Langfuse
8.1#1 in ai agent observability toolsFrom $29 a monthFree planWebAPILinuxSelf-hosted
VisitLangfuse vs PromptWorks
PromptWorks
5.7#24 in ai prompt management softwareWebAPISelf-hosted
VisitWhat both publish
| Fact | Langfuse | PromptWorks |
|---|---|---|
| API | The public data platform includes APIs for observations, experiments, metrics, prompts, datasets, projects, exports, and an OpenAPI specification. | The backend exposes endpoints including /api/v1/prompts, /api/v1/prompt-test, and /api/v1/llms. |
| Integrations | Langfuse lists more than 100 integrations spanning OpenTelemetry, Python and TypeScript, model providers, agent frameworks, gateways, and developer tools. | The setup documentation names OpenAI and Anthropic API keys for integrating those models. |
| Self-hosting | The OSS edition can be deployed with Docker Compose, Kubernetes Helm, or Terraform guides for AWS, GCP, and Azure, including offline or air-gapped installations. | The maker documents running the application locally from source and provides Docker images for the backend and frontend. |
Langfuse plans
- HobbyFree
- HobbyFree
- Core$29 a month
- Core$29 a month
- Pro$199 a month
- Pro$199 a month
PromptWorks plans
No prices published.
Pick Langfuse if…
Langfuse suits teams building AI agent applications that need tracing, prompt management, and evaluation tools. It also supports teams that want to self-host the core on their own infrastructure.
Pick PromptWorks if…
It suits teams maintaining shared prompt libraries, regression tests, model comparisons, parameter tuning, and internal business assistants. Technical users can deploy it through Docker Compose or local source setup.