via OPENAI_MODEL (default: gpt-4)
  • Temperature: 0.7 for balanced creativity
  • Max Tokens: 500 for summary length control

Rate Limiting:

  • Max 3 retries with exponential backoff
  • Retry delays: 1s, 2s, 4s
  • Queue system for burst handling
  • Graceful degradation on rate limit errors

Cost Tracking:

  • Log prompt tokens, completion tokens, total tokens
  • Calculate cost per summary
  • Daily cost reports
  • Alert on budget threshold (80% of monthly limit)

Error Handling:

  • Retry on transient failures
  • Fallback to cached summaries
  • User notification on persistent failures
  • Detailed error logging for debugging

Async Processing

Symfony Messenger Configuration:

yaml
framework:
    messenger:
        failure_transport: failed
        transports:
            async:
                dsn: '%env(MESSENGER_TRANSPORT_DSN)%'
                options:
                    auto_setup: true
                retry_strategy:
                    max_retries: 3
                    delay: 1000
                    multiplier: 2
            failed: 'doctrine://default?queue_name=failed'
        routing:
            'App\Message\GenerateSummaryMessage': async
            'App\Message\ValidateUrlMessage': async
            'App\Message\SyncNotionMessage': async

Message Handlers:

  • GenerateSummaryMessageHandler - Process summary generation
  • ValidateUrlMessageHandler - Validate URL reachability
  • SyncNotionMessageHandler - Sync to Notion databases

Queue Management:

  • Redis as message transport
  • Supervisor for worker process management
  • Health checks for worker status
  • Dead letter queue for failed messages

Architecture Changes from POC

What's Being Added

New Infrastructure:

  • Redis for caching and message queue
  • Symfony Messenger for async processing
  • Supervisor for worker management
  • Health check endpoints

New Services:

  • AiSummaryService (replaces stub)
  • SummaryPromptBuilder (new)
  • UrlValidatorService (new)
  • ThematicListManager (new)
  • AiProviderInterface (abstraction layer)

New Entities:

  • Role (dynamic target groups)
  • Enhanced Summary (with role relationship)
  • Enhanced Resource (with validation status)
  • ThematicList (renamed from Category)

New UI Components:

  • Summary generation button
  • Loading indicators
  • Edit summary modal
  • Regenerate confirmation dialog
  • Validation status display

What's Being Refactored

Entity Renames:

  • Knowledge → Resource (semantic clarity)
  • Category → ThematicList (semantic clarity)

Service Enhancements:

  • OpenAiService → Implements AiProviderInterface
  • SummaryService → Full implementation (was stub)
  • NotionDigestService → Enhanced with summaries

API Endpoints:

  • /api/knowledge/api/resources
  • /api/categories/api/lists
  • New: /api/resources/{id}/summaries
  • New: /api/summaries/{id}/regenerate

Database Schema:

  • Add validation fields to Resource
  • Add role relationship to Summary
  • Add default tags to ThematicList
  • Add indexes for performance

Migration Strategy

Phase 1: Additive Changes (Week 1-2)

  • Create new entities (Role, enhanced Summary)
  • Add new fields to existing entities
  • Deploy new services alongside old ones
  • No breaking changes to existing functionality

Phase 2: Refactoring (Week 3-4)

  • Rename entities (Knowledge → Resource, Category → ThematicList)
  • Update API endpoints with versioning
  • Migrate data with zero downtime
  • Update Slack bot to use new endpoints

Phase 3: Integration (Week 5-6)

  • Connect AI services to Slack UI
  • Enable async processing
  • Add validation to submission flow
  • Test end-to-end flows

Phase 4: Cleanup (Week 7-8)

  • Remove deprecated endpoints
  • Clean up old code
  • Optimize database queries
  • Performance tuning

Rollback Plan:

  • Database migrations are reversible
  • Old API endpoints remain during transition
  • Feature flags for new functionality
  • Backup before each major change

Implementation Timeline

8 Weeks Total, 4 Phases of 2 Weeks Each

Week 1-2: Foundation

  • Focus: Data model and infrastructure
  • Stories: 7 (MSP2-405, 406, 407, 420, 421, 422, 52)
  • Deliverable: Enhanced database schema, deployed backend
  • Risk: Medium (entity renames require careful refactoring)

Week 3-4: AI Infrastructure

  • Focus: AI services and OpenAI integration
  • Stories: 8 (MSP2-457, 458, 455, 456, 459, 460, 461, 462)
  • Deliverable: Working AI summary generation
  • Risk: High (OpenAI integration, async processing)

Week 5-6: Role-Based Summaries

  • Focus: Role management and language enforcement
  • Stories: 6 (MSP2-36, 37, 464, 465, 75, 76)
  • Deliverable: Role-tailored Dutch summaries
  • Risk: Medium (Dutch language quality validation)

Week 7-8: UI & Integration

  • Focus: Slack UI and URL validation
  • Stories: 10 (MSP2-35, 40, 481, 475, 30, 415, 23, 88, 416, 419)
  • Deliverable: Complete end-to-end demo
  • Risk: Low (UI polish and integration)

Week-by-Week Breakdown

Week 1:

  • Day 1-2: Refactor Knowledge to Resource entity
  • Day 3-4: Rename Category to ThematicList entity
  • Day 5: Deploy persistent backend service

Week 2:

  • Day 1-2: Migrate existing data to new schema
  • Day 3-4: Implement ThematicListManager and default tags
  • Day 5: Update API endpoints

Week 3:

  • Day 1-2: Implement AiProviderInterface and OpenAI integration
  • Day 3-4: Create AiSummaryService foundation
  • Day 5: Create Summary entity and migration

Week 4:

  • Day 1-2: Add summary generation endpoint
  • Day 3-4: Create SummaryPromptBuilder service
  • Day 5: Create Role entity and seed data

Week 5:

  • Day 1-2: Implement advanced prompt templates
  • Day 3-4: Test prompts with different roles
  • Day 5: Add explicit language directive

Week 6:

  • Day 1-2: Assign roles to users
  • Day 3-4: Implement auto-subscribe by role
  • Day 5: Validate Dutch language quality

Week 7:

  • Day 1-2: Trigger AI summary on-demand (Slack UI)
  • Day 3-4: Add summary edit and regeneration UI
  • Day 5: Implement filter lists

Week 8:

  • Day 1-2: Create UrlValidatorService
  • Day 3-4: Integrate URL validation into submission flow
  • Day 5: Add validation status to UI, final testing

Demo Requirements

End-to-End Flow

Demo Script (5 minutes):

  1. Setup (30 seconds)

    • Show Slack channel with existing thematic list
    • Explain the knowledge hub concept
  2. Submit Resource (1 minute)

    • User types /yappa add [URL] in Slack
    • System validates URL (show validation status)
    • Content is extracted and stored
    • Resource appears in thematic list
  3. Generate Summary (1.5 minutes)

    • User clicks "Generate Summary" button
    • Loading indicator shows "Generating summary..."
    • AI generates Dutch summary tailored to developer role
    • Summary appears in Slack message
  4. Edit Summary (1 minute)

    • User clicks "Edit" button
    • Edit modal opens with current summary
    • User makes changes and saves
    • Updated summary displayed with "Edited" badge
  5. Regenerate Summary (1 minute)

    • User clicks "Regenerate" button
    • Confirmation dialog appears
    • New summary generated with different phrasing
    • Both versions stored in history
  6. Browse Knowledge (30 seconds)

    • Show App Home with thematic lists
    • Filter lists by category
    • Show resource count and recent additions

What Will Be Demonstrated

Core Functionality:

  • URL submission via Slack command
  • Automatic URL validation
  • Content extraction and storage
  • AI summary generation in Dutch
  • Role-based summary targeting
  • Manual summary editing
  • Summary regeneration
  • Thematic list organization
  • Notion sync (background)

Technical Capabilities:

  • Async processing (no blocking)
  • Error handling (invalid URL, API failure)
  • Loading states and user feedback
  • Caching (regenerate bypasses cache)
  • Version tracking (edit history)

Quality Attributes:

  • Response time: < 30 seconds for summary
  • Dutch language quality: Natural and fluent
  • Role appropriateness: Technical depth matches role
  • UI responsiveness: Immediate feedback
  • Error recovery: Graceful degradation

Acceptance Criteria

Functional Requirements:

  • User can submit URL via Slack command
  • System validates URL before processing
  • Content is extracted and stored as Resource
  • User can trigger AI summary generation
  • Summary is generated in Dutch language
  • Summary is tailored to user's role
  • Summary is displayed in Slack message
  • User can edit summary manually
  • User can regenerate summary
  • Resource is synced to Notion
  • User can browse thematic lists
  • User can filter lists by criteria

Non-Functional Requirements:

  • Summary generation completes in < 30 seconds
  • Dutch language quality is 90%+ correct
  • System handles 100+ concurrent requests
  • Error rate is < 5%
  • Backend uptime is 99%+
  • API response time is < 500ms
  • OpenAI costs are under budget

User Experience:

  • Loading indicators show progress
  • Error messages are clear and actionable
  • UI is intuitive and requires no training
  • Feedback is immediate (< 1 second)
  • Summaries are readable and useful

Out of Scope

Features NOT in MVP

Advanced Content Processing:

  • PDF text extraction and summarization
  • YouTube video transcription
  • Podcast audio transcription
  • RSS feed auto-import
  • Image OCR and analysis

Advanced Search:

  • Full-text search across all resources
  • Semantic search using embeddings
  • Search filters (date, author, tags)
  • Search result ranking
  • Saved searches

User Management:

  • User authentication and authorization
  • Team management and permissions
  • User profiles and preferences
  • Activity tracking and analytics
  • Usage quotas and limits

Advanced AI Features:

  • Multi-language support (beyond Dutch)
  • Custom prompt templates per user
  • AI-powered tagging suggestions
  • Automatic categorization
  • Sentiment analysis
  • Key phrase extraction

Integration Enhancements:

  • Webhook support for external systems
  • API rate limiting per user
  • OAuth authentication
  • SSO integration
  • Export to other platforms (Confluence, SharePoint)

Analytics and Reporting:

  • Usage dashboards
  • Summary quality metrics
  • User engagement analytics
  • Cost analysis and optimization
  • A/B testing for prompts

Post-MVP Roadmap Items

Phase 2 (Months 3-4):

  • PDF processing and summarization
  • Advanced search with filters
  • User authentication and teams
  • Custom prompt templates
  • Usage analytics dashboard

Phase 3 (Months 5-6):

  • Multi-language support (English, German)
  • YouTube and podcast transcription
  • AI-powered auto-tagging
  • Webhook integrations
  • Export to Confluence/SharePoint

Phase 4 (Months 7-8):

  • Semantic search with embeddings
  • Sentiment analysis
  • Custom AI models (fine-tuning)
  • Advanced analytics and reporting
  • Mobile app (iOS/Android)

Why They're Deferred

Complexity vs. Value:

  • MVP focuses on core value: AI summaries in Slack
  • Advanced features add complexity without validating core hypothesis
  • Better to iterate on core features based on user feedback

Resource Constraints:

  • 8-week timeline requires focus on essentials
  • Advanced features require additional development time
  • OpenAI costs need to be validated before expanding scope

Risk Mitigation:

  • Validate core concept before investing in advanced features
  • Gather user feedback to prioritize post-MVP features
  • Ensure technical foundation is solid before adding complexity

Learning Opportunities:

  • MVP will reveal which features users actually need
  • Usage patterns will inform prioritization
  • Cost data will guide optimization efforts

Success Metrics

Technical Metrics

Performance:

  • Summary generation time: < 30 seconds (target: 20 seconds)
  • API response time: < 500ms (target: 200ms)
  • Database query time: < 100ms (target: 50ms)
  • Async job processing time: < 60 seconds (target: 30 seconds)

Reliability:

  • Backend uptime: 99% (target: 99.5%)
  • Error rate: < 5% (target: < 2%)
  • OpenAI API success rate: > 95% (target: > 98%)
  • Message queue processing rate: > 95% (target: > 99%)

Scalability:

  • Concurrent users: 50 (target: 100)
  • Resources stored: 1000 (target: 5000)
  • Summaries generated: 500/day (target: 1000/day)
  • API requests: 10,000/day (target: 50,000/day)

Quality:

  • Dutch language accuracy: 90% (target: 95%)
  • Summary relevance: 80% (target: 90%)
  • Code coverage: 70% (target: 80%)
  • Security vulnerabilities: 0 critical (target: 0 high/critical)

User Adoption Targets

Week 1-2 (Foundation):

  • 5 beta users testing basic flows
  • 50 resources submitted
  • 0 summaries generated (not yet implemented)

Week 3-4 (AI Infrastructure):

  • 10 beta users testing AI summaries
  • 100 resources submitted
  • 50 summaries generated
  • Feedback on Dutch language quality

Week 5-6 (Role-Based Summaries):

  • 20 beta users with assigned roles
  • 200 resources submitted
  • 150 summaries generated
  • Feedback on role appropriateness

Week 7-8 (UI & Integration):

  • 30 beta users using full feature set
  • 500 resources submitted
  • 300 summaries generated
  • 50 summaries edited manually
  • 20 summaries regenerated

Post-MVP (Month 3):

  • 50 active users
  • 1000 resources submitted
  • 500 summaries generated
  • 80% user satisfaction
  • 70% weekly active users

Quality Metrics

Dutch Language Quality:

  • Grammar correctness: 95%
  • Vocabulary appropriateness: 90%
  • Fluency and naturalness: 85%
  • No English fallback: 100%

Summary Quality:

  • Relevance to source content: 90%
  • Appropriate length (150-300 words): 95%
  • Role-appropriate depth: 85%
  • Actionable insights: 80%

User Satisfaction:

  • Overall satisfaction: 80% (4/5 stars)
  • Would recommend: 75%
  • Saves time: 85%
  • Summaries are useful: 80%

System Quality:

  • Zero critical bugs
  • < 5 high-priority bugs
  • < 10 medium-priority bugs
  • All P0 issues resolved within 24 hours

Document Owner: Development Team
Last Updated: 2026-02-25
Version: 1.0
Status: Active Development