Automatic server-side de-duplication of inbound mutating Rails requests (POST / PUT / PATCH) — rejects duplicates with a 409 using a Redis-backed request fingerprint -- DOES NOT require client-side idempotency key
ruby rails api redis activesupport deduplication rails-api duplicate-detection idempotent duplicate-request request-deduplication idemportency
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Updated
Jun 24, 2026 - Ruby