Answer customer support questions instantly from a knowledge base

flowchart TD trig>"customer sends chat message"]:::trig s0[["splits message into questions"]]:::mi s1["checks cache for answer"]:::task s2["checks quality and sends reply"]:::task trig --> s0 s0 --> s1 gx{"× answer already cached"}:::gate s1 --> gx p00["reuses cached answer"]:::task gx -->|"cache hit"| p00 p10["searches knowledge base"]:::task gx -->|"cache miss"| p10 p11["generates new answer"]:::task p10 --> p11 jn{"○ answer finalized"}:::gate p00 --> jn p11 --> jn jn --> s2 out[/"instant accurate support reply"/]:::out pay{{"saves support time and cost"}}:::pay s2 --> out out --> pay classDef task fill:#e7f6fe,stroke:#34b8f0,color:#2c2a29 classDef svc fill:#f6f8fa,stroke:#7c8795,color:#2c2a29 classDef mi fill:#e7f6fe,stroke:#0079a8,color:#2c2a29,stroke-width:2px classDef human fill:#fff,stroke:#0079a8,color:#0079a8 classDef store fill:#f6f8fa,stroke:#0079a8,color:#2c2a29 classDef trig fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigtime fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigdata fill:#8ad4f5,stroke:#0079a8,color:#06314c,font-weight:bold classDef gate fill:#fff,stroke:#e8a23d,color:#6b4708,font-weight:bold classDef out fill:#1f9d6b,stroke:#167a53,color:#fff,font-weight:bold classDef pay fill:#06314c,stroke:#021f33,color:#fff