n8n
n8n AI Agent Race Conditions: 3 Atomic Claiming Patterns
Prevent double bookings from concurrent n8n AI agents: atomic claim with INSERT ON CONFLICT, a pending/done two-phase, and re-read state before writes.
Idempotency
Make
Prevent Duplicate Records When a Make Scenario Reruns: 3 Deduplication Patterns
Stop Make scenarios from creating duplicate records on reruns: search-then-filter, data-store idempotency keys, and destination upserts, step by step.