An index of frontier and emerging AI labs.
Frameworks
Open-source framework for building LLM applications, plus the LangSmith observability platform.
| Name | LangChain |
|---|---|
| Space | Frameworks |
| Founded | 2022 |
| Latest valuation | ~$1.25B |
| Stage | — |
| Status | active |
| HQ | San Francisco |
| Founders | Harrison Chase, Ankush Gola |
| Website | https://www.langchain.com |
| Careers | https://www.langchain.com/careers |
| — | |
| X / Twitter | — |
| Date | Round | Amount ($M) | Valuation | Confidence |
|---|---|---|---|---|
| — | — | — | ~$1.25B | reported |
No founders recorded yet. Submit info.
| Date | Type | Title | Source |
|---|---|---|---|
| 2026-06-03 | added | LangChain added to tracker Latest valuation: ~$1.25B. | — |
No sources cited.
| Lab | Valuation | Founded |
|---|---|---|
| Modular | $1.6B | 2022 |
| Isara | $650M | 2025 |
| Poetiq | ~$300M | 2025 |
| LlamaIndex | ~$100M | 2023 |