Incident Response — Agentic MTTR Demo

INC17837784805312

P1newai_assisted

payments-api 5xx error rate spiked to 38% after deploy

Assembled Context — bounded to last 30 minutes
Rolling logs
Recent commits
b399b01 fix(payments): refactor charge validation pipeline — a.chen
Similar past incidents
(none found)
Diagnosis Agent
ran in parallel
The deployment of v2.14.0 introduced a NullPointerException in the refactored PaymentValidator.validate method, leading to a 38% spike in 5xx errors for the /v1/charge endpoint.
  • [payments-api] ERROR NullPointerException at PaymentValidator.validate
  • b399b01 fix(payments): refactor charge validation pipeline (a.chen)
  • [datadog-monitor] error_rate.5xx breached threshold 5% (current 38%)
Assessed: P1 / application
Self-reported confidence: 95% (audit-only — not used by the gate)
gemini-flash-latest · 8379ms
Severity / Routing Agent
ran in parallel
P1 / application
Routed to: payments-engineering
A 38% error rate on the payments API immediately following a deployment indicates a critical failure in the transaction processing pipeline, directly impacting revenue and customer payments. The root cause is likely the recent refactor of the charge validation logic.
Self-reported confidence: 100% (audit-only — not used by the gate)
gemini-flash-lite-latest · 1074ms
Scenario Matcher
deterministic, pre-LLM
Error rate spike after deploy
An error-rate spike immediately following a deploy is a strong rollback signal; rolling back to the last known-good version is the standard first response.
Match score: 84% · Recommended action: rollback_deploy
Matched tags: deploy, error rate, 5xx
Confidence Gate

Computed from 4 measurable signals — not the model's self-reported confidence.

Severity match rate100%
x
Runbook coverage84%
x
Data completeness67%
x
Recency50%
x
Computed confidence (v1)82%
Auto-execute threshold: 75%