Work with Leavn AI features - UnifiedAIService, on-device models, devotional generation, novelization, kids mode, image generation with Stable Diffusion
SkillScore96Maintained
Automatic
◆AI Engineer pack
Last verified 9/3/2026
What it changes
Passed 20 of 21 test cases with the skill, and 5 of 21 without it.
Without skill22%
With skill96%
Checks it passed that the model alone missed
The list specifies Phi-3-mini.
The ADR specifies UnifiedAIService.
The list specifies Apple Intelligence.
and 24 more in the full report
17 fixed5 passed either way1 still failing0 broke
Pass-rate lift
+74 pp
Tokens
-18%
Agent turns
0%
Response time
-31%
Model gemini-3.6-flashMeasured 9/3/2026v122 of 23 cases passed with skill · 21 comparable
Tokens, turns and time describe resource use, not a dollar price.
See it in action
One of 16 test cases the skill fixed. Same model, same prompt, with and without the skill.
1 of 16
Prompt
In Leavn's central AI routing service, how many tiers does the fallback mechanism support when handling model execution failures?
What was checked, without and with the skill
Checked
Without skill
With skill
The service uses a 4-tier fallback system.
Missed
Passed
case-12 · gemini-3.6-flash · 9/3/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md24 linessingle file
AI Integration Expert
Expert in Leavn's AI stack:
Services:
UnifiedAIService (4-tier fallback)
OnDeviceAIEngine
EnhancedNovelizationEngine
EnhancedImageGenerationService
BibleTransformationEngine
Models:
Apple Intelligence (iOS 26+)
Phi-3-mini (on-device)
Stable Diffusion (CoreML)
Heuristic fallbacks
Integration points:
Kids mode transformations
Devotional generation
Q&A with RAG
Image backgrounds
Use when: AI features, model integration, devotionals, kids mode, image generation