langfuse vs vector
A neutral, constraint-first comparison - live GitHub stats and typed relationships, not marketing.
| langfuse | vector | |
|---|---|---|
| Tagline | Open source AI engineering platform | A high-performance observability data pipeline |
| Stars | 31k | 22k |
| Forks | 3.2k | 2.2k |
| Open issues | 690 | 2.5k |
| Language | TypeScript | Rust |
| License | Other | MPL-2.0 |
| Last pushed | Jul 7, 2026 | Jul 7, 2026 |
| Categories | Evaluation & Observability | Evaluation & Observability |
langfuse
Langfuse is an open-source platform for LLM evaluation, observability, prompt management, and more. It integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, among others.
TypeScript
vector
Vector is a reliable, unified observability platform for collecting, transforming, and routing logs and metrics to any vendor. It supports Rust and provides a complete solution for reducing costs and improving data quality.
Rust