● Model Layer · Operational Telemetry

Model & Harness Message Mix

Counts of message metadata by harness, session, role, direction, and modality. Bodies are not captured. I02 accounts disjoint tokens. I08 accounts settled action failure. Neither number is recomputed on this page.

All-time counts — window_from/window_to label the snapshot but do not filter.

Model Layer Observes message direction, role, and modality distribution across client harnesses without inspecting private message payload bodies.
Messages counted
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Metadata only · No body text
Harnesses
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Group key · native session stays sealed in exports
I02 L0 · Model
Computed
model.tokens.direct · Refused if usage is empty
I08 L0 · Harness
Partial
harness.action_failure · Unsettled ≠ success

I02 model.tokens.direct

Disjoint sums of input_uncached, cache_write, cache_read, and output. Reasoning is included in output and is not part of the disjoint sum. Cache-read ratio of sums and mean of ratios are separate measures.

I08 harness.action_failure

Failed divided by settled terminal actions. Unsettled rows, where failed is null, are counted apart and are never treated as succeeded. This view does not store tool arguments.

Modality mix by harness

Widths are message_count shares. They are not tokens and not failure rates.

Recorded Rows v_message_mix rows 0 Rows
Harness Native session Role Direction Modality Message count
Technical Lineage, Coverage & SQL Proof (L3)
Underlying SQL Projection
SELECT * FROM v_message_mix ORDER BY message_count DESC, harness, native_session;