LengoAI

Rollouts

Live feature-flag rollouts. Each step expands only when the always-valid test allows it; a guardrail breach switches the flag off.

G-0003 · Reduce failed payments caused by gateway timeouts by 20%

closed proven
Rollout at 100% of users1%10%50%100%
failure_rate: change with the flag on (always-valid interval)-500+0.00+500pts10%50%100%goalexpand at 1% (minute 133)expand at 10% (minute 139)expand at 50% (minute 1445)proven at 100% (minute 1451)minutes since rollout start (1451)
always-valid interval estimate goal
http_5xx_rate: change with the flag on (always-valid interval)-10-5.0+0.00+5.0+10pts10%50%100%kill lineexpand at 1% (minute 133)expand at 10% (minute 139)expand at 50% (minute 1445)proven at 100% (minute 1451)minutes since rollout start (1451)
always-valid interval estimate kill line (tolerance)
http 5xx rate: ok
p95 latency ms: ok