Merge latest origin/master into token-meter-service

This commit is contained in:
Tianyi Cui
2026-07-17 22:38:46 +08:00
317 changed files with 4512 additions and 1922 deletions

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@@ -46,5 +46,5 @@ Indirectly, through consumers such as `dsh-compact-basic`; the service itself ad
- **The fixed heuristic is approximate** — content without reusable provider usage is priced by character count plus structural overhead, not an exact provider tokenizer or request serializer.
- **Every measurement clones the current surface** — coherent immutable snapshots make reads O(surface), including below-threshold pressure checks.
- **Provider usage is only reusable for an identical canonical envelope** — prompt, prefix, tools, model, or call-config changes deliberately fall back to full heuristic estimation.
- **Provider usage is only reusable for an identical canonical envelope** — prompt, prefix, tools, provider, model, or call-config changes deliberately fall back to full heuristic estimation.
- **Legacy provenance is conservative** — assistant messages without `sourceEventSeqs` cannot distinguish provider output from listener rewrites, so the fold avoids claiming a known empty or exact chunk stream.