Aperture Sectors › AI Infrastructure › Training data, labeling & evaluation data
Training data, labeling & evaluation data funding
Training data, labeling & evaluation data
A sub-sector of AI Infrastructure. Each company counts once, in its main sub-sector.
88 rounds, $18.4B raised by 65 companies, Jan 2, 2023 to Nov 14, 2026, 20% of AI Infrastructure capital. Top three companies: Scale AI 83%, Mercor 7%, Snorkel AI 2%.
| Company | HQ | Capital raised | Rounds | Exit |
|---|---|---|---|---|
| Scale AI | United States | $15.3B | 2 | Talent deal |
| Mercor | United States | $1.2B | 4 | — |
| Snorkel AI | United States | $450M | 2 | — |
| Turing (US) | United States | $111M | 1 | — |
| Story (PIP Labs) | United States | $105M | 2 | — |
| GenRobot AI (简智机器人) | China | $100M | 2 | — |
| Encord | United States | $90M | 2 | — |
| David AI | United States | $75M | 2 | — |
| Toloka | Netherlands | $72M | 1 | — |
| Protege | United States | $65M | 3 | — |
| CNTXT AI | United Arab Emirates | $60M | 1 | — |
| Centific Inc | United States | $60M | 1 | — |
| DatologyAI | United States | $58M | 2 | — |
| Carbon Arc | United States | $56M | 1 | — |
| SuperAnnotate | United States | $50M | 2 | — |
| Deeptune | United States | $43M | 1 | Acquired |
| Bespoke Labs | United States | $40M | 1 | — |
| Prolific | United Kingdom | $32M | 1 | — |
| Luel | United States | $31M | 1 | — |
| Treble Technologies | Iceland | $30M | 2 | — |
| AfterQuery | United States | $30M | 1 | — |
| Deccan AI | India | $25M | 1 | — |
| TollBit | United States | $24M | 1 | — |
| Wirestock | United States | $23M | 1 | — |
| Mindflow (Manfu Technology) | China | $21M | 3 | — |
| Company | Amount | Stage | Announced |
|---|---|---|---|
| Scale AI | $14.3B | Unlabeled | Jun 12, 2025 |
| Scale AI | $1B | Series F+ | May 21, 2024 |
| Mercor | $750M | Series D | Nov 10, 2026 |
| Snorkel AI | $350M | Series E | Sep 22, 2026 |
| Mercor | $350M | Series C | Oct 27, 2025 |
| Turing (US) | $111M | Series E | Mar 6, 2025 |
| GenRobot AI (简智机器人) | $100M | Series A | Nov 2, 2026 |
| Snorkel AI | $100M | Series D | May 29, 2025 |
| Mercor | $100M | Series B | Feb 20, 2025 |
| Story (PIP Labs) | $80M | Series B | Aug 21, 2024 |