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Free & Open Source

Why Choose Potato?

Whether you're a researcher, a startup, or an enterprise team, Potato gives you professional-grade annotation tools for free — with full control over your data.

Potato vs Commercial Tools

See how Potato stacks up against commercial alternatives like Labelbox, SuperAnnotate, and Scale AI — at zero cost.

Feature
Potato
Commercial Tools
PriceFree forever$1,000 - $10,000+/month
Open SourceYes, full code accessNo, proprietary
Self-HostedYes, your infrastructureCloud-only or expensive self-hosted
Data PrivacyData never leaves your serversData stored on vendor servers
Setup TimeMinutes (pip install)Days to weeks
ConfigurationSimple YAML filesComplex UI or code
AI IntegrationOpenAI, Claude, Gemini, HuggingFace, OpenRouter, vLLM, Ollama, YOLO, LangChain (11 endpoints)Proprietary AI only
Annotation Types30+ types10+ types
WorkforceYour team, Prolific, or MTurkProprietary workforce
Agent Evaluation5 display types, 13 trace formats, coding agent diffs, PRM, live observationNo native support
Coding Agent SupportCode diff rendering, PRM annotation, inline code review, live observationNo coding agent support
Human-LLM CollaborationSolo Mode: 12-phase workflow with automated refinementBasic AI-assist only
Research CitationEMNLP 2022 + HCOMP 2024 Best DemoNo academic backing

Six reasons to choose Potato

100% Free for Everyone

No pricing tiers, no usage limits, no credit card required. Potato is completely free — for researchers, startups, enterprise teams, and individual developers alike.

Open Source

Full access to the source code. Customize, extend, and contribute. No vendor lock-in, ever.

Privacy First

Self-hosted on your infrastructure. Your data never leaves your servers. Perfect for sensitive data — from medical records to proprietary business content.

Research Backed, Industry Ready

Developed at the University of Michigan and battle-tested in both academic labs and industry teams. Featured at EMNLP 2022 and HCOMP 2024 Best Demo.

Zero Code Setup

Configure everything with simple YAML files. No programming required to create sophisticated annotation interfaces — anyone on your team can set it up.

Agent Evaluation

The only annotation platform with 13+ agent trace formats, 5 display types, coding agent diff rendering, process reward annotation, and live agent observation with rollback and branching.

What Teams Say

We evaluated Labelbox and Scale AI, but Potato let us get started in an afternoon without any budget approval.

ML Researcher

University Research Lab

The YAML configuration is so much simpler than wrestling with complex annotation tool UIs. Our whole team was onboarded in a day.

Data Scientist

NLP Startup

Being able to self-host was critical for our IRB-approved study with sensitive participant data.

PhD Student

Social Science Department

Who Uses Potato?

Academic Researchers

Citable, free tools with active learning and quality control for papers and grants

Industry & Enterprise Teams

Professional-grade annotation without the enterprise price tag — deploy on your own infrastructure

Startups & Small Teams

Get started in minutes without committing to $10K/month annotation tool contracts

Privacy-Sensitive Projects

Self-hosted and fully offline — meets IRB, HIPAA, GDPR, and other compliance requirements

Educators & Students

Hands-on annotation for teaching NLP, ML, and data science courses

Individual Developers

Build high-quality training datasets for your own models with zero overhead

Ready to try Potato?

Get started in minutes with a simple pip install. No signup, no credit card, no strings attached.