sandboxCheckpointSchema

const sandboxCheckpointSchema: ZodObject<{
  callLog: ZodArray<ZodNullable<ZodUnion<readonly [ZodObject<{
     input: ZodUnknown;
     name: ZodString;
     response: ZodUnknown;
     type: ZodLiteral<"action">;
   }, $strip>, ZodObject<{
     response: ZodNumber;
     type: ZodLiteral<"random">;
   }, $strip>, ZodObject<{
     response: ZodNumber;
     type: ZodLiteral<"now">;
  }, $strip>]>>>;
  interruptState: ZodOptional<ZodUnknown>;
  position: ZodNumber;
}, $strip>;

Defined in: tool/tool.ts:32

The tool’s private checkpoint, carried on the interrupt and handed back on resumption: everything Sandbox.eval needs to replay up to the interrupted call. Parsed on the way back in because it round-trips through persistence.