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Open WebUI

Open WebUI

Private
San Francisco, CaliforniaAI, Data & Cloud Infrastructurehttps://openwebui.com/

Last Round

Series B

Jul 9, 2026

Total Funding Raised

$88.04M

Company Overview

Open WebUI is a software development company that provides an extensible, self-hosted AI platform designed for interacting with large language models in offline or private environments.

Sector

AI, Data & Cloud Infrastructure

Verticals

NLP & Conversational AI, DevOps & Containers, Cloud Infrastructure

Business Model

B2B

Customer Profile

Services & Consulting

AI Layer

Application

Keywords

llm interfaceself-hosted ailocal llmchat interfaceragretrieval augmented generationai agentopen source aillm frontendprivate airole based access controlrbacollama uienterprise aichatgpt alternative

Historical Pricing

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Caplight Momentum Score

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Open WebUI Comparables

Compare Open WebUI with similar companies based on industry and business-model similarity.

Open WebUI comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Chatbot UI
88%
LobeHub
81%
Mintplex Labs
81%

Open WebUI Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series BJul 9, 2026
AcceleratorMay 23, 2024

Open WebUI Investors

Notable investors and investment history

Open WebUI investors
InvestorRounds
Benchmark CapitalSeries B, Series A
GTMfundSeries B
GitHub AcceleratorAccelerator
Y CombinatorSeries B, Seed
8VCSeries B
Theory VenturesSeries B
Pace CapitalSeries B

Market signals

Structured signals derived from secondary market and firmographic data.

  • Mar 9, 2025

    Monthly visitors increased 64% MoM, reaching 1.8 million.

  • Feb 26, 2025

    Monthly visitors grew 75% MoM, reaching 1.1 million.

Open WebUI Filings

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Open WebUI filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Open WebUI's valuation, stock price, and market status.

Is Open WebUI a public or private company?

Open WebUI is a private company.

What is the current stock price of Open WebUI?

Open WebUI is a private company with no public stock price. No recent secondary market data is available.

How much is Open WebUI worth (valuation)?

Valuation information for Open WebUI is not publicly available.

Can I buy Open WebUI stock?

Open WebUI shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Open WebUI's last funding round?

Open WebUI's most recent funding round was Series B on July 9, 2026.

Who are the main investors in Open WebUI?

Key investors in Open WebUI include Benchmark Capital, Theory Ventures.

Will Open WebUI IPO soon?

No public IPO plans have been announced for Open WebUI.

How can I track Open WebUI secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Open WebUI's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersSan Francisco, California
Employee Range4
Year Founded2024
Last FundingJul 9, 2026

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