Vendor website benchmark · category
Data, labeling and synthetic data vendors, measured on their own websites
Annotation, human data and synthetic data suppliers. Their own homepage, measured like any other.
Listed
15
Currently measurable
14
Median website score
75
Categories are editorial and unscored; membership never moves a score. Ungraded vendors sort after measured ones and are never coerced to zero. Score version 25.
| Vendor | Website score | Reach | Read | Quote | Findings | llms.txt | Entity map | Measured |
|---|---|---|---|---|---|---|---|---|
| Appen appen.com | 87 C | 96 | 80 | 83 | 5 | absent | absent | 2026-09-18 00:17Z |
| Surge AI surgehq.ai | 86 A | 96 | 80 | 80 | 2 | absent | absent | 2026-09-18 03:16Z |
| Labelbox labelbox.com | 80 C | 96 | 62 | 76 | 3 | absent | absent | 2026-09-18 03:04Z |
| Sama sama.com | 80 B | 92 | 70 | 75 | 2 | absent | absent | 2026-09-18 03:12Z |
| Tonic.ai tonic.ai | 79 B | 85 | 65 | 85 | 1 | present | absent | 2026-09-18 03:17Z |
| Scale AI scale.com | 76 C | 96 | 65 | 60 | 5 | absent | absent | 2026-09-18 03:13Z |
| Snorkel AI snorkel.ai | 75 C | 80 | 70 | 74 | 3 | present | absent | 2026-09-18 03:56Z |
| Prolific prolific.com | 74 C | 89 | 70 | 59 | 2 | present | absent | 2026-09-19 02:17Z |
| Argilla argilla.io | 72 C | 83 | 61 | 67 | 3 | absent | absent | 2026-09-18 00:17Z |
| Cleanlab cleanlab.ai | 68 C | 90 | 62 | 46 | 1 | present | absent | 2026-09-18 02:43Z |
| MOSTLY AI mostly.ai | 66 C | 96 | 53 | 38 | 6 | absent | absent | 2026-09-18 03:07Z |
| Toloka toloka.ai | 64 C | 80 | 70 | 37 | 4 | present | absent | 2026-09-18 03:17Z |
| Gretel gretel.ai | 62 D | 94 | 45 | 37 | 3 | absent | absent | 2026-09-18 03:01Z |
| Amazon Mechanical Turk mturk.com | 47 D | 44 | 73 | 25 | 3 | absent | absent | 2026-09-18 17:18Z |
| Synthesis AI synthesis.ai | Measurement incomplete — no grade | — | — | — | — | absent | absent | 2026-09-18 13:18Z |
Compare within this category
Open any two to four of these side by side: /directory/compare/appen/surgehq — slugs in any order resolve to one canonical page.