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With AI, Everyone is a Dev. EveryDev.ai © 2026
    1. Home
    2. Developers
    3. HumanSignal

    HumanSignal

    HumanSignal provides open-source and enterprise data labeling platforms to help data scientists teach ML/AI models using high-quality datasets.

    Visit Website

    At a Glance

    1Tool Listed
    5Products
    5Capabilities
    Discussions
    San Francisco, CAHeadquarters
    2019Est.
    55Employees
    $30MRaised
    Focus Areas
    Agent Frameworks
    Human-in-the-Loop Training
    Data Processing
    Connect
    Latest News
    HumanSignal Launches Interfaces for Label Studio EnterpriseJun 10, 2026
    AI agent evaluation replaces data labeling as the critical path (VentureBeat)Nov 21, 2025
    Markets
    • Enterprise AI Teams
    • Data Scientists
    • Machine Learning Engineers
    • Frontier AI Labs

    AI Tools by HumanSignal

    (1)
    View Adala
    Adala tool icon

    Adala

    Open Source Data Labeling Agents

    Agent FrameworksHITL TrainingData Processing

    Discussions

    No discussions yet

    Be the first to start a discussion about HumanSignal

    Latest News

    06/10/2026

    HumanSignal Launches Interfaces for Label Studio Enterprise

    humansignal.com
    11/21/2025

    AI agent evaluation replaces data labeling as the critical path (VentureBeat)

    venturebeat.com
    11/05/2025

    HumanSignal Launches Multimodal Data Services with Acquisition of Erud AI

    humansignal.com
    06/26/2024

    HumanSignal Introduces LLM Evaluation Capabilities

    humansignal.com

    Products & Services

    5
    Label Studio Community Edition
    2019

    The most popular open-source data labeling platform for various data types.

    Label Studio Enterprise

    Advanced data labeling with quality controls, automation, and enhanced security.

    Label Studio Starter Cloud

    Hosted version of Label Studio for small teams at $99/user/month.

    Adala
    Oct 2023

    Autonomous Data Labeling Agent, an open-source framework for AI-driven labeling.

    Market Position

    HumanSignal positions itself as the human-in-the-loop data partner for AI, leveraging the most popular open-source labeling tool (Label Studio) to provide a foundation for both manual and autonomous (Adala) data refinement.

    Leadership

    Founders

    MM

    Michael Malyuk

    Engineer and entrepreneur with a passion for AI systems. Former Lead Software Developer at Cinematique.

    NL

    Nikolai Liubimov

    PhD in Computer Science. Expertise in Data Labeling solutions for Data Science & ML.

    MT

    Max Tkachenko

    Founder of Heartex (now HumanSignal). Expertise in data labeling and AI tutorials.

    Executive Team

    MM

    Michael Malyuk

    CEO & Co-Founder

    Engineer and entrepreneur with a passion for AI systems. Former Lead Software Developer at Cinematique.

    NL

    Nikolai Liubimov

    CTO & Co-Founder

    PhD in Computer Science. Expertise in Data Labeling solutions for Data Science & ML.

    Board of Directors

    PC
    Patrick Chase
    Board Member (Partner at Redpoint Ventures)
    SH
    Sandhya Hegde
    Board Member (Partner at Unusual Ventures)

    Founding Story

    The company started 'on top of a mountain' when the founders realized from their experience at leading tech firms that transforming raw data into predictive power was the hardest part of building AI.

    Business Model

    Revenue
    $7.8M ARR in 2023

    Revenue Model

    SaaS subscriptions, enterprise licenses, and expert data services.

    Pricing Tiers

    Community
    Free

    Open-source edition for everyone.

    Starter Cloud
    $99/user/month

    Fully hosted service, up to 12 users, support portal.

    Enterprise
    Custom

    Automated workflows, quality controls, and enhanced security.

    Target Markets

    Industries & Segments
    • Enterprise AI Teams
    • Data Scientists
    • Machine Learning Engineers
    • Frontier AI Labs
    Use Cases
    • Fine-tuning LLMs
    • Foundation Model Validation
    • Building high-quality datasets for AI/ML
    • Agentic Workflow Evaluation
    Notable Customers
    • Bosch
    • Samsung
    • Leading technology companies

    Quick Facts

    Headquarters
    San Francisco, CA
    Founded
    2019
    Entity Type
    Inc.
    Employees
    55
    Total Funding
    $30 million
    Investors
    Redpoint Ventures, Unusual Ventures
    Office Locations
    San Francisco

    Funding History

    Series A$25 million
    May 2022
    Redpoint Ventures
    Seed$5 million
    Oct 2020
    Unusual Ventures

    History & Milestones

    Jun 10, 2026

    Launched 'Interfaces' to support agent-built data and evaluation workflows in Label Studio Enterprise.

    Nov 5, 2025

    Acquired Erud AI and launched HumanSignal Multimodal Data Services.

    Aug 2024

    Appointed David Hayes as Vice President of Product.

    Jun 20, 2023

    Rebranded from Heartex to HumanSignal to reflect its broader AI mission.

    Oct 25, 2023

    Launched Adala, an open-source framework for autonomous data labeling agents.

    Key Capabilities

    5
    Multi-modal labeling (Audio, Image, Text, Video)
    LLM Evaluation
    Automated Task Distribution
    Role-based Access Control
    Quality Dashboards

    Integrations & Partnerships

    Platform Integrations

    • AWS
    • Hugging Face
    • MLflow
    • LLMs (OpenAI, Anthropic)

    Key Partnerships

    AWS Marketplace
    Linux Foundation (DocLang)

    Connect

    Website
    humansignal.com
    GitHub
    HumanSignal
    Discord
    QBtgTbXTgU

    AI Topics

    3

    HumanSignal focuses on these topics:

    Agent Frameworks(1)
    Human-in-the-Loop Training(1)
    Data Processing(1)
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