Upsilon is SignalAF's privacy-preserving AI operator measurement engine. It computes Yield from four token counts; SigRank is the public leaderboard and proof surface. It does not read prompts or code.
Everything here was measured by our prober or read from a registry. Nothing is self-reported.
Not distributed through a package registry we index.
| when | check | result | http | latency | detail |
|---|---|---|---|---|---|
| 2 h ago | a2a card | ok | 200 | 230 ms | protocol 0.3.0 · card: Upsilon by SignalAF — AI Operator Measurement Engine · 7 skills |
Attributed to the source that supplied each field. Treated as claims, not facts.
No long description beyond the summary.
Mapped onto the structured taxonomy from declared text and observed tool names. Confidence shown for derived entries.
Every source is kept verbatim. Field changes are logged as events.