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Helicone vs Langfuse

Our take

Pick Helicone if teams who will change one baseURL and then live in the request table. Pick Langfuse if teams shipping LLM apps who need traces and a cost tile, not another chat UI. Skip Helicone if orgs that already standardized on LangSmith and will not move the proxy (LangSmith). Skip Langfuse if people who only want a gateway (LiteLLM) or a framework (LangChain) without an observability SKU.

Helicone

Helicone

open-source LLM gateway + observability

Langfuse

Langfuse

LLM observability dashboard

Best for

Helicone See the call and route the next one

Langfuse Debug and cost-track generations

Free plan

Helicone $0 · 10,000 requests / month. 1 GB storage. 1 seat, 1 organization

Langfuse $0 · for the MIT core. ee/ is not the community license

Lowest paid

Helicone Pro $79/mo

Langfuse Enterprise $2/mo

Next step up

Helicone

Langfuse Core $29/mo

Coding agent

Helicone Agent + Tab inside the editor

Langfuse

Runs where

Helicone Hosted

Langfuse Local or hosted

Watch out

Helicone $79 is the Pro platform fee, not a cap

Langfuse Hobby is two users and 30-day retention

Last checked

Helicone 2026-10-22 · helicone.ai/pricing

Langfuse 2026-10-19 · langfuse.com/pricing

Which one, then?

Pick Langfuse if

teams shipping LLM apps who need traces and a cost tile, not another chat UI.

Read the Langfuse page

Other comparisons