# Figure Eight
> Figure Eight (formerly CrowdFlower) is a specialist data labeling and annotation platform that enables machine learning teams to generate high-quality training data through human-in-the-loop workflows. Since its 2019 acquisition by Appen, its technology has been integrated into the Appen Data Annotation Platform.
- URL: https://optimly.ai/brand/figure-eight
- Slug: figure-eight
- BAI Score: 82/100
- Archetype: Misread
- Category: Artificial Intelligence Software
- Last Analyzed: April 11, 2026
## Competitors
- Amazon Sagemaker Ground Truth (https://optimly.ai/brand/amazon-sagemaker-ground-truth)
- Cloudfactory (https://optimly.ai/brand/cloudfactory)
- Labelbox (https://optimly.ai/brand/labelbox)
- Scale AI (https://optimly.ai/brand/scale-ai)
## Buyer Intent Signals
Problems: Internal Tooling (Label Studio/CVAT): Building internal labeling teams and using open-source tools like Label Studio or CVAT. | Traditional BPO/Outsourcing Firms: Engaging specialized BPO firms that provide human-in-the-loop services without a dedicated software platform. | Low-Quality Data Maintenance: Maintaining the status quo with unorganized or poor quality training data, leading to failed AI deployments.
Solutions: best data labeling platforms for computer vision | human in the loop machine learning services | RLHF platforms for LLM training | who acquired crowdflower | enterprise training data solutions