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Optimization is the machinery between “we have a problem” (a signal or cluster) and “the problem is fixed” (a shipped version). It proposes concrete changes, tests them, and hands them to a human for approval. You don’t have to use it — you can hand-fix everything through the normal Draft-and-Publish flow. But Optimization automates the ceremony: proposing, testing, and preparing changes for review.

The flow, in six steps

  1. Diagnose — pick a cluster (or signal). Nora locates the root cause.
  2. Propose — Nora generates 1-3 candidate fixes targeting the root cause.
  3. Pick a lever — you decide which part of the system to change: prompt, tool, retrieval, memory, etc.
  4. Simulate — every candidate runs against your dataset. Before/after numbers.
  5. Approve — pick the winner. Optional gates (human review, code review, testing).
  6. Deploy — the change applies to Draft; you publish (or auto-publish if configured).

Pages

Diagnose a failure

Root cause identification.

Improvement proposals

The candidate fixes and their diffs.

Which lever to tune

Prompt vs. tool vs. retrieval vs. memory vs. rules.

Approve & deploy

Human gates and rollout.

Improvement history

Every improvement, its result, its status.

Automatic vs. manual

The whole flow can run automatically for low-risk changes — you set the thresholds and Nora ships fixes without waking you up. Or it can require human approval at every step. Recommended: automatic for well-understood levers with strong sim results (small prompt tweaks, rule additions). Manual for anything model-swap, tool-config, or memory-structural. Configure per Flow: Flow settings → Improvement automation.

Reproducibility

Every improvement carries:
  • The cluster that seeded it.
  • The proposals that were considered.
  • The simulation results (target vs. baseline).
  • The approver.
  • The deploy timestamp.
Everything is reviewable months later. Great for compliance audits, incident review, and understanding why the Flow is the way it is.

Improvements and versions

Every deployed improvement creates a new Flow version with the improvement noted. Rollback rolls back the whole improvement atomically. You can see improvements attached to any version — “v18 was published to fix cluster #142 (billing hallucinations).”

When improvements aren’t automatic

Optimization proposes changes, but some fixes require things Optimization doesn’t do:
  • Adding a new document to knowledge — you upload.
  • Building a new tool — you build.
  • Fixing a broken upstream API — you fix.
For these, Optimization surfaces a root-cause note in Signals and stops. You take it from there.