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When cloud costs spike, the cause is often known (a deployment, a new region, Black Friday) but nothing links that event to the cost data. Costory ingests technical and business events and aligns them with your cost timeline, so the link is recorded.
Event Correlation

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Supported Inputs

AWS Commercial Events

Savings Plans, Reserved Instances, EDP renewals

GitHub Metadata

PRs, deploys, labels, and release tags

CI/CD Pipelines

Custom events via API integration

Manual Events

Traffic spikes, client onboarding, campaigns
Event Correlation
All events are timestamped and visualized alongside cost time series. They also improve the accuracy of Digest summaries and ML-driven anomaly detection.
Event Correlation

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Benefits

Faster Root Cause Analysis

Event-aware timelines speed up investigations

Institutional Memory

Build shared context across engineering and finance

Better Explanations

Improve accuracy of cost change narratives

Confident Anomaly RCA

Increase confidence in anomaly root cause analysis

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Next Steps

You can log a one-off event from chat with the Costory MCP: “create an event called ‘checkout v2 deploy’ dated today” so the next cost shift lines up against it.

Connect Events

Set up your event sources in Costory.

Monthly Reviews

Use event context in automated reports.
Last modified on June 30, 2026