Dev Ops · n8n

Detect API Abuse and Auto-Throttle Offending Keys

Protect your API — detect keys making abnormal request volumes and automatically throttle them while alerting your team.

difficulty Advancedsetup 40 minresult Abusive API usage is throttled automatically, protecting performance for legitimate customers.—
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  1. 1

    Ingest Usage Metrics

    Add a Webhook or scheduled pull of request counts per API key.

  2. 2

    Detect Abnormal Volume

    Add a Code node flagging keys far exceeding their normal or plan-allowed rate.

  3. 3

    Throttle the Key

    Add a Redis node setting a throttle flag your gateway enforces.

  4. 4

    Alert the Team

    Add a Slack node reporting throttled keys so someone can investigate.

  5. 5

    Activate and Test

    Activate the workflow and simulate an abusive key. Confirm it's throttled and reported.

Frequently asked questions

Won't this hit legitimate spikes?

Base thresholds on each key's plan and normal pattern, and make throttling temporary and reversible.

Can customers request more?

Route a throttled paying customer to a quick upgrade or limit-increase path instead of a hard block.

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