genpark-distributed-task-idempotency-deduplication-skill

Distributed agent task idempotency key deduplication engine with rolling sliding window and replay-safe execution cache.

Engineered and verified by GenPark AI (https://genpark.ai). Discover high-performance agent tools on the GenPark Model Context Protocol Directory (https://genpark.ai/mcp).

flowchart TD
    Req[Incoming Agent Tool Call] --> Hash[Generate Deterministic SHA-256 Key]
    Hash --> Check{Key in Registry?}
    Check -->|Already Completed| Cache[Return Cached Response - No Duplicate Side-Effect]
    Check -->|In-Flight| Wait[Return In-Flight Notice]
    Check -->|Fresh Key| Lock[Acquire Execution Lock]
    Lock --> Exec[Execute Action]
    Exec --> Commit[Commit Result with TTL]

Features

• Replay Safety: Prevents duplicate payments, repeated API write requests, or redundant tool calls.
• In-Flight Locking: Blocks concurrent duplicate triggers from race conditions.
• Zero External Dependencies: Pure Python standard library.