Source-backed overview
Mercor
An expert-data platform supplying frontier training data, evaluation work, and RL environments.
- Subsector
- Expert data platforms
- Primary capability
- Expert-generated data and evaluation
Company landscape
The organizations behind better model behavior.
Companies are grouped by primary subsector. Profiles emphasize capabilities, lifecycle roles, source quality, and what remains undisclosed.
Subsector
Expert data platforms
2 profiles
Partial public data
AfterQuery
An applied research lab turning expert reasoning and real workflows into model training data.
- Subsector
- Expert data platforms
- Primary capability
- Expert reasoning data and agent training
Subsector
RL environment providers
1 profile
Early-stage public data
Fleet
An applied research lab building high-fidelity training environments for AI agents.
- Subsector
- RL environment providers
- Primary capability
- High-fidelity agent environments