Argilla
Free tierThe open-source collaboration tool for AI engineers and domain experts to build high-quality datasets
Key strengths
Facts verified against argilla.io on
Get alerts when Argilla changes
Free. We'll email you when pricing, the free tier, API access or open-source status changes.
Argilla is an open-source data annotation and dataset-building platform designed for AI engineers working on NLP pipelines. It provides an API-first architecture that enables programmatic control over annotation workflows, active learning loops, and human-in-the-loop feedback cycles. With 5,173 GitHub stars and available since 2021, Argilla integrates seamlessly into existing ML pipelines, allowing engineers to push datasets, collect expert feedback, and iterate on model quality without leaving their preferred tooling. Its API makes it straightforward to automate dataset curation and connect annotation workflows to downstream training jobs.