Acquisition
Feb 2026Labelbox acquired Upcraft to add AI agent automation to Alignerr and scale expert recruitment/engagement for frontier AI data work.
SourceCompany research
Public company, workplace, funding, and market signals
Updated Jul 29, 2026
Overview
Labelbox is a San Francisco-based AI data engine that combines software, managed services, and an expert network to create, evaluate, and improve training data and reinforcement-learning workflows for frontier and enterprise AI teams.
Primary product
AI data engine / model evaluation platform for labeling, evaluation, and RL data workflows
Founded
2018
Headquarters
510 Treat Ave, San Francisco, CA 94110, United States
Team size
200-300
Industry
Software Development
Sub-industry
AI data platform; training data, labeling, and model evaluation software
Offices
510 Treat Ave, San Francisco, CA 94110, United States
Business model
B2B SaaS subscription
Usage-based platform consumption (LBUs)
Managed services
Funding
Stage
late-stage private
Total raised
$188.9M
Latest round
Incubator/Accelerator · Nov 2025
Nov 2025 · Startup Creasphere
Jan 2022 · SoftBank Vision Fund II
People & investors
Work & culture
Labelbox describes a fast-paced, high-intensity startup-style environment that emphasizes individual ownership, rapid decision-making, and impact over process.
Compensation
No public salary bands were found; public compensation signals are limited to a strong benefits package, a monthly WFH stipend, an annual travel stipend, and an ownership-heavy startup environment.
Benefits
Medical insurance
Dental insurance
Vision insurance
Professional development
Life insurance
Disability insurance
Product & market
Pricing
Freemium and subscription SaaS with usage-based LBUs plus professional services / managed services
Differentiators
- —Combines software, managed services, and an expert network in one platform
- —Focused on reinforcement-learning environments and evaluation, not just annotation
- —Alignerr expert network provides large-scale human signal for training and evaluation
- —Private benchmarks and leaderboard-style evaluation products for frontier models
- —Enterprise-grade governance and workflow control for specialist AI systems
- —Custom ontologies and workflow support across modalities and use cases
Technology
Python
TypeScript
Scale & contact
Estimated revenue
$30M-$40M
Estimated monthly visits
1.1M
Signals & risks
Other
Jun 2025Labelbox announced it would sunset the Census integration due to lack of usage.
SourceLatest news
Labelbox blog · Jun 2026
Launch of Recursion, a unified platform for developing, evaluating, and deploying specialist AI models that learn from real enterprise execution.
PR Newswire · Feb 2026
Labelbox said it acquired Upcraft to strengthen Alignerr operations and automate expert outreach and engagement.
Labelbox blog · Dec 2025
Labelbox launched Applied Research with Evals, Agents, and Robotics pillars to expand benchmark, agent, and robotics data work.
Labelbox blog · Aug 2025
Labelbox introduced a private real-time evaluation platform for AI labs and model teams with comparative insights and expert evaluations.
Open Positions
8 jobs at Labelbox
Staff ML Engineer, Agent Training & Environments
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