Prospeo
Hero Section BackgroundHero Section Background
Promptfoo

Promptfoo Revenue

Software DevelopmentFlag of USSan Francisco, California, United States11-20 Employees

$

Promptfoo revenue & valuation

Annual revenue$1,539,990
Revenue per employee$86,000
Estimated valuation?$5,000,000
Total funding$23,400,000

Key Contact at Promptfoo

Flag of US

Michael D'Angelo

Co-Founder, Cto

Company overview

HeadquartersSan Francisco, California, United States
Website
Employees11-20
Socials

Promptfoo Email Formats

Promptfoo uses 2 email formats. The most common is {first name} (e.g., john@promptfoo.dev), used 58.3% of the time.

FormatExamplePercentage
{first name}
john@promptfoo.dev
58.3%
{first initial}
j@promptfoo.dev
41.7%

About Promptfoo

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. https://www.promptfoo.dev

Employees by Management Level

Total employees: 11-20

Seniority

Employees

Entry
C-Suite
Founder/Owner

Employees by Department

Promptfoo has 11 employees across 4 departments.

Departments

Number of employees

Funding Data

Explore Promptfoo's funding history, including investment rounds, total capital raised, and key backers.

Funding Date
Round
Amount
Link to Article
2024-08-233$5,000,000
2025-08-294$18,400,000

Funding Insights

$23,400,000

Total funding amount

$18,400,000

Most recent funding amount

2

Number of funding rounds

Promptfoo Tech Stack

Discover the technologies and tools that power Promptfoo's digital infrastructure, from frameworks to analytics platforms.

reCAPTCHA

reCAPTCHA

Security

Redux

Redux

JavaScript frameworks

Prism

Prism

Miscellaneous

Cloudflare

Cloudflare

CDN

Koala

Koala

Analytics

Algolia

Algolia

Search engines

Docusaurus

Docusaurus

Documentation

HTTP/3

HTTP/3

Miscellaneous

HSTS

HSTS

Security

Google Analytics

Google Analytics

Analytics

ip-api

ip-api

Geolocation

Emotion

Emotion

Development

Frequently asked questions

Promptfoo is located in San Francisco, California, US.
Promptfoo generates an estimated annual revenue of $1,539,990. This revenue figure reflects the company's market position and business performance in its industry.
Promptfoo has an estimated valuation of $5,000,000. This valuation is calculated based on industry-standard revenue multiples and reflects the company's growth potential and market positioning.
Promptfoo has approximately 11-20 employees. The company continues to grow its workforce to support its business operations and expansion.
Promptfoo has raised a total of $23,400,000 across 2 funding rounds. This investment has helped the company grow and expand its operations.

4.8

40,000 users

top 50
high performer
most used
tier 1 accuracy

Build leads list with verified emails & mobiles