An independent, evidence-weighted trust comparison of two multi-agent systems — ranked on verifiable signals, not popularity.
| Signal | Concordia | ChatDev |
|---|---|---|
| HVTrust score | 59.1 | 58.4 |
| Evidence grade | C | C |
| Registry state | Listed | Listed |
| Safety / Integrity (25) | 9.5 | 7.2 |
| Identity / Provenance (18) | 10.8 | 10.8 |
| Transparency (17) | 15.0 | 11.9 |
| Maintenance (20) | 12.4 | 15.7 |
| Adoption (20) | 11.4 | 12.8 |
| GitHub stars | 1.5k | 33.3k |
| Weekly downloads | 660 | 27 |
| Last push | 2026-06-02 | 2026-05-27 |
| Language | Python | Python |
| OSSF Scorecard | 7.6 | 4.0 |
| Review flags | — | — |
| Recent change | 2026-06-05: HVTrust up 3.7pts (55.4 → 59.1) | 2026-06-04: Rank dropped 12 spots (#115 → #127) |