Sets up the Socrata project repo with: docs/ — strategy and design documents - idea.md: full product vision - implementation-plan.md: Phase 0 + Phase 1 MVP plan - phase-0-validation.md: 2-week validation experiment strategy - phase-0-plan.md: concrete Phase 0 build plan - phase-0-results.md: Phase 0 gate outcome — GO for MVP - sysml-modeling.md: metamodel + SE discipline + validation rules - socrates.md: agent character, surfaces, modes, prompts, lifecycle - sync.md: bidirectional text↔diagram sync engineering - design-source/: HTML/CSS/JS handoff bundle from Claude Design phase-0/ — validated harness (CLI, no UI, no DB) - LM Studio (local OpenAI-compatible) generation + detection + judge - PlantUML rendering for SysML model visualization - 10-seed corpus (8 working + 2 holdouts) - 5 corpus runs with iteration history in reports/ - Final gate: 10/10 pass, mean 4.32/5, holdouts validated Phase 1 MVP scope and milestones documented in implementation-plan.md.
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Socrata: Structured Thinking and Validation Platform
Project Overview
Socrata is a collaborative web application that helps product managers and development teams rigorously structure, validate, and evolve product ideas through formal systems modeling and continuous AI-assisted analysis.
At its core, Socrata uses SysML (Systems Modeling Language) as the formal semantic engine to represent taxonomy, ontology, relationships, requirements, and constraints. The platform exposes two synchronized, first-class interaction surfaces:
- Textual narrative canvas — primary surface for human-readable editing, with lightweight markup denoting structural elements.
- SysML diagram canvas — visual surface for seeing system structure and making punctual structural changes.
Both canvases are bidirectionally synced and represent the same underlying SysML model.
The platform is guided throughout by Socrates, an AI character who serves as thinking partner, change gatekeeper, and analytical engine. Socrates asks clarifying questions, surfaces assumptions and risks, mediates change proposals, and helps users think rigorously without requiring SysML expertise.
Core Purpose
Enable product managers to move from intuitive ideation to formally rigorous thinking by leveraging SysML for semantic clarity, consistency checking, and traceability—accessed through two synchronized canvases optimized for different workflows, all mediated by Socrates.
Primary User
Product Manager (PM) — primary owner and maintainer of each project.
Secondary stakeholders: designers, engineers, and other team members who can:
- View the document and model
- Comment on text sections, blocks, properties, or relationships
- Propose changes through the Socrates-mediated workflow
- Be assigned to opportunity branches for collaborative exploration
The PM retains editorial control over the main document. Team members do not directly edit the core document outside of branches and approved proposals.
Foundational Concepts
SysML as the Semantic Engine
SysML provides:
- Formal taxonomy and ontology — entities (blocks), attributes (properties), and semantic relationships (associations, dependencies, generalizations).
- Constraints — formal rules and limits expressed on model elements.
- Requirements traceability — explicit linkage from requirements to fulfilling model elements.
- Consistency checking — formal validation against the SysML metamodel and user-defined constraints.
- Dependency analysis — automatic detection of cascading impact when elements change.
SysML is the backbone, not the working surface. Users do not need SysML expertise.
Dual-Canvas Architecture
Textual Narrative Canvas (primary for most users):
- Rich text editor displaying a human-readable serialization of the SysML model.
- Lightweight markup denotes structural elements without overwhelming prose.
- Free narrative prose can surround markup.
- Example markup syntax (subject to UX refinement):
[Block: User Agent]— denotes a SysML block[Property: interaction_style]— denotes a property[Association: guides]— denotes a relationship[Requirement: REQ-001]— denotes a requirement
- Not all markup translates directly to the model; surrounding prose is preserved as documentation.
SysML Diagram Canvas (primary for structural overview):
- Visual, interactive editor for blocks, properties, associations, constraints.
- Drag-and-drop block creation, click-to-add properties, draw associations.
- Real-time rendering with hover tooltips explaining SysML concepts.
Bidirectional Sync:
- Changes in either canvas immediately reflect in the other.
- A block added in the diagram appears in the text with auto-generated description.
- Markup edits in text propagate to the diagram.
- Sync is real-time and seamless.
Socrates as Change Gatekeeper
All structural changes flow through Socrates-mediated impact analysis:
- User proposes a change (direct edit, diagram interaction, or comment).
- Socrates analyzes:
- Which model elements are affected
- Which assumptions and risks depend on this change
- Are there consistency violations
- Are there breaking dependencies
- Socrates surfaces findings conversationally and asks clarifying questions.
- User and Socrates iterate until consensus.
- Change commits to the model with full reasoning logged in the changelog.
For small or low-impact changes, Socrates mediation is lightweight and fast. Deep analysis is reserved for high-impact changes.
Hybrid Edit Workflow
Users have three interaction modes for changes:
1. Direct edit: Highlight text or markup, edit inline. Socrates detects the change, analyzes impact, and surfaces findings. User confirms, refines, or reverts.
2. Comment and propose: Select text or model element, add a comment with reasoning. Socrates responds in the thread with analysis. User and Socrates iterate. Approved comments become formal change proposals.
3. Socrates suggestions: Socrates proactively surfaces assumptions, risks, inconsistencies, and opportunities as inline highlights or margin annotations. User can accept (spawning a proposal) or dismiss.
Analysis Framework
When analyzing an idea in Socrata, the framework includes six core dimensions, all grounded in the SysML model:
1. Model Structure (Taxonomy and Ontology)
Blocks (entities), properties (attributes), associations and dependencies (relationships), generalizations (hierarchies), constraints (rules). Auto-generated from natural language with confidence scoring; refined by user via change proposals.
2. Assumptions and Hypotheses
Implicit beliefs underpinning the idea. Each assumption maps to specific model elements. Tracked status: open, validated, invalidated. Validation experiments suggested by Socrates.
3. Risks
Potential problems linked to specific model elements. Risk types: technical, market, execution, dependency, external. Mitigation experiments suggested by Socrates.
4. Requirements and Constraints
Requirements expressed formally and traced to fulfilling blocks/properties. Constraints (resource, technical, market, regulatory, timeline) expressed as SysML constraints. Unsupported requirements and unused elements flagged automatically.
5. Validation Experiments and Research
For each assumption or risk, users can trigger web search to find supporting/contradictory evidence, log custom experiments with structured metadata (hypothesis, methodology, results, implications), and link findings back to model elements.
6. Implications (Cascading Effects)
SysML dependency relationships make implications explicit. Changing a core block surfaces all downstream affected elements. Rejected branches show which requirements/assumptions they fulfilled, flagging gaps in the main model.
Key Features (Full Vision)
Socrates: AI Thinking Partner
- Conversational character integrated throughout the product
- Guides seed idea formation through structured interview or form-based input
- Surfaces assumptions, risks, inconsistencies, opportunities continuously
- Mediates all structural change proposals with impact analysis
- Suggests validation experiments and mitigation strategies
- Decisive in proposal threads (recommends final state after a few iterations, not infinite loops)
Seed Idea Formation (Dual Mode)
- Form mode: Structured fields (problem, target user, desired outcome, initial hypothesis, constraints).
- Interview mode: Socrates asks targeted questions, synthesizes responses into coherent seed.
- Both modes auto-generate an initial SysML model rendered in both canvases.
Natural Language to SysML Translation
- LLM analyzes narrative content
- Auto-generates candidate blocks, properties, associations
- All auto-generated elements carry confidence scores
- Low-confidence elements appear as suggestions, not committed markup
- Users validate and refine through change proposals
Formal Consistency Engine
- Validates SysML model against metamodel rules and user-defined constraints
- Flags violations inline in both canvases
- Socrates explains violations and suggests resolutions
- Intelligent prioritization to avoid noise fatigue
Assumption and Risk Detection (Linked to Model Elements)
- Continuous scanning of narrative and model structure
- Each assumption/risk maps to specific blocks, properties, or relationships
- Full traceability: change a model element → dependent assumptions/risks surface automatically
- Users can validate, reject, or create their own
Validation Research with Traceability
- Web search triggered per assumption or risk
- Results annotated and linked to specific model elements
- Full traceability from model element → assumption → evidence
Requirements Traceability
- Requirements defined via markup or diagram
- Auto-traced to blocks/properties that fulfill them
- Unsupported requirements flagged
- Unused model elements detected
Scoped Definitions
- Multiple scopes per project to handle terminology with different meanings
- Each term unique within a scope
- Project creation defines initial scope
Logical Fallacy and Inconsistency Flagging
- Detection of contradictions and reasoning errors
- Surfaced as Socrates suggestions, not mandates
Branching and Merging (Opportunity Solution Tree)
- Branches inherit core SysML model and evolve independently
- Each branch has its own textual + diagram canvas pair
- Branches can be assigned to team members
- Formal SysML model comparison on merge
- Conflict detection at block, property, relationship level
- Resolution decisions (accept, reject, pivot) merged with full context to main document
- Rejected opportunities archived with reasoning; can resurface if new evidence contradicts rejection logic
- Inspired by Teresa Torres's Continuous Discovery / Opportunity Solution Tree framework
Experiment Tracking
- Structured metadata: hypothesis, methodology, results, implications
- Linked to specific model elements being tested
- Results feed back into model changes via change proposals
Activity Changelog with Model Diffs and Reasoning
- Full audit trail of all changes, branches, experiments, merges
- Per-change context: what changed, when, by whom, why (linked to proposal argumentation), impact analysis
- Viewable as timeline or structured log
Glossary Generation
- Auto-extracted from SysML model
- Blocks, properties, relationships documented with definitions
- Synced with model changes
Living Documentation
- The SysML model + narrative + research + experiments + changelog = single source of truth
- Grows and evolves as thinking solidifies
- Future basis for downstream artifact generation (specs, release notes, decision logs)
Phased Implementation Plan
Phase 1: Dual-Canvas Modeling with Socrates Mediation (MVP)
Goal: Validate that PMs find value in structured SysML modeling accessed through dual canvases. Establish Socrates as change gatekeeper. Demonstrate impact analysis through change proposals.
In Scope:
- Seed idea formation (interview + form modes)
- Textual narrative canvas with lightweight markup
- SysML diagram canvas with drag-and-drop editing
- Bidirectional canvas sync (one-way text→diagram acceptable for true MVP, full bidirectional as stretch)
- Natural language to SysML translation with confidence scoring
- Formal consistency engine (SysML metamodel validation)
- Socrates change mediation and proposal workflow
- Commenting and threaded discussion (Socrates participates)
- Assumption detection linked to model elements
- Risk detection linked to model elements
- Validation research module with web search and traceability
- Requirements definition and traceability
- Scoped definitions per project
- Auto-generated glossary
- Logical fallacy / inconsistency flagging
- Model versioning and history
- Single-owner document model with view-only + comment access for team
Out of Scope:
- Branching and opportunity exploration
- Branch assignment and collaborative modeling
- Advanced SysML features (parametric diagrams, state machines)
- Downstream artifact generation
- Real-time multi-user co-editing
- Cross-project analysis
- External tool integrations
Success Metrics:
- 5–10 beta PMs complete at least two ideas using dual-canvas modeling
- Users report textual canvas feels natural for narrative editing
- Users report diagram canvas is useful for seeing structure at a glance
- Change proposal workflow feels lightweight (avg. 2–3 iterations per proposal before approval)
- Socrates catches at least one meaningful inconsistency or breaking dependency per project
- Users report increased confidence in their ideas due to proposal review process
Constraints and Implications:
- Real-time LLM analysis is expensive → selective continuous-vs-on-demand strategy required
- SysML learning curve for PMs → Socrates UX must be intuitive; markup must be readable
- Auto-generation accuracy is non-trivial → confidence scoring is critical; under-suggest rather than over-suggest
- Web search validation limited for proprietary/deep-tech domains → target consumer/SaaS users initially
- Single-owner concentration risk → strong export/visibility features for team continuity
- Change proposal friction risk → Socrates must be fast and decisive; only deep analysis for high-impact changes
Phase 2: Opportunity Branching, Collaborative Modeling, and Deep Analysis
Goal: Enable teams to systematically explore opportunity spaces using separate SysML model variants. Establish Socrates as guide for collaborative modeling and merging.
In Scope:
- Opportunity identification (Socrates suggestions + manual creation)
- Branching with separate textual + diagram canvas pairs per branch
- Branch assignment to team members
- Collaborative modeling within branches (changes flow through Socrates)
- Experiment tracking with structured metadata, linked to model elements
- SysML model comparison and merge with formal diff
- Conflict detection at block/property/relationship level
- Merge resolution UI with full visibility
- Requirements evolution tracking across branches
- Dependency analysis across branches
- Activity changelog with model diffs
- Opportunity Solution Tree visualization
- Rejected opportunity archival with resurfacing logic
Out of Scope:
- Real-time co-editing on main document
- Downstream artifact generation
- Domain-specific SysML profiles
- External integrations (Figma, Jira, Slack, etc.)
Success Metrics:
- Teams successfully explore 2–3 opportunity branches per idea
- Model-based comparison detects conflicts/inconsistencies with high accuracy
- Branch merges happen cleanly with minimal manual conflict resolution
- Teams report Socrates guidance makes distributed modeling feasible
- Dependency analysis surfaces at least one critical implication per branch
Constraints and Implications:
- Branching adds backend complexity (versioning, storage, diff infrastructure)
- Merge conflicts at the model level require robust UX
- Team members may lack SysML expertise → branch-specific guidance critical
- PM bottleneck risk on merge approval → consider delegation policies
- Cross-branch dependency analysis can overwhelm → Socrates prioritization required
Phase 3: Artifact Generation, Profiles, and Ecosystem Integration
Goal: Auto-generate downstream artifacts directly from SysML models. Enable cross-project traceability. Integrate into existing PM workflows.
In Scope:
- Requirements-driven artifact generation (feature specs, release notes, decision logs, stakeholder summaries)
- Domain-specific SysML profiles (SaaS, marketplace, content platform, fintech, etc.)
- Domain-specific templates users can clone and customize
- Cross-project model analysis and concept alignment
- Advanced risk mitigation suggestions with case-study lookup
- Confidence scoring and filtering across the platform
- API and export framework
- Integrations with Figma, Jira, Notion, Slack
- Socrates in Slack (async surfacing of assumptions and questions)
Out of Scope:
- Real-time co-editing on main model
- Custom LLM training per domain
- Automated decision-making (always user-driven)
Success Metrics:
- Artifact generation saves PMs 2–3 hours per project cycle
- Cross-project insights surface at least one unexpected connection per quarter
- Ecosystem integrations measurably reduce context switching
- Domain templates accelerate onboarding for new users
Constraints and Implications:
- Artifact templates require deep collaboration with existing PM workflows
- Domain expertise required per profile → start with 1–2 high-volume domains
- Cross-project privacy: opt-in only, isolated by default
Technical Architecture (High-Level Guidance)
Frontend
- Web application (modern stack, e.g., React/Next.js)
- Two synchronized canvases:
- Rich text editor with custom markup parsing/rendering (consider Lexical, ProseMirror, or Slate)
- SysML diagram editor (consider building on a graph library like Cytoscape.js, JointJS, or React Flow)
- Real-time sync between canvases via shared state model
- Inline annotation, commenting, and threading UI
- Socrates conversational panel (sidebar or modal)
Backend
- API server (Node.js, Python, or Go)
- SysML metamodel implementation and validation engine
- Document and model storage with versioning (consider event-sourced architecture for full changelog)
- Branching and merging logic (Git-like semantics on the SysML model)
- LLM orchestration layer (Anthropic API or similar) for:
- Natural language to SysML translation
- Assumption and risk detection
- Impact analysis on change proposals
- Socrates conversational guidance
- Confidence scoring on auto-generated elements
- Web search integration for validation research
- Permission and ownership model (single-owner with comment/proposal access for team)
Data Model (Conceptual)
- Project — container with scope and ownership
- SysMLModel — the formal model; versioned
- Block, Property, Association, Constraint, Requirement — SysML elements
- NarrativeDocument — markup-augmented prose, synced with SysMLModel
- Assumption, Risk — linked to model elements
- Experiment — structured metadata, linked to assumptions/risks
- Branch — variant of SysMLModel + NarrativeDocument
- ChangeProposal — pending changes with Socrates analysis and discussion thread
- Comment — annotation on text sections or model elements
- ChangelogEntry — atomic record of every change with reasoning
Design Principles
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SysML is the engine, not the interface. Users should rarely think about SysML directly. Socrates and the dual canvases hide complexity while preserving formal rigor.
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Narrative-first, structure-aware. The textual canvas is optimized for human reading and writing. Markup is subtle. Diagrams are available but not required.
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Socrates is collaborative, not directive. Always suggests, never mandates. User retains final authority.
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Traceability is everywhere. Every assumption, risk, experiment, and decision links back to specific model elements.
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Change is deliberate, not casual. All structural changes flow through impact analysis. Friction is calibrated to impact—light for small changes, deep for high-impact changes.
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Living documentation. The document evolves continuously. History is preserved with reasoning, not just outcomes.
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Single source of truth. The SysML model + narrative + research + changelog is canonical. All downstream artifacts derive from it.
Open Questions for Implementation
- Markup syntax: Final decision on lightweight markup syntax. Should it be bracket-based (
[Block: Name]), tag-based, or use a different approach? Needs UX testing with target users. - Sync direction in MVP: Full bidirectional sync from day one, or start with text→diagram only and add reverse direction in Phase 1.5?
- SysML diagram library: Build custom or adopt existing (JointJS, React Flow with custom nodes, etc.)?
- LLM provider: Anthropic API as primary; consider fallback strategy.
- Confidence threshold defaults: What confidence level triggers auto-commit vs. user-review-required for auto-generated elements?
- Proposal iteration cap: How many back-and-forth iterations should Socrates allow before forcing a recommendation?
Reference Frameworks
- SysML (Systems Modeling Language) — formal modeling backbone
- Teresa Torres, Continuous Discovery Habits — opportunity solution tree, continuous discovery practices
- Systems engineering rigor — applied to product ideation rather than physical systems