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| Criterion |  Architecture Architecture Communication Canvas |  DevOps Blameless Postmortem |  Architecture Architecture Inception Canvas |
|---|---|---|---|
Purposedifferent | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. | After an incident with damage or a near miss, the method creates a sober field for learning without assigning blame. It directs attention to the course of events, conditions, and effective countermeasures. | The Architecture Inception Canvas bundles the first architecture questions into a compact decision picture. It fits when an initiative is still in motion but still needs clear guardrails. |
Complexitydifferent | Medium | Medium | Low |
Timedifferent | 60-120 min | 30-90 min | 1-2 h |
Participantsdifferent | 2-8 | 3-12 | 3-8 |
Formatdifferent | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Communication Canvas, Stakeholder Messages, Architecture Communication Plan | Postmortem Doc, Action Items, Timeline | Inception Canvas, Risks, Goal List, Open Questions |
Tagsno overlap | ArchitectureCommunicationStakeholdersCanvas | Site Reliability EngineeringIncidentLearningReliability | AlignmentArchitectureCanvas |
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