vigil vs watchtower
watchtower ranks higher on current evidence: 6 commits by 1 contributor in the last 90 days (6 in the last 30).
| watchtower | vigil | |
|---|---|---|
| Grade | B | C |
| Verdict | Active1 major behind | Active2+ majors behind |
| Category rank | #13 | #34 |
| Model | Free | Free |
| Commits, 90 days | 6 | 827 |
| Contributors, 90 days | 1 | 25 |
| Last activity | Oct 14, 2026 | Oct 19, 2026 |
| Listed price | Free | Free |
| Evidence source | Code | Code |
| Latest release | 1.0.3 | v0.7.0 |
| License | MIT | Apache-2.0 |
| LangChain | 0.1.0 (latest 1.4.6) | — |
| LangGraph | 0.0.10 (latest 1.2.16) | — |
| Pydantic | 2.0.0 ✓ | 2.0.0 ✓ |
| SQLAlchemy | 2.0.0 ✓ | 2.1.0 ✓ |
| OpenAI SDK | — | 1.40.0 (latest 3.35.1) |
| Anthropic SDK | — | 0.45.0 (latest 1.15.0) |
| FastAPI | — | 0.141.1 (latest 0.146.0) |
| NumPy | — | 2.5.3 ✓ |
| Database / ORM | SQLAlchemy | SQLAlchemy, PostgreSQL (psycopg) |
| AI | LangChain, LangGraph | OpenAI SDK, Anthropic SDK, MCP SDK |
| API layer | Pydantic | Pydantic, Uvicorn |
| Framework | — | FastAPI |
| Testing | — | pytest |
Evidence checked . ✓ = on the latest major version. "Claimed" = a version the vendor's public pages mention, not verified code. Evidence as of Oct 19, 2026. Rankings never depend on affiliate or paid status. Method.