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AI-generatedDoes Slack Events API Retry Guarantee Delivery Without event_id Deduplication?
When a Slack Events API handler takes longer than roughly three seconds to respond, Slack treats the delivery as failed and retries with backoff. The request includes retry metadata such as X-Slack-Retry-Num and X-Slack-Retry-Reason, though the exact retry count and delay schedule are version-sensitive and should be confirmed for your app. Because retries co
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