How HumanSignal grew HumanSignal to $7.8M revenue with a 55 person team in 2023.
HumanSignal (formerly known as Heartex) enables data science teams to build AI models with their company DNA. With the emergence of generative AI, it’s more important than ever to build highly differentiated models by guiding foundation models with proprietary data and human feedback. Creators of Label Studio, the most popular open source data labeling platform, HumanSignal enables data scientists to develop high quality datasets and workflows for model training, fine tuning and continuous validation.
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HumanSignal Revenue
In 2023, HumanSignal's revenue reached $7.8M. Since its launch, HumanSignal has shown consistent revenue growth.
| Year | Milestone |
|---|---|
| 2023 | HumanSignal Hit $7.8m revenue in December 2023 |
HumanSignal Valuation, Funding Rounds
HumanSignal is a bootstrapped Data Labeling Software startup that has reached $7.8M in revenue with no outside investment.
No funding has been reported for HumanSignal yet.
HumanSignal Employees & Team Size
HumanSignal employs approximately 55 people as of 2026, up from 36 in 2022.
HumanSignal has 55 total employees in different roles and functions.
| Year | Milestone |
|---|---|
| 2023 | Reached 55 employees (December 2023) |
| 2022 | Reached 36 employees (December 2022) |
Founder / CEO
We don't have HumanSignal's Founder / CEO on record yet.
Q&A
| Question | Answer |
|---|---|
| What's your age? | - |
| Favorite online tool? | - |
| Favorite book? | - |
| Favorite CEO? | - |
| Advice for 20 year old self | - |
Customers
We do not have customer count information for HumanSignal yet.
Frequently Asked Questions about HumanSignal
What is HumanSignal's revenue?
HumanSignal generates $7.8M in revenue.
How much funding does HumanSignal have?
HumanSignal raised $0.
How many employees does HumanSignal have?
HumanSignal has 55 employees.
Where is HumanSignal headquarters?
HumanSignal is headquartered in San Francisco, California, United States.
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Compare HumanSignal to the industry
HumanSignal operates across multiple industries. Browse revenue, funding, and growth data for HumanSignal in each sector below.
Source Attribution
Source: all data was collected from GetLatka company research and founder interviews. Revenue, funding, team, and customer figures are presented as company-reported or GetLatka-estimated metrics where the profile data identifies them that way.
Company data last updated .