#987 — [ai] NBA observability + idempotency
Repo: Twill-AI/facade State: closed | Status: done Assignee: Unassigned
Created: 2026-02-03 · Updated: 2026-02-03
Description
Add observability metadata to NBA outputs and logs:
- model_version, prompt_version, token usage
- trace/log prefix integration
- idempotency windowing for recommendations Include latency/timing measurements and safe fallbacks.
Notes
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