Module checkpoint 

State checkpoint types for graph-based run persistence.

A Checkpoint is a snapshot of [GraphState] at a named node boundary. Checkpoints allow runs to be paused and resumed from any saved point.

Structs

Checkpoint

A persisted snapshot of graph execution state at a named boundary.

CheckpointProtection

Integrity and authorization metadata added to current checkpoints.

Enums

CheckpointCompleteness

Constants

CHECKPOINT_AUTHORIZATION_DIGEST_KEY

Host-owned state key carrying the effective authorization identity that applied when a graph checkpoint was written.

Functions

authorization_digest

Redacted identity for the complete effective authorization policy.

history_from_checkpoint

Convert a checkpoint’s recorded messages into typed conversation history.

raw_digest

Stable SHA-256 over the exact JSON bytes stored by the checkpoint contract.