LengoAI

G-0001 · Reduce failed payments by 20%

rollout 50  cycle 1  · flag goal_0001_gateway_retry

Rollout at 50% of users1%10%50%100%

Goal: reduce failed payments caused by gateway timeouts.

Goal metric: failure rate

hold
failure_rate: change with the flag on (always-valid interval)-20+0.00+20pts10%50%goalexpand at 1% (minute 12)expand at 10% (minute 17)minutes since rollout start (150)
always-valid interval estimate goal

With the flag on: -2.45 pts versus off (always-valid interval -2.75 pts to -2.14 pts), a relative change of -23.9%. Control rate 10.22%; 185056 events with the flag on, 247368 off. Method: msprt.

Guardrails

must not get worse
http_5xx_rate: change with the flag on (always-valid interval)-5.0+0.00+5.0+10pts10%50%kill lineexpand at 1% (minute 12)expand at 10% (minute 17)minutes since rollout start (150)
always-valid interval estimate kill line (tolerance)
http 5xx rate: ok within limits
p95 latency ms: ok treatment p95 within tolerance

Latest decision

#150 at 50% · · tick

What happened

21 events
  1. flow · core
    lengo-plan-build started (plan, attempt 1)
    session completed
  2. handoff · ai-lengo-plan-build-local
    strategist → builder: done accepted, citations 100% valid
    Plan: retry gateway timeouts behind a flag; watch 5xx and p95.
  3. state · core
    proposed → planned
    Strategist plan validated
  4. handoff · ai-lengo-plan-build-local
    builder → gatekeeper: done accepted
    Opened !1 with policy backoff.
  5. state · core
    planned → built
    Builder opened !1
  6. flow · core
    lengo-gate started (gate, attempt 1)
    session completed
  7. handoff · ai-lengo-gate-local
    gatekeeper → launcher: pass accepted
    Gate verdict: pass. No blocking findings.
  8. state · core
    built → gate_passed
    Gatekeeper verdict: pass
  9. state · core
    gate_passed → staged
    deployed to staging (deployment 1008)
  10. flag · core
    flag on at 1% (applied)
    allow: all checks passed
  11. state · core
    staged → rollout_1
    flag goal_0001_gateway_retry on for 1% of users
  12. flow · core
    lengo-launch started (launch, attempt 1)
    session completed
  13. handoff · ai-lengo-launch-local
    launcher → analyst: done accepted, citations 100% valid
    Release notes posted; Core controls the flag.
  14. flag · core
    flag at 10% (applied)
    allow: all checks passed
  15. state · core
    rollout_1 → rollout_10
    flag expanded to 10%
  16. flow · core
    lengo-analyze started (analyze_12, attempt 1)
    session completed
  17. handoff · ai-lengo-analyze-local
    analyst → core: done accepted
    Expanded to 10%: guardrails clean, evidence growing.
  18. flag · core
    flag at 50% (applied)
    allow: all checks passed
  19. state · core
    rollout_10 → rollout_50
    flag expanded to 50%
  20. flow · core
    lengo-analyze started (analyze_17, attempt 1)
    session completed
  21. handoff · ai-lengo-analyze-local
    analyst → core: done accepted
    Expanded to 50%: guardrails clean, evidence growing.

Memory the agents cited

4 / 4 supplied
IDCited bySource
M-0002 strategist Outcome M-0002: Reduce failed payments caused by gateway timeouts by 20%
M-0004 strategist Outcome M-0004: Reduce support tickets about fees by showing the fee before confirming
RB-001#0 strategist RB-001: Payment gateway timeouts > Overview
M-0002 launcher Outcome M-0002: Reduce failed payments caused by gateway timeouts by 20%

Agents may cite only IDs Core supplied in the latest context note; anything else counts against citation validity.

Flag changes

WhenChangeStatusTime to kill
goal_0001_gateway_retry
create → 1%		 applied —
goal_0001_gateway_retry
set percentage → 10%		 applied —
goal_0001_gateway_retry
set percentage → 50%		 applied —