AI tool comparison

Langfuse vs Helicone

A data-driven comparison of Langfuse (LLM Observability) and Helicone (LLM Observability) — features, GitHub momentum, and which tool fits your workflow.

Langfuse

LLM Observability

Private

Helicone

LLM Observability

Private

Feature comparison

Feature
Langfuse
Helicone
Self-hosted
Yes (Docker)
Yes (Docker)
Tracing
Full trace trees
Request-level logging
Evaluations
Built-in eval framework
Basic scoring
Cost tracking
Yes
Yes (primary focus)
Prompt management
Yes
No
Pricing
Free + usage-based
Free + $80/mo

Track your AI tool usage with Rize

LLM observability tools track your AI systems. Rize tracks the humans building them — how much time goes to debugging, prompt engineering, and evaluation workflows.

Frequently asked questions

What is the difference between Langfuse and Helicone?

Langfuse is a LLM Observability while Helicone is a LLM Observability. Key differences include: Self-hosted (Langfuse: Yes (Docker), Helicone: Yes (Docker)); Tracing (Langfuse: Full trace trees, Helicone: Request-level logging); Evaluations (Langfuse: Built-in eval framework, Helicone: Basic scoring).

Which is more popular, Langfuse or Helicone?

Both tools are actively developed open-source projects. Check the live GitHub stats above for the latest popularity data.

Can Rize track time spent in Langfuse and Helicone?

Yes. Rize automatically detects and tracks time spent in both Langfuse and Helicone. It runs in the background and categorizes your AI tool usage by project and client — no manual timers needed.

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