BATTERIES INCLUDED • ZERO SETUP FATIGUE
The Built-In Capabilities Suite
Everything essential is built into Sphene from day one. Instant visual canvas, private on-device AI synthesis, relational search, and 1-click desktop vault importers — unified, polished, and ready out of the box.
TESTED & VERIFIED AUTOMATION
Micro-Benchmark Performance Matrix
Every plugin operation is strictly benchmarked under our automated test harness (tests/e2e/test_perf_prefill.py):
| Operation / Feature | Payload / Scope | Latency | Client Footprint | Status |
|---|---|---|---|---|
| Markdown AST Render | 1,500+ words, callouts, checklists, tables | 2.80 ms | < 50 KB (Zero Lag) | ✓ PASS |
| Mermaid Flowchart Engine | SVG generation & layout parser | < 0.05 ms | < 20 KB (Native SVG) | ✓ PASS |
| Micro Semantic AI Vectors | TF-IDF / Cosine similarity calculation | 2.27 ms | < 100 KB (Zero Lag) | ✓ PASS |
| Smart Inbox Classifier | Centroid taxonomy classification | 1.98 ms | < 40 KB (Zero Lag) | ✓ PASS |
| Entity Regex Extraction | In-memory entity match (50x scan) | < 0.01 ms | < 10 KB (Zero Lag) | ✓ PASS |
| Featherweight Saliency Summarizer | Client-side sentence saliency extraction | 0.70 ms | < 80 KB (Zero Lag) | ✓ PASS |
| Interactive Note Q&A | Contextual note question answering | 0.20 ms | < 60 KB (Zero Lag) | ✓ PASS |
| FTS5 Search Lookup | Full-text search across entire vault | < 0.20 ms | < 25 MB (Daemon) | ✓ PASS |
Batteries Included. Zero Setup Fatigue.
No fragile dependency chains, no community plugin breakages, zero npm bloat. Install once and start thinking.
Deploy Sphene Free in 60s