Call Center AI vs Leon
An independent, evidence-based trust comparison of Call Center AI and Leon, two Voice & Conversational projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.
Call Center AI leads on trust — 47.8/100 (Grade D) vs 39.6/100 (Grade D), a 8.2-point gap. Full breakdown below.
| Signal | Call Center AImicrosoft/call-center-ai | Leonleon-ai/leon |
|---|---|---|
| HVTrust score | 47.8 | 39.6 |
| Evidence grade | D | D |
| Coverage grade | C | C |
| Overall rank | #485 | #636 |
| Rank in Voice & Conversational | #7 | #8 |
| GitHub stars | 6.6k | 17.4k |
| Last updated | 44d ago | 1d ago |
| Build provenance | No | No |
| OSSF Scorecard | 4.6 / 10 | 4.5 / 10 |
| License | Apache-2.0 | MIT |
| Downloads | — | — |
| Trust dimensions (points earned) | ||
| Safety / integrity / 25 | 6.6 | 10.1 |
| Identity & provenance / 18 | 10.8 | 10.8 |
| Transparency / 17 | 12.4 | 12.3 |
| Maintenance / 20 | 9.1 | 19.1 |
| Adoption / 20 | 9.2 | 10.2 |
| Runtime capability surface (full matrix) | ||
| MCP server | — | — |
| External providers | 1 — Redis | 4 — Anthropic, Groq, OpenAI, … |
| Requires API keys | No | No |
| Plugin surface | — | plugins |
| Provenance drift | — | Unknown |
How to read this: HVTrust (0–100) weighs supply-chain signals (provenance, OSSF Scorecard, signed commits, open license) alongside real-world adoption, scaled by an evidence-confidence factor. Grade bands: A ≥ 80, B ≥ 65, C ≥ 50, D < 50. Signals refresh daily. Full methodology v4.3 →