Cost Model

Estimate and track infrastructure costs for Hetzner and Azure resources.

Commands

Live Infrastructure Costs (Recommended)

npx tsx scripts/costModel/index.ts live

Shows costs for actual provisioned servers from Hetzner plus terraform estimates for Azure.

Estimate from Terraform

npx tsx scripts/costModel/index.ts estimate

Shows estimated monthly costs based on terraform definitions (may differ from live).

Take a Cost Snapshot

npx tsx scripts/costModel/index.ts snapshot

Saves a timestamped JSON snapshot to scripts/costModel/snapshots/.

List Snapshots

npx tsx scripts/costModel/index.ts list

Lists all saved cost snapshots.

Scrape Live Pricing

npx tsx scripts/costModel/index.ts scrape

Fetches current pricing from Hetzner CLI and Azure Retail Prices API.

List Active Servers

npx tsx scripts/costModel/index.ts servers

Lists currently provisioned Hetzner servers (requires hcloud CLI).

Infrastructure Sources

Directory	Provider	Resources
terraform/	Hetzner Cloud	cx23 server, firewall, DNS
tuxedo/terraform/	Hetzner Cloud	Variable server type
tee/	Azure	Confidential VMs (DCasv5), VNet

Query User Accounting

npx tsx scripts/costModel/index.ts billing

Requires database credentials:

export POSTGRES_READ_ONLY_USER=costmodel_ro
export POSTGRES_READ_ONLY_PASSWORD=<password>
export POSTGRES_DATABASE=<database>
export POSTGRES_HOST=<host>       # optional, default: localhost
export POSTGRES_PORT=<port>       # optional, default: 5432

Notes

• Hetzner does NOT charge for bandwidth
• Azure charges for egress after 100 GB/month free tier
• Snapshots are gitignored to keep cost data local
• The billing command queries organization_billing_accounts and ai_usage tables