Evaluator Bench
Gray Swan, 2026-05-28; retrieved 2026-09-14 tier 3 self (grayswan)confirmed

Gray Swan announces Series A

https://www.grayswan.ai/news/gray-swan-announces-series-a

$40M; Wing and Madrona; cited in 11 system cards; Cygnal, Shade, Arena products. Cited from a search snippet; not re-fetched in full. [verify 2026-09-15] fetched 2026-09-15; page loads, citation matches; 1 quoted span(s) found verbatim

Signals citing this source

  • Gray Swan, F (against): $40M Series A in May 2026 at a $200M valuation; revenue from every major lab.“Gray Swan, The AI Security Company Trusted by Every Major Frontier Lab, Raises $40M Series A”
  • Gray Swan, X (against): Sells Shade and Cygnal, the fixes, to the same labs whose models it evaluates.“Cygnal for real-time AI protection, Shade for continuous adversarial testing”
  • Gray Swan, G (against): Venture-backed for-profit; no published COI policy found.“today announced a $40 million Series A round co-led by Wing Venture Capital and Madrona”
  • Gray Swan, A (for): Embedded in pre-release safety evaluation processes; cited in 11 system cards.“Gray Swan’s benchmarks are embedded into the safety evaluation processes”
  • Gray Swan, M (for): Founders wrote foundational jailbreak papers; Arena results partly public.“Research Published papers and findings from our research team”
  • Gray Swan, R (against): Findings appear as lab-summarized system-card citations rather than independent reports.“Gray Swan is a leading security evaluator cited in 11 recent frontier model system cards”
  • Gray Swan, S (against): Scope set by lab engagements.“AI Red-Teaming Dedicated adversarial assessment, scoped to your deployment”

Ledger rows citing this URL

  • T21 Series A co-led with Madrona; $200M valuation confirmed
  • T26 paid red-teaming and product use; cited in system cards confirmed