OpenBuilder
PrivateLast Round
Seed
Apr 9, 2026
Est. Valuation
$1.79M
Total Funding Raised
$3.2M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
OpenBuilder is an artificial intelligence company that provides an open-source platform where non-technical builders can build full-stack applications.
Sector
AI, Data & Cloud Infrastructure
Verticals
Low-Code/No-Code, NLP & Conversational AI, Platform-as-a-Service
Business Model
B2C
Customer Profile
Services & Consulting, Freemium
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
OpenBuilder Comparables
Compare OpenBuilder with similar companies based on industry and business-model similarity.
OpenBuilder Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Apr 9, 2026 | ||||
| Pre Seed | Dec 3, 2025 | ||||
| Accelerator | Sep 1, 2025 |
OpenBuilder Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Founder Factor | Seed |
| Y Combinator | Pre Seed, Accelerator |
| focal | Seed |
| Pascal Capital | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 9, 2026
$2.2M round led by focal
- Feb 23, 2026
Grew 150% QoQ from 2 to 5 employees.
OpenBuilder Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
Request accessFrequently Asked Questions
Common questions about OpenBuilder's valuation, stock price, and market status.
Is OpenBuilder a public or private company?
OpenBuilder is a private company.
What is the current stock price of OpenBuilder?
OpenBuilder is a private company with no public stock price. No recent secondary market data is available.
How much is OpenBuilder worth (valuation)?
OpenBuilder's valuation is estimated at $1.8M based on funding round data.
Can I buy OpenBuilder stock?
OpenBuilder 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 OpenBuilder's last funding round?
OpenBuilder's most recent funding round was Accelerator on September 1, 2025.
Who are the main investors in OpenBuilder?
Key investors in OpenBuilder include Y Combinator.
Will OpenBuilder IPO soon?
No public IPO plans have been announced for OpenBuilder.
How can I track OpenBuilder secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor OpenBuilder's secondary market activity and sign up for updates.