Helicone vs Langfuse

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

What people use each for

The jobs each tool is most often brought in to do.

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Pricing, plan by plan

Which should you pick?

Questions people ask

Is Helicone or Langfuse better?

Neither clearly leads. Helicone starts at Free and Langfuse at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.

Which is cheaper, Helicone or Langfuse?

Helicone has a free tier; the other does not. Paid plans start at Free for Helicone and On request for Langfuse.

Does Helicone or Langfuse run on more platforms?

Helicone runs on web, api. Langfuse runs on Web.

Can I use Helicone for free?

Yes. Helicone has a free tier, so you can try it without paying. Langfuse starts at On request.

What is Helicone best used for?

Helicone is most often used for monitoring cost and latency of production llm applications, debugging multi-step agent sessions, managing and iterating on prompts across a team, routing requests across multiple llm providers. Of those, monitoring cost and latency of production llm applications and debugging multi-step agent sessions are not what Langfuse is typically brought in for.

What can Helicone do that Langfuse cannot?

Helicone covers Request dashboard and tracking, Sessions and segments, Helicone Query Language (HQL), Prompt datasets and improvement.