Estimate a metric's cardinality for a tag config
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Estimate a metric's cardinality for a tag config
with Datadog · Observability Management
Works with AI assistants
Use Datadog: its Datadog Cardinality API lets you estimate a metric's cardinality for a tag config in a single step (GET /api/v2/metrics/{metric_name}/estimate). Datadog also has an MCP server, so an AI assistant like Claude or ChatGPT can do it for you. capabilities.work can help you get signed up and connected.
- How many custom metric series would I get if I limit a metric to certain tags?
- Can I estimate cardinality including percentiles for a distribution metric?
Say it to your AI assistant
- Estimate cardinality for metric {metric_name}.
- Estimate series for {metric_name} if queryable by tags {groups}.
- Estimate {metric_name} cardinality over the last {hours_ago} hours.
For your developer
GET /api/v2/metrics/{metric_name}/estimate in Datadog Cardinality API. Full spec on APIs.io.