API reference

The FerroReplay API reference covers the current deterministic clock and journal primitives used by Anvil and the Ferro engine family.

API bundles

• ferro_clock — injected system and virtual clocks plus grid-aligned intervals.
• ferro_journal — append-only framed records, validated readers, and replay cursors.

Start here

• Getting started explains the replay boundary.
• Replay loop example shows how to keep event order and clock advancement explicit.