LA
LangWatch
LangWatch is an LLM observability and evaluation platform designed to help AI teams monitor, evaluate, and optimize their LLM-powered applications. It
Updated: 2026-08-21
Download / Access
Web N/A
Windows N/A
macOS N/A
iOS N/A
Android N/A
Huawei N/A
Linux N/A
Try it now
GPT-4oWhat is LangWatch?
LangWatch is an LLM observability and evaluation platform designed to help AI teams monitor, evaluate, and optimize their LLM-powered applications. It provides full visibility into prompts, variables, tool calls, and agents across major AI frameworks, enabling faster debugging and smarter insights. LangWatch supports both offline and online checks with LLM-as-a-Judge and code-based tests, allowing users to scale evaluations in production and maintain performance. It also offers real-time monitor
4.5
Rating
Freemium
Pricing
1+
Platforms
0
Saves
Compare with Alternatives
| Feature | LangWatch | AuthGPTs | Story Machine | DopplerAI |
|---|---|---|---|---|
| Rating | — | — | — | — |
| Pricing | Freemium | Freemium | Freemium | Freemium |
| Starting From | — | — | — | — |
| API | — | — | — | — |
| Free Tier | — | — | — | — |
| Mobile App | — | — | — | — |
Website