Cleanlab
Standard data-centric AI package for messy real-world data and labels.
- Status
- Generally available
- Last checked
- Checked · Oct 14, 2026
- License
- Open source
- Pricing
- Free tier · from $0
What it is
Cleanlab is a comprehensive tool designed to improve the quality of datasets used in machine learning projects. It helps identify and correct noisy, inconsistent, or mislabeled data, ensuring more accurate models.
Cleanlab stands out as a specialized tool focused on improving the quality of labeled datasets, offering advanced algorithms to identify and correct noisy labels, which directly enhances model accuracy.
When it fits — and when it doesn’t
A good fit for
Teams working with noisy or inconsistent labeled data that need to improve their model's accuracy
Projects where data quality significantly impacts the performance of machine learning models
Developers who want to automate the process of cleaning and validating datasets
Look elsewhere if
Users requiring real-time data validation and correction in streaming applications
Scenarios where manual data inspection is preferred over automated methods for ensuring data integrity
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Limited support for non-Python environments
Primary language is Python with limited official support for other languages
- 02
Resource-intensive operations can slow performance on large datasets
Data cleaning algorithms may require significant computational resources, impacting speed and efficiency
What it does well
Identifies and corrects noisy labels in datasets
Improves model accuracy by cleaning data
Supports various machine learning tasks including classification, regression, and clustering
Pricing
- Free tier
- YesOpen source — free to use
- Paid from
- $0
- Model
- Flat rate
- Enterprise plan
- No
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up Cleanlab
Setup steps, common gotchas and what to check after 30 days.
Get the badge
A small badge for Cleanlab’s README or site: its name, “Tracked on AI Navigator”, and the availability status and check month from this page. It updates as the catalog does.
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