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Phase 1 - Requirements

Purpose

Define what the product must do and what success looks like.

Entry criteria

  • An idea has been accepted for further work

Required inputs

  • Problem statement
  • Stakeholder needs
  • Constraints and assumptions

Activities

  • Convert the idea into actionable requirements
  • Identify scope boundaries
  • Highlight risks, dependencies, and non-goals

Engineering responsibilities

  • Review feasibility and implementation implications when needed

AI-agent responsibilities

  • Help structure requirements documentation
  • Highlight ambiguities or missing details

Required artifacts

  • Requirements document or equivalent backlog
  • Scope boundaries
  • Acceptance criteria

Validation

  • Requirements are coherent, testable, and sufficiently scoped

Exit criteria

  • Requirements are approved for architecture work

Approval or gate

  • Requirements gate

Handoff

  • Move to Phase 2 - Architecture