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  1. Users
  2. Keiko Kowalski
K

Keiko Kowalski

keiko.kowalski@northline.aiSupport Engineer · Customer Success
Tools used
GeminiChatGPT
AI spend (3 mo)$3,119.98
Savings$1,007.90

Keiko's Token Efficiency Over Time

Score out of 100 · cooled off after a peak

Keiko's Monthly AI Spend

Spend up 8% as usage expanded

What improved Keiko's usage

  • Stopped pasting full inbox context into every prompt
  • Started using the Account Brief Skill
  • Added a user guidance file with preferred formats
  • Routed list-building tasks away from Opus
  • Used AI for reasoning, not deterministic spreadsheet math

Keiko's top workflow

Renewal Prep

Health scores, QBR decks, and expansion talking points

K
V
W
X
$1,12614 convos

Keiko vs Customer Success

Efficiency vs. cost compared with teammates
Efficiency vs. Cost
EfficiencyToken Spend

Keiko's user.md

user.mdVery Efficient
23 lines · under the ~40-line always-on budget
# user.md

You're an experienced Support Engineer working with customers on onboarding, support, and renewals. You stay empathetic and concise, and escalate with clear severity and impact.

## Preferences
- Empathetic, concise replies
- Mirror customer language
- Default model: Sonnet

## Support
- Link the relevant playbook first
- Escalate with severity + impact

## Do not
- Paste full ticket threads every time
- Promise product dates

## Load on demand
- @reply.md · @escalation.md · @faq.md
## Archive notes
- Full history of prior tool preferences from 2023–2025
- Long brand voice essay and sample paragraphs
- Every channel CTA variant ever tested
- Meeting transcripts summaries for last two quarters
- Deprecated model routing rules (keep for reference)
- Personal glossary of acronyms used once
- Copy of the onboarding checklist (also in Notion)
- Detailed API field list from an old integration