AI & Agents
SWAN L4
Last updated 2026-07-06 · benchmark measured 2026-08-09 — deterministic & reproducible
SWAN L4 is a declarative domain-specific language for orchestrating AI agents.
66/100
Legit Benchmark — the simple average of 7 measured frames. Frames we could not measure are left out of the average, never counted as zero. Every frame is shown below with its evidence.
Is SWAN L4 production-ready?
Legit.Show scores SWAN L4 66 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on SWAN L4 (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Reliability; its weakest is Privacy. Every frame it averages is published with its evidence on the Legit.Show listing.
The 7 Frames
- Performance — 94/100
- Accessibility — 89/100
- Security — 25/100
- Privacy — 25/100
- Reliability — 100/100
- Standards — 92/100
- Discoverability — 35/100
What we measured
- No Content-Security-Policy and no HSTS.
- Served over HTTPS with a valid certificate.
- Real Lighthouse performance run — 468 ms to first byte.
- Returns a proper 404 for unknown routes.
- 1 of 1 sampled routes reachable.
- No privacy policy found.
- Sets cookies / loads scripts with no consent prompt.
Who it's for
AI engineers · Agent developers · MLOps professionals · LLM application builders · DevOps teams
Visit SWAN L4 → · Alternatives to SWAN L4 → · How this was measured →