AUEB vs AWS Cost Explorer
AWS Cost Explorer tells you how much you spent on cloud services. AUEB tells you whether your AI features will ever make money. Cloud billing ≠ AI economics.
| Dimension | AUEB | AWS Cost Explorer |
|---|---|---|
| What it tracks | AI feature profitability per interaction | Cloud infrastructure spend by service |
| Output | Margin per AI interaction, break-even analysis | Monthly cloud bills with service breakdown |
| Audience | Product leaders, CTOs, CFOs | Cloud engineers, DevOps, FinOps |
| Question answered | "Will this AI feature ever be profitable?" | "How much are we spending on AWS?" |
| AI-specific? | ✅ Built specifically for AI/LLM economics | ❌ General cloud cost tracking |
| Cost | Free (richardewing.io/tools/aueb) | Free (included with AWS) |
| Granularity | Per-feature, per-interaction cost modeling | Per-service, per-region billing |
| Board-ready? | ✅ Produces investment-grade analysis | ❌ Infrastructure-focused dashboards |
The Verdict
They answer completely different questions. AWS Cost Explorer is essential for managing cloud bills. AUEB is essential for knowing whether your AI product strategy is viable.
You need AWS Cost Explorer to know your inputs. You need AUEB to know your outputs. The gap between them is where AI products die.
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