* Verify pinned transcript reads and stream Codex usage aggregation
* Resume Claude usage scans with compact token checkpoints
* Harden transcript snapshots and reject incomplete discovery
* Keep Codex race fixtures inside their temporary data home
* Verify pinned transcript rotation with portable file moves
* test: keep Claude usage mock registration in test suites
* Compress saved Claude usage without dropping history
* Keep Claude cache writes bound to their original request
* Register Claude contracts without conflicting with chat contracts
* Assert unchanged Claude sources skip the actual cache writer
Neil
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