Usage & billing
Meter usage and understand your costs.
Meters every billable event across engines and rolls usage into invoices.
- Per-feature metering
- Hourly, daily and monthly rollups
- Budget alerts
Meters billable events, aggregates usage, and provides billing and cost projections.
Usage metering
Track billable events across engines.
Usage rollups
Aggregate hourly, daily, and monthly usage.
Cost forecasting
Project future usage and budget impact.
Invoice generation
Generate billing records from measured usage.
Each part below is a real component of Ledger. Point at one to see what it connects to, or trace a request through it.
Forge
Deploy zipped function bundles, poll status, invoke live or simulated. Canary splits and dead-letter queues built in.
Pulse
Pulse pushes WebSocket events within milliseconds of commit. Glob subscriptions, presence, and replay for catch-up.
Echo
Echo replays the execution graph in-memory. Policy checks, diffs, and cost estimates — zero side effects.