Tech Company Financing Transactions
Promptfoo Funding Round
On 7/29/2025, Promptfoo raised $18.4 million in Series A investment from Insight Venture Partners and Andreessen Horowitz.
Transaction Overview
Company Name
Announced On
7/29/2025
Transaction Type
Venture Equity
Amount
$18,400,000
Round
Series A
Investors
Insight Venture Partners (Lead Investor)
Proceeds Purpose
The company intends to use the funds to accelerate its expansion as it moves to establish the industry standard for enterprise AI security.
Company Information
Company Status
Private & Independent
Industry
Software
Mailing Address
Undisclosed
San Francisco, CA Undisclosed
USA
San Francisco, CA Undisclosed
USA
Phone
Undisclosed
Website
Email Address
Overview
Promptfoo discovers and eliminates major LLM risks before they are shipped to production. Its founders have experience launching and scaling AI to over 100M users using automated red-teaming and testing to overcome security, legal, and compliance issues. Promptfoo's open-source, developer-first approach has made it the most widely adopted tool in this space, with over 20,000 users at companies like Shopify, Amazon, and Anthropic.
Profile
Social Media
Company News
Facebook
YouTube
Management Team
Title
Name
Email & Social
Chief Executive Officer
Ian Webster
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We do our best to record tech company VC transactions. VC investment data records on this site are sourced from company press releases and news coverage. The information is sourced from VentureDeal.com, an affiliated venture.
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