A
ArenaArena (formerly LMArena, born as Chatbot Arena at UC Berkeley) operates the crowdsourced leaderboard and evaluation platform used industry-wide to benchmark and rank AI models.
3 Pulse stories
C
CuspAICuspAI builds generative AI and physics-based simulation software that designs and evaluates novel materials for applications like semiconductors, batteries, carbon capture, and clean energy.
2 Pulse stories
Total Raised
$250M
$650M+
ArenaCuspAI
Last Valuation
$1.7B
$2.6B
ArenaCuspAI
AI infra
Sector
AI infra
2025
Founded
2024
San Francisco, CA
HQ
Cambridge, England, UK
Private
Status
Private
Arena investors
FelicisUC InvestmentsAndreessen HorowitzKleiner PerkinsLightspeed Venture PartnersThe House FundLaude Ventures
CuspAI investors
Kleiner PerkinsNEABezos ExpeditionsTemasekLux CapitalAMD VenturesProsusNorthzone
Data from Value Add Pulse coverage and company research — see the full threads for Arena and CuspAI.