The CREAH blog
Every document in a CREAH specification, explained — and guides for building right with AI.
Document library
30 document types, grouped by phase. Each page explains what it is, why it matters and how CREAH writes it.
Vision & Mission
The north star every AI coding agent needs before writing line one
3 min read
Phase 1 — FoundationProduct Constitution
The rules that override everything else — including the AI
3 min read
Phase 1 — FoundationConstraint Framework
Tell the AI what can never happen — and watch it stop making those mistakes
3 min read
Phase 2 — RequirementsProduct Requirements Document (PRD)
The contract between what you imagined and what gets built
3 min read
Phase 2 — RequirementsSoftware Requirements Specification (SRS)
Functional requirements with teeth — measurable, testable, unambiguous
2 min read
Phase 2 — RequirementsDomain Model
The skeleton every database, API, and UI decision hangs from
2 min read
Phase 2 — RequirementsUser Journey Specification
Walk the AI through your product before it writes a single component
2 min read
Phase 3 — Architecture & EngineeringEngineering Constitution
The coding standards your AI agent will actually follow
2 min read
Phase 3 — Architecture & EngineeringArchitecture Constitution
The blueprint that keeps every space from becoming a separate disaster
2 min read
Phase 3 — Architecture & EngineeringAPI Specification
Every endpoint, typed and contracted, before the AI writes a single route handler
2 min read
Phase 3 — Architecture & EngineeringDatabase Specification
Every table, every relationship, every constraint — resolved before the first migration
2 min read
Phase 3 — Architecture & EngineeringEcosystem Build Specification
The monorepo blueprint that makes every app feel like one coherent product
2 min read
Phase 3 — Architecture & EngineeringInter-App Communication Map
The explicit contract that keeps your spaces talking to the right neighbours
2 min read
Phase 3 — Architecture & EngineeringEvent Catalog
Every event your spaces exchange, typed and contracted before anyone builds a listener
2 min read
Phase 4 — DesignDesign Constitution
The visual rules that make every space feel like one product
2 min read
Phase 4 — DesignInformation Architecture
The navigation map that ensures users always know where they are and how to get back
2 min read
Phase 4 — DesignUI/UX Specification
Every screen, every state, every interaction — resolved before the first component is coded
2 min read
Phase 4 — DesignDesign System
The single source of truth for every pixel in your product
2 min read
Phase 5 — Quality & PlanningQuality Gate Specification
The automated checks that catch what code review misses
2 min read
Phase 5 — Quality & PlanningTest Strategy
The test plan that makes AI-generated code trustworthy
2 min read
Phase 5 — Quality & PlanningTest Case Specification
The exact scenarios that prove your multi-space product actually works together
2 min read
Phase 5 — Quality & PlanningRisk Register
The risks your AI coding agent can’t anticipate but you definitely should
2 min read
Phase 5 — Quality & PlanningRoadmap
The sequence that prevents your AI agent from building v3 features before v1 works
2 min read
Phase 6 — AI Build Meta-LayerDiscovery Framework
The interview methodology that turns a vague idea into a complete specification
2 min read
Phase 6 — AI Build Meta-LayerQuestion Generation Engine
The confidence model that knows when it has enough information — and when it doesn’t
2 min read
Phase 6 — AI Build Meta-LayerDocument Quality Standards
The quality bar every CREAH document is held to — mandatory, recommended, and aspirational
2 min read
Phase 6 — AI Build Meta-LayerSummarized Context Specification
Far fewer AI tokens on every enhancement — without losing a single decision
2 min read
Phase 6 — AI Build Meta-LayerBuild Sequence Specification
Step by step — what to build first, what comes next, which documents to attach
2 min read
Phase 6 — AI Build Meta-LayerInfrastructure Specification
The cloud architecture that scales from zero to enterprise without a redesign
2 min read
Phase 6 — AI Build Meta-LayerAI Build Manifest
The master instruction set that turns your documents into a working product
2 min read