RadixArk

Private

Palo Alto, CaliforniaAI, Data & Cloud Infrastructurehttps://www.radixark.com/

Last Round

Seed

May 5, 2026

Est. Valuation

$400M

Total Funding Raised

$100M

Company Overview

RadixArk is an AI infrastructure company that builds open, scalable systems for training, deploying, and running frontier AI models.

Sector

AI, Data & Cloud Infrastructure

Verticals

AI Training Infrastructure, Cloud Infrastructure, ML Platforms, DevOps & Containers

Business Model

B2B

Customer Profile

Usage-Based SaaS, Subscription SaaS

AI Layer

Infrastructure

Keywords

AI infrastructuremodel inferenceSGLangMilesreinforcement learningLLM opsAI training platforminference enginefrontier AImodel fine-tuningGPU cloudML infrastructureRLAI stackmanaged services

Historical Pricing

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RadixArk Comps

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RadixArk comps — public and private peers by sector, stage, and business model
Company	Status	Est. Valuation	Rev Multiple
OpenAI	Private	$86.0B	~40x
Cohere	Private	$5.0B	--
Competitor 1	Public	$XX.XB	XXx
Competitor 2	Public	$XX.XB	XXx

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RadixArk Funding Rounds

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Data table
Round	Date	Amount Raised	Valuation	Investors	Sources
Seed	May 5, 2026

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RadixArk Investors

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RadixArk investors
Investor	Rounds
A&E Investments	Seed
Walden Catalyst	Seed
LDV Partners	Seed
NVentures	Seed
Spark Capital	Seed
HOF Capital	Seed
Salience Capital Partners	Seed

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RadixArk Filings

SEC and related filings with document metadata.

Data table
Typed	Date	Amount Offered	Amount Sold	Filling	Pages	Download
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RadixArk Filings

SEC and related filings with document metadata.

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Firmographic Details

HeadquartersPalo Alto, California

Year Founded2025

Last FundingMay 5, 2026

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