Agent skill · marketing growth · jeremylongshore
customerio-cost-tuning
Optimize Customer.io costs and usage efficiency.
Why this skill is useful
Adds executable scripts for auditing and cleaning inactive users in Customer.io that aren't available in public documentation.
What it needs
Requires npm installed locally. Requires customer.io account access. About 5k tokens when loaded. Last updated 2026-08-07. 2,604 stars on the source repository.
What this skill does
Customer.io Cost Tuning Prerequisites An approved cost owner, billing/usage baseline, message/event retention policy, and delivery SLO. Aggregate reporting that does not require exporting customer payloads or individual message content. Output A measured cost optimization with owner, delivery/consent guardrails, and rollback threshold. An aggregate usage receipt supporting the decision without exposing recipient data. Error Handling Condition Safe response --- --- Spend rises unexpectedly Verify configuration, rate, and authorized campaigns; pause unsafe scale changes and investigate aggregate signals. Optimization risks delivery or consent Do not apply it until the service/data owner approves a safe test. Data is missing or misallocated Repair attribution before making a budget decision. Examples Compare aggregate event volume and message spend for a development/staging campaign, reduce unnecessary duplicate events through an idempotency fix, and observe the agreed window. Revert if delivery errors, latency, or consent checks regress; do not suppress customer messages solely to make a dashboard look cheaper. Overview Optimize Customer.io costs by managing profile count (the primary billing driver), suppressing/deleting inactive users, deduplicating events, reducing unnecessary API calls, and monitoring usage trends. How Customer.io Pricing Works Customer.io bills based on profile count (number of identified people in your workspace) and email/SMS volume. …
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills jeremylongshore/customerio-cost-tuning--94d3c5