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
M
MidjourneyMidjourney is a self-funded AI research lab known for its text-to-image (and now video) generation platform accessed via Discord and the web.
2 Pulse stories
Total Raised
$250M
ArenaMidjourney
Last Valuation
$1.7B
ArenaMidjourney
AI infra
Sector
AI infra
2025
Founded
2021
San Francisco, CA
HQ
San Francisco, CA
Private
Status
Private
Arena investors
FelicisUC InvestmentsAndreessen HorowitzKleiner PerkinsLightspeed Venture PartnersThe House FundLaude Ventures
Midjourney investors
No investors on record.
Data from Value Add Pulse coverage and company research — see the full threads for Arena and Midjourney.