Training data and labelling
The Index · October 2026 editionThe companies that produce, label and license the data models are trained on.
How to cite
Cognitive Coefficient Institute (2026). The Cognitive Coefficient Index, October 2026 edition: Training data and labelling. https://alpha.cognitivecoefficient.com/index/editions/2026-10/training-data. Licensed CC BY 4.0.
| # | Name | Segment | SCX · Stack Capacity Index | AIX · AI exposure |
|---|---|---|---|---|
| 01 | Mercor | Expert data & RLHF | 86.1 | 95.0 |
| 02 | Scale AI | Expert data & RLHF | 75.2 | 95.0 |
| 03 | Surge AI | Expert data & RLHF | 74.3 | 100.0 |
| 04 | Handshake (AI) | Expert data & RLHF | 69.5 | 75.0 |
| 05 | Snorkel AI | Evals & RL environments | 54.5 | 95.0 |
| 06 | micro1 | Expert data & RLHF | 53.8 | 100.0 |
| 07 | Innodata | Crowd & annotation services | 42.2 | 85.0 |
| 08 | Invisible Technologies | Expert data & RLHF | 41.2 | 90.0 |
| 09 | Appen | Crowd & annotation services | 35.7 | 90.0 |
| 10 | Labelbox | Labelling platforms | 32.9 | 95.0 |
Stack Capacity Index: components and weights in this edition
Licensed CC BY 4.0: reuse freely, credit “Cognitive Coefficient Institute”. Scores are model outputs, not predictions. Terms.