Auspexi

The Complexity Wall: When Natural Language Meets AI Engineering

A mere mortal types in natural language, dreaming of building the next big thing like a toddler stacking blocks, then hits a complexity wall and wails, “Too hard!”—knocking it all down.

The Lesson

Great systems are engineered with discipline. Set design constraints, run ablations, measure effect sizes, and trim scope until you can ship something reliable—then iterate.

View Pricing → Contact Sales →

From Intuition to Action

Turn the fluff into action:

Intent → Constraints

intent.md
  goal: triage claims for investigation
  capacity: 2,000 alerts/day
  constraints: fpr≈1%, region stability≤0.03, p95≤120ms
  limits: not for eligibility determination; training only on synthetic
  

Constraints → Contracts

contracts.yaml
  inputs: {amount: decimal, code: string, region: enum}
  outputs: {score: float, at_op: bool}
  thresholds: {op_threshold: 0.73}
  slos: {latency_p95_ms: 120}
  

Contracts → Architecture

ingest → normalise → join → validate → package → deploy → evidence
                     ↘ tests & gates ↗
  

Evidence Gates

gate.utility@op.min = 0.75
gate.stability.region.max_delta = 0.03
gate.latency.p95_ms = 120
gate.privacy.membership_advantage_max = 0.05
  

Seed Validation

Start small and smart:

Prompt Hygiene

Keep it clean and clear:

Scaffold: Files You Actually Need

docs/intent.md
docs/master_doc.md
schemas/schema.yaml
pipelines/pipeline.yaml
ci/gates.yaml
evidence/readme.md
  

Master Doc

1. Goals & constraints
2. Architecture & module contracts
3. Data schemas & vocabularies
4. Pipelines & artifacts
5. Evidence gates & thresholds
6. Rollbacks & incidents
7. Security & privacy
8. Runbooks & on-call
9. Templates & glossary
  

Common Failure Modes

Watch out for these traps:

Counter-Patterns

Fix it with these moves:

Ablations

Make changes prove their worth:

factor, delta@op, ci_low, ci_high, decision
adapter_specialized, +0.021, +0.014, +0.028, keep
quant_int8, -0.006, -0.011, -0.003, keep (speed↑)
prune_10pct, -0.015, -0.024, -0.008, revert
  

Latency & Energy

Keep it real-world ready:

Runbooks

Your action plan, copy-paste ready:

promotion:
  - ensure gates PASS; sign evidence; update change-control
rollback:
  - revert; verify OP; open incident; attach dashboards
incident:
  - snapshot; mitigate; root cause; prevention actions
  

Catalog Comments

COMMENT ON TABLE prod.ai.claims IS 'Purpose: triage; OP fpr=1%; Evidence: manifest 2025.01.';
  

Case Study

Scenario: A founder’s tale of turning chaos into wins.

A founder kept “just prompting it better” for weeks, resetting thrice. They switched to a one-page intent, locked OP/stability at 1% FPR and 0.03 delta, and wired gates. Two weeks later, they shipped with incidents down 40% and adoption up 25%—all because proof rode with the product in a simulated rollout as of September 2025!

Checklist

Ship it right:

[ ] Intent → constraints → contracts
[ ] Small-scale validation green
[ ] Gates automated in CI
[ ] Rollbacks rehearsed
[ ] Dashboards export HTML/PDF
[ ] Catalog comments reference evidence IDs
  

FAQ

Can I iterate in natural language?

Yep—use it for intent, then translate to specs and gates before building—keep it structured!

What if stakeholders change requirements mid-flight?

Version the master doc; re-validate on a small scale; then merge and promote—stay flexible!

How do we prevent endless tweaks?

Require effect sizes at OP; no evidence, no merge—make it earn its spot!

Isn’t this slower?

Nah—it’s discipline. You speed up by cutting rework and surprises—smart, not slow!

How do we keep requirements stable?

Freeze OPs and segments per release; version changes; re-validate small—hold the line!

Closing

Turn that wall into a ramp: constraints, contracts, gates, and evidence. That’s how intent becomes software that survives the real world.

Anti-Pattern: Prompt Pile

Avoid this mess:

Pattern: Translate Intent to Architecture

Do it this way:

Scaffolding

intent.md → master_doc.md → schema.yaml → pipeline.yaml → ci.yaml → dashboards.html
  

Evidence Gates

utility@op.min: 0.75
stability.region.max_delta: 0.03
latency.p95_ms: 120
privacy.membership_advantage_max: 0.05
  

Small-Scale Validation

Test smart:

Ablations & Effect Sizes

Prove the changes:

factor, delta@op, ci_low, ci_high, decision
adapter_specialized, +0.021, +0.014, +0.028, keep
quant_int8, -0.006, -0.011, -0.003, keep (speed↑)
prune_10pct, -0.015, -0.024, -0.008, revert
  

Guardrails

Stay on track:

Pipeline Template

ingest → normalise → join → validate → package → deploy → evidence
                     ↘ tests & gates ↗
  

Runbooks

promotion:
  - gates PASS; sign evidence; update change-control
rollback:
  - revert; verify OP; open incident; attach dashboards