L LongevityGraph
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01 / Changelog

What's
new.

A running log of major features and improvements. Built in public, one phase at a time.

180+ phases since launch Major features only
Mar 2026
Post-Chat Action Extraction
AI automatically extracts actionable items from completed chat sessions and adds them to your action plan. No more losing track of what the AI recommended.
AI Action Plan
Mar 2026
Proactive Health Alerts
5 deterministic alert rules that watch for biomarker retest windows, seasonal vitamin adjustments, treatment monitoring gaps, borderline values, condition-specific monitoring. Zero AI — pure rules engine.
Biomarkers Alerts
Mar 2026
Next Labs Engine
Deterministic 7-source scoring engine recommends which labs to get next based on protocol changes, evidence windows, and biomarker history. Dashboard card + mobile API.
Labs Intelligence
Feb 2026
Document Extraction Speed Optimisation
Tiered model routing: structured sections (labs, meds) use Haiku, unstructured clinical notes use Sonnet. 66-page Apple Health PDFs now process in ~30–35 s, down from ~70–90 s.
Performance Documents
Feb 2026
Treatment-Condition Linking
Treatments can now be linked to the condition they address. "This TRT protocol is for hypogonadism" — visible in the graph, context inventory, and AI chat.
Treatments Graph
Feb 2026
Biomarker Intelligence Pipeline
6-level waterfall range resolution stamped at import time. Auto-categorisation, condition detection from diagnostic thresholds, longevity vs conventional range context.
Biomarkers Intelligence
Jan 2026
Lean Context Architecture
Reduced chatbot system prompts from ~12–18K tokens to ~4–7K by moving wearable, functional, and genetic data into 7 on-demand context tools. Faster responses, lower cost, better accuracy.
AI Performance
Jan 2026
Progressive Onboarding
2-minute fast path: demographics + top 6 medications + data connections, then straight to dashboard. Full setup available from settings. Profile completion card tracks 10 sections.
Onboarding UX
Jan 2026
HRV Biofeedback Trainer
5 evidence-based breathing protocols with visual circle animation, haptic feedback on iOS, and pre-session HRV measurement from Apple Health. Sessions logged and correlated with wearable HRV.
Wellness iOS
Dec 2025
Conversation Memory System
The AI now remembers decisions, rejections, concerns, and preferences across sessions. Entity-tagged extraction via Haiku. Cross-session context injection so you don't repeat yourself.
AI Memory
Dec 2025
Cognitive Assessment Battery
6 scientifically-validated cognitive tests: reaction time, digit span, Trail Making A & B, more. Age-adjusted percentiles. Composite score feeds bio age as the 9th system.
Cognitive Bio Age
Nov 2025
Light Theme Migration
Complete visual overhaul: warm sand background, deep teal accent, across ~90 files. Designed for readability and reduced eye strain during long data review sessions.
Design
180+ development phases since launch · Major features only