An index of frontier and emerging AI labs.
Safety / evals
Eval and observability platform for production LLM applications, building the data flywheel for prompt and model iteration. Founded by Ankur Goyal (ex-Impira / MemSQL).
| Name | Braintrust |
|---|---|
| Space | Safety / evals |
| Founded | 2023 |
| Latest valuation | —(rumored) |
| Stage | — |
| Status | active |
| HQ | San Francisco |
| Founders | Ankur Goyal |
| Website | https://www.braintrust.dev |
| Careers | https://www.braintrust.dev/careers |
| — | |
| X / Twitter | — |
No funding events recorded.
No founders recorded yet. Submit info.
| Date | Type | Title | Source |
|---|---|---|---|
| 2026-06-03 | added | Braintrust added to tracker | — |
No sources cited.
| Lab | Valuation | Founded |
|---|---|---|
| Atla AI | — | 2023 |
| Galileo | — | 2021 |
| Haize Labs | — | 2023 |
| METR | — | 2022 |
| LMArena | $1.7B | 2023 |
| Patronus AI | ~$100M | 2023 |