| Name | Stage | Founded |
|---|---|---|
| Align AI | seed | 2021 |
| Aporia | acquired | 2019 |
| Braintrust | seed | 2023 |
| Cleanlab | Series A | 2021 |
| Composable | seed | 2024 |
| Confident AI | pre-seed | 2023 |
| Context.ai | seed | 2023 |
| Deepchecks | seed | 2019 |
| deepset | Series B | 2018 |
| Encord | Series B | 2020 |
| Exa | Series A | 2021 |
| Galileo | Series B | 2021 |
| Gentrace | Series A | 2023 |
| Gretel.ai | Series B | 2019 |
| Guardrails AI | seed | 2023 |
| HuggingFace | Series D | 2016 |
| Humanloop | seed | 2020 |
| LabelBox | Series D | 2018 |
| Lakera | Series A | 2021 |
| LangChain | Series A | 2022 |
| Langfuse | seed | 2022 |
| Lightning AI | Series B | 2019 |
| LllamaIndex | seed | 2023 |
| Martian | seed | 2022 |
| MutableAI | seed | 2021 |
| Neptune.ai | Series A | 2017 |
| Ollama | pre-seed | 2023 |
| OpenAI | Series F | 2015 |
| Openlayer | seed | 2021 |
| OpenPipe | seed | 2023 |
| Ploomber | seed | 2021 |
| Portkey | seed | 2023 |
| Predibase | Series A | 2020 |
| Promptfoo | seed | 2024 |
| PromptLayer | pre-seed | 2021 |
| Refuel | seed | 2021 |
| RunPod | seed | 2022 |
| Seldon | Series B | 2014 |
| Sieve | seed | 2022 |
| Superb AI | Series C | 2018 |
| Surge AI | Series A | 2020 |
| Unify | seed | 2022 |
| Unsloth | pre-seed | 2023 |
| Unstructured | Series B | 2022 |
| Velvet | pre-seed | 2023 |
| Name | Average output | Total all time |
|---|---|---|
| Encord | 5.9 | 422 |
| LangChain | 5.4 | 258 |
| Gretel.ai | 2.1 | 178 |
| Galileo | 2.0 | 118 |
| Context.ai | 1.3 | 48 |
| Braintrust | 1.0 | 36 |
| deepset | 0.9 | 91 |
| Cleanlab | 0.9 | 54 |
| Composable | 0.8 | 20 |
| Confident AI | 0.7 | 26 |
| Aporia | 0.7 | 58 |
| OpenPipe | 0.6 | 22 |
| Align AI | 0.3 | 17 |
| Deepchecks | Not yet available. | Not yet available. |
| Exa | Not yet available. | Not yet available. |
| Gentrace | Not yet available. | Not yet available. |
| Guardrails AI | Not yet available. | Not yet available. |
| HuggingFace | Not yet available. | Not yet available. |
| Humanloop | Not yet available. | Not yet available. |
| LabelBox | Not yet available. | Not yet available. |
| Lakera | Not yet available. | Not yet available. |
| Langfuse | Not yet available. | Not yet available. |
| Lightning AI | Not yet available. | Not yet available. |
| LllamaIndex | Not yet available. | Not yet available. |
| Martian | Not yet available. | Not yet available. |
| MutableAI | Not yet available. | Not yet available. |
| Neptune.ai | Not yet available. | Not yet available. |
| Ollama | Not yet available. | Not yet available. |
| OpenAI | Not yet available. | Not yet available. |
| Openlayer | Not yet available. | Not yet available. |
| Ploomber | Not yet available. | Not yet available. |
| Portkey | Not yet available. | Not yet available. |
| Predibase | Not yet available. | Not yet available. |
| Promptfoo | Not yet available. | Not yet available. |
| PromptLayer | Not yet available. | Not yet available. |
| Refuel | Not yet available. | Not yet available. |
| RunPod | Not yet available. | Not yet available. |
| Seldon | Not yet available. | Not yet available. |
| Sieve | Not yet available. | Not yet available. |
| Superb AI | Not yet available. | Not yet available. |
| Surge AI | Not yet available. | Not yet available. |
| Unify | Not yet available. | Not yet available. |
| Unsloth | Not yet available. | Not yet available. |
| Unstructured | Not yet available. | Not yet available. |
| Velvet | Not yet available. | Not yet available. |